èŠçŽ
- RIPE NCC ã®å¶è£å¯Ÿå¿ã¯ãã°ãã°ã³ã³ãã©ã€ã¢ã³ã¹ãšè¡šçŸãããŸããããã®çµæžç圱é¿ã¯ãã倧ããã審æ»ã¯ã¬ãžã¹ããªãšã³ããªãè«æ±æžãã¡ã³ããŒè³æ Œã移転ææãã¢ãã¬ã¹ã®æµåæ§ãå°èŠæš¡ãããã¯ãŒã¯äºæ¥è ãè² ãèšŒæ æåºã®è² æ ã«ãŸã§åã³ãŸãã
- 2026 幎 5 æ 1 æ¥ã«å ¬è¡šããã 2026 幎第 2 ååæã®éææ§ã¬ããŒã RIPE-857 ã¯ãçŸåšã®å ·äœçãªè³æã§ããããã«ãããšãRIPE NCC 㯠EU å¶è£ã«ææããããªã©ã³ãã®çµç¹ã§ãããç»é²ã䜿çšã§ã¯ãªãåçµããå¶è£å¯Ÿè±¡è ã¯æ°èŠãªãœãŒã¹ã移転ãååŸã§ããããªãœãŒã¹ã®ç»é²æ¹æ¶ãã¡ã³ããŒã«å¯ŸããæšæºãµãŒãã¹å¥çŽã®çµäºã¯è¡ãããããã«ãªã©ã³ãã®éè¡ååŒé¢ä¿ã«åœ±é¿ãåã¶å¯èœæ§ããããã OFAC ãªã¹ãã確èªããŠããããšãããŠããŸãã
- ãããã®æ°åã¯ããããåãªãã¹ã€ããã§ã¯ãªããæ©æŠã®æ©æ¢°ã§ããçç±ã瀺ããŠããŸãã2026 幎 4 æ 7 æ¥çŸåšãã¬ããŒãã«ã¯åèš 2,110 ä»¶ã®ã¢ã©ãŒãããªã¹ããããŠããããã¡ 1,971 ä»¶ã¯èª€æ€ç¥ãå é€ãé©çšå¯Ÿè±¡å€ããŸã㯠OFAC é¢é£ã®ã«ããŽãªãŒã«åé¡ããã99 ä»¶ã調æ»äžã16 ä»¶ãä¿çäžããã㊠24 ä»¶ãå¶è£å¯Ÿè±¡ãšç¢ºå®ã RIPE NCC ã®ãµãŒãã¹ã«é©çšããããšãããŠããŸãã
- 䜿çšãç¶æããªããåçµããæªçœ®ã¯ãç»é²æ¹æ¶ãšã¯çµæžçã«ç°ãªããŸããããã¯åæ³çãªã³ã³ãã©ã€ã¢ã³ã¹ã®å¢çç·ãšãªãåŸãŸããããšã³ããªãåçµãããŠããéã¯ãä¿æè ã¯ãªãœãŒã¹ãããã«ååŸããããæ¢åã®ãã®ã移転ãããã§ããªããããè³æ¬äŸ¡å€ã«åœ±é¿ãåãŒããŸãã
- æå€§ã®çµç¹çãªã¹ã¯ã¯ãå·è¡ã®ãšã¹ã«ã¬ãŒã·ã§ã³ã§ãã審æ»ã¯åæ³çãªã³ã³ãã©ã€ã¢ã³ã¹ãéè¡ã®èš±å®¹æ§ãã¬ãžã¹ããªã®æ£ç¢ºæ§ãä¿è·ããããã®ãã®ã§ãããæ²çœ°çãªåæãæ¿æ²»ç没åãã¢ãã¬ã¹è³æ¬ã®ç®¡çããããã¯çšŒåäžã®ãããã¯ãŒã¯ã«å¯Ÿããåºç¯ãªéçªè¡çºã®ææ®µãšãªã£ãŠã¯ãªããŸããã
- é©åãªå¢çç·ã¯ãç¶ç¶æ§ç¬¬äžãã§ããRIPE NCC ã¯ãæ°ããªã¬ãžã¹ããªè¡çºãäžæåæ¢ãã蚌æ ã®æåºãæ±ããæ¯æããã£ãã«ãä¿è·ã§ããã¹ãã§ãããæ³åŸãŸãã¯æç¢ºãªè©æ¬ºã®èšŒæ ããªããã°ãæåŸã«æ€èšŒãããç»é²ç¶æ ã¯ç¶æãããªããã°ãªããŸããã
å¶è£å¯©æ»ã¯åãªãã¹ã€ããã§ã¯ãªãæ©æŠã·ã¹ãã ã§ãã
ãå¶è£å¯©æ»ããšããèšèã¯ããã®ãã€ããªãŒãªè¡çºã瀺åãããããã«ãæž æœæããããŸããååãç §äŒããããªã¹ããåç §ãããäžèŽã確èªããããåŠãã倿ãããçµç¹ã¯æ¬¡ã«é²ã¿ãŸããããããRIPE NCC ã®å¶è£å¯©æ»ã®çµæžåŠã¯ãã®ããã«çè§£ãã¹ãã§ã¯ãããŸãããå°åã€ã³ã¿ãŒãããã¬ãžã¹ããªã«ãããŠã審æ»ã¯åãªãã³ã³ãã©ã€ã¢ã³ã¹ã®ç §äŒã§ã¯ãããŸãããããã¯å¶åºŠçä¿¡é Œã®é£éã«ãããäžã€ã®ã€ãã³ãã§ãããä¿æè ãè¯å¥œãªç¶æ ãç¶æã§ãããã©ãããè«æ±æžãæ¯æãããã©ããã移転ãå®äºã§ãããã©ãããè³Œå ¥è ããããã¯ã®äŸ¡æ Œãä»ãããããã©ãããå°èŠæš¡äºæ¥è ãã¢ãã¬ã¹ç©ºéã远å ã§ååŸã§ãããã©ããããããŠååŒçžæãå¥çŽãæ¯ããã®ã«ååãªã»ã©ç»é²ãšã³ããªãã¯ãªãŒã³ãšã¿ãªããã©ããã«åœ±é¿ãåãŒãåŸãŸãã
éèŠãªã®ã¯ãæ³çå¿ èŠæ§ãšå¶åºŠçç¯å²ã®éãã§ããRIPE NCC ã¯ãªã©ã³ããæ ç¹ãšããEU å¶è£ãéµå®ããªããã°ãªããŸããããã®åæã¯ä»»æã§ã¯ãããŸãããåé¡ã¯ãããããäœãçãããã§ããæ³ç審æ»ã¯ãæ°ããªå²ãæ¯ãããªãœãŒã¹ç§»è»¢ãåäœµæŽæ°ããŸãã¯çŠæ¢ãããå©çãçãæ¯æããã£ãã«ãé©åã«åæ¢ããããšãã§ããŸãããŸããååã®åäžæ§ãå®è³ªçæ¯é ãäŒæ¥ã®ç¶ç¶æ§ãå é€è³æ Œã«ã€ããŠã®èšŒæ ãå¿ èŠãšããå ŽåããããŸããäºå®é¢ä¿ãæããã«ãªããŸã§ãæ¡ä»¶ãåçµãŸãã¯ä¿çç¶æ ã§ç¶æããããšã RIPE NCC ã«åŒ·ããããšããããŸãããããã®è¡çºã¯ã軜埮ãªã¬ãžã¹ããªè²¬åãšäž¡ç«ãåŸãŸãã
ãããã審æ»ã¯ããåºç¯ãªéçªã«ããªãåŸãŸãããªã¹ãèšèŒã«é¢ããäžç¢ºå®æ§ããæ¢åã®ã¬ãžã¹ããªã¢ã¯ã»ã¹ãäœäžãããããŒã¿ããŒã¹ã®æš©éã劚ããéçšã®ç¶ç¶æ§ãæãªããæ¯æãã®æ©æŠãã¡ã³ããŒã·ããã®å€±æã«è»¢åãããããã¢ãã¬ã¹ã®åžå°æ§ãè³æ¬äŸ¡å€ã«å¯Ÿããè£éçãªèš±å¯ã«ããæ¿ãããããããšãèš±ããªãã°ãçãæ³ç矩åã¯å¶åºŠçæš©åãžãšå€è²ããŸããã¬ãžã¹ããªã¯ãäžææ§ã®èšé²ãšä¿è·ããã誰ãåžå°ãªã€ã³ãããã®å®éç䟡å€ã享åãç¶ããããããæ±ºå®ããç«å Žãžãšç§»è¡ããŸããæ¯æžåŸã® IPv4 åžå Žã«ãããŠãããã¯ç®¡çäžã®çްç®ã§ã¯ãªããæ¿æ²»çµæžã§ãã
RIPE NCC èªèº«ã® 2026 幎第 2 ååæå¶è£éææ§ã¬ããŒãã§ãã RIPE-857 ã¯ããã®å¢çç·ãå¯èŠåããŠããŸããã¬ããŒãã¯ãçµç¹ã RIPE ããŒã¿ããŒã¹å ã§åœ±é¿ãåãããªãœãŒã¹ã®ç»é²ãåçµãããããã®äœ¿çšã¯åçµããªããšè¿°ã¹ãŠããŸããå¶è£å¯Ÿè±¡è ã¯ããããªããªãœãŒã¹ã®ååŸãæ¢åã®ãªãœãŒã¹ã®ç§»è»¢ã¯ã§ããŸããããŸããRIPE NCC ã¯ãªãœãŒã¹ã®ç»é²æ¹æ¶ããã¡ã³ããŒã§ããå Žåã®æšæºãµãŒãã¹å¥çŽã®çµäºã¯è¡ããªããšããŠããŸãããããã®æã¯éèŠã§ãããªããªãããããã¯æ¿çäžã®çåã解決ããããã§ã¯ãªãããã®çµç¹ãæ¢ã«ãåçµãããã¬ãžã¹ããªè¡çºãšçšŒåäžã®ãããã¯ãŒã¯ã®ç¶ç¶æ§ãšãåºå¥ããŠããããšã瀺ããŠããããã§ãã
ãã®åºå¥ãåæã®äžå¿ã§ããã¹ãã§ããæ°ããªã¬ãžã¹ããªè¡çºã®åçµã¯ãã³ã³ãã©ã€ã¢ã³ã¹ããŒã«ã§ããç»é²æ¹æ¶ããµãŒãã¹äœäžã¯çµæžçã·ã§ãã¯ã§ããåè ã¯éè¡ã®èš±å®¹æ§ãšæ³çã³ã³ãã©ã€ã¢ã³ã¹ãç¶æããªãããéçšèšé²ããã®ãŸãŸæ®ãããšãã§ããŸããåŸè ã¯ã顧客ãäžæµãäžæµãŠãŒã¶ãŒãçµè·¯ã»ãã¥ãªãã£ã®æåŸ ããããŠã¢ãã¬ã¹ãããã¯ã®åžå ŽäŸ¡å€ãå±éºã«ãããå¯èœæ§ããããŸããåªããã¬ãžã¹ããªã¬ããã³ã¹ã¯ããã®éããåºã«æ§ç¯ãããã¹ãã§ãã
ããã¯å¶è£ãç¡èŠããããšã䞻匵ãããã®ã§ã¯ãªããã¢ãã¬ã¹ä¿æè ãç¡å¶éã®æš©å©ãæã€ææè ãšããŠæ±ãããšã䞻匵ãããã®ã§ããããŸãããããã¯å¶åºŠäžã®è¬èããæ±ãããã®ã§ããã¬ãžã¹ããªã®æã匷åãªå ¬ç矩åã¯ãäžææ§ãæ£ç¢ºæ§ãç¶ç¶æ§ãç¶æããããšã§ããåžå°ãª IPv4 ã«ãã£ãŠçã¿åºãããè³æ¬äŸ¡å€ã«å¯Ÿããå®¶äž»ãšãªãããšããã¬ãžã¹ããªæ©èœãžã®ã¢ã¯ã»ã¹ãæã€ããšã§ãããã¯ãŒã¯ã眰ããæ¿æ²»ç調åè ãšãªãããšã§ã¯ãããŸãããåžå°æ§ã¯ã¬ãžã¹ããªã匷åã«ããŸããããããã«ãããå¢çç·ã¯çްããå¯èŠçã§ãæ¡åŒµãã«ãããã®ã§ãªããã°ãªããŸããã
RIPE-857 ããã®èšŒæ
RIPE-857 㯠2026 幎 5 æ 1 æ¥ã«å ¬è¡šãããäž»èŠãªæ¡ä»¶è¡šã®ç¶æ æ¥ä»ãšã㊠2026 幎 4 æ 7 æ¥ãæç€ºããŠããŸããã¬ããŒãã¯ãåååæãã倿Žã¯ãªãã£ããšè¿°ã¹ãŠããŸãããã®ããŒã¿ã¯ã€ã³ã¿ãŒãããã®èŠæš¡ãããããšå€§ãããããŸãããã審æ»ã®ä»çµã¿ãæããã«ããã«ã¯ååãªèŠæš¡ã§ãã圱é¿ãåãããªãœãŒã¹ã®åèšã«ã¯ã4,832,512 åã® IPv4 ã¢ãã¬ã¹ã5 ã€ã®/32 IPv6 å²ãæ¯ãã18 ã®/29 IPv6 å²ãæ¯ãã47 ã® AS çªå·ãå«ãŸããŸãããããã®æ°åã¯ãå¶è£æ¡ä»¶ã象城çãªãã®ã§ã¯ãªãããšã瀺ããŠããŸãããããã¯ããããã¯ãŒã¯èšç»ã IPv4 åžå Žã§åé¡ãšãªãã»ã©ã®èŠæš¡ã®ã¢ãã¬ã¹ä¿æã«åœ±é¿ãåãŒããŸãã
åãã¬ããŒãã«ã¯ã2026 幎 4 æ 7 æ¥çŸåšãEU ããã³ OFAC 調æ»ã«é¢ããåèš 2,110 ä»¶ã®ã¢ã©ãŒãããªã¹ããããŠããŸãããããã®ãã¡ã1,971 ä»¶ã¯ç¢ºå®ãã誀æ€ç¥ãé©çšå¯Ÿè±¡å€ã® EU å¶è£ã¢ã©ãŒããå é€ãOFAC æ¡ä»¶ãå«ãè€åã«ããŽãªãŒã«åé¡ãããŠããŸããå¥ã® 99 ä»¶ã¯èª¿æ»äžã§ãã16 ä»¶ã¯ä¿çäžã24 ä»¶ã¯å¶è£ã確å®ããRIPE NCC ãµãŒãã¹ã«é©çšããããšãããŸãããçµæžåŠçã«èšãã°ããã®ã·ã¹ãã ã¯ãããå°æ°ã®ãµãŒãã¹é¢é£ç¢ºå®æ¡ä»¶ãèŠã€ããããã«ãå€§èŠæš¡ãªå¯©æ»è² è·ãçã¿åºããŠããããšã«ãªããŸãã
ãã®æ¯çã¯éèŠã§ãã誀æ€ç¥ã¯ãåŸã«ã¯ãªã¢ããããããšãã£ãŠç¡å®³ã§ã¯ãããŸããããããã¯æ€çŽ¢ã³ã¹ããéä¿¡ã³ã¹ããææžã³ã¹ããé å»¶ãªã¹ã¯ããããŠæãšããŠåæ¥çãªå°æãæŒãä»ããŸããä¿æè ã¯ãèªåããªã¹ããããåœäºè ã§ã¯ãªãããšãçŸå°ã®ç»é²ææžãææ°ã§ããããšãå®è³ªçæ¯é ãå¶éã®å¯Ÿè±¡ã§ã¯ãªãããšããŸãã¯äžèŽãèŠãããã®ã¯åãªãååã®è¡çªã§ããããšã蚌æããå¿ èŠãçãããããããŸãããRIPE NCC ã¯ãã¬ãã¥ãŒãšãšã¹ã«ã¬ãŒã·ã§ã³ã«ã¹ã¿ããã®æéãè²»ããå¿ èŠãçãããããããŸããããã®æéäžãã¬ããŒãã¯ãäžèŽã®å¯èœæ§ãããæ¡ä»¶ã¯ã¯ãªã¢ããããŸã§æ°èŠãªãœãŒã¹ã移転ãé²ããããšãã§ããªããšè¿°ã¹ãŠããŸããçµæžçè² æ ã¯ãæçµçãªç¶æ ã倿ããåã«çºçããŸãã
ä¿çäžã®ã«ããŽãªãŒã¯ããã«ç€ºåçã§ããRIPE-857 ã¯ãã¡ã³ããŒãŸãã¯ãšã³ããŠãŒã¶ãŒãååãæåŠãããã調æ»ãå®äºãããããã®ææžãæäŸã§ããªãå Žåãå¶è£å¯Ÿè±¡ãšããŠæ±ãããå¯èœæ§ããããšè¿°ã¹ãŠããŸããããã¯ã³ã³ãã©ã€ã¢ã³ã¹ç®¡çã®èгç¹ããã¯åççãããããŸãããçµç¹ã¯ã蚌æ ãªãã«ãäžæ¬æãšäžå¯èœãåžžã«åºå¥ã§ããããã§ã¯ãããŸããããããçµæžççµæã¯å³ãããã®ã§ããåœäºè ã¯ãå¶è£ã確å®ããŠããããã§ã¯ãªããææžã®è² æ ãæºãããªãããã«å¶éçãªç¶æ ã«é¥ãå¯èœæ§ããããŸããäŒæ¥ç»èšæãæ··ä¹±ããŠãããæŠäºè¢«å®³ããããéè¡ããªã¹ã¯åé¿ããŠãããèšèã®å£ããããæ³çæžé¡äœæãé ãããããã¯å ¬èšŒå¶åºŠãåŒ±ãæ³åã§ã¯ããã®è² æ ã¯åçã«åé ãããŸããã
RIPE NCC ã OFAC ãªã¹ãã確èªãããšããæ±ºå®ã¯ãç±³åœã®å¶è£ãéµå®ãã矩åã¯ãªããšããªããããæ°ããªå±€ã远å ããŸããã¬ããŒãã¯å®åçãªçç±ãæããŠããŸãããªã©ã³ãã®éè¡æ©é¢ã圱é¿ãåããå¯èœæ§ãããããããè«æ±ã𿝿ãåé ã«åœ±é¿ãåŸãããã§ããããã¯ççŽã§æçãªèšŒæ ã§ãããªããªããéè¡ãã©ã®ããã«ã¬ãžã¹ããªã«å ¥ã蟌ããã瀺ããŠããããã§ããåŒãéãšãªãã®ã¯ãRIPE NCC ãçŽæ¥ææããå ¬æ³ã ãã§ã¯ãããŸãããããã¯ããªã©ã³ãã®åäŒãè«æ±ãæ¯æããåããããšãå¯èœã«ããéèçµè·¯ã®ãªã¹ã¯èš±å®¹åºŠã§ããããŸãã
ãããã£ãŠãã¬ããŒãã¯ãEU ã®æ³ç矩åãOFAC é¢é£ã®éè¡ãžã®æ³šæããªã¹ãã¢ã©ãŒããã¹ã¿ãã調æ»ãææžèŠæ±ãæ¡ä»¶ç¶æ ãåçµãä¿çåŠçã移転ãããã¯ãã¡ã³ããŒã·ããç¶ç¶æ§ãšãã£ãè€æ°ã®ã®ã¢ãæã€å¶åºŠçæ©æ¢°ãæåããŠããŸãããã®æ©æ¢°ããã³ã³ãã©ã€ã¢ã³ã¹ããšåŒã¶ã®ã¯çå®ã§ããäžååã§ããããè¯ã衚çŸã¯ãæ©æŠã·ã¹ãã ãã§ããããã¯å ¬å ±å¶è£æ³ãšéè¡ãªã¹ã¯ããã®å§åãã¬ãžã¹ããªå°åž³ãžãšäŒéããå°åž³ããã¢ãã¬ã¹è³æ¬äŸ¡å€ãžãšäŒããŸãã
åçµã¯ç»é²æ¹æ¶ãããç¯å²ãçãããã³ã¹ãããªãããã§ã¯ãªã
RIPE-857 ã«ãããæãéèŠãªäºå®ã¯ãç»é²ã®åçµãšå©çšã®åæ¢ã®åºå¥ã§ããå©çšãç¶æããåçµã¯ãã¬ãžã¹ããªçµæžåŠã®åºæ¬çãªççãèªèããŠããŸããããŒã¿ããŒã¹ãšã³ããªã¯ãããã¯ãŒã¯ã§ã¯ãããŸããããã±ããã¯ããªã©ã³ãã®åäŒããªã¢ã«ã¿ã€ã ã§ãã¹ãŠã®çµè·¯ãæ¿èªããããç§»åããã®ã§ã¯ãããŸããããããã¯ãŒã¯ãã«ãŒãã£ã³ã°ããã®ã¯ãäºæ¥è ãã«ãŒã¿ãŒãèšå®ããäžæµäºæ¥è ãã¢ããŠã³ã¹ãåãå ¥ããé¡§å®¢ãæ¥ç¶ããéçšäžã®ä¿¡é Œãæç¶ããããã§ããã¬ãžã¹ããªãšã³ããªãéèŠãªã®ã¯ããããæš©å©ãé£çµ¡å ããŒã¿ã移転èšé²ãéåŒã DNS æš©éãçµè·¯ã»ãã¥ãªãã£ãµãŒãã¹ãåžå Žã®ä¿¡é Œã調æŽããããã§ããããããã©ãã£ãã¯ãéã¶ããã§ã¯ãããŸããã
ããããåçµãæ£åœãªäžéçææžææ®µãšãªãåŸãçç±ã§ããä¿æè ã RIPE NCC ãµãŒãã¹ã«é©çšãããæ¹æ³ã§å¶è£ãåããŠããå Žåããã®ä¿æè ã«ãããªããªãœãŒã¹ãååŸãããããæ¢åã®ãã®ã移転ããããããããšã¯ãçŠæ¢ãããå©çãçãå¯èœæ§ããããŸããã¬ãžã¹ããªè¡çºãåçµããããšã¯ã皌åäžã®ãããã¯ãŒã¯ãåŒãè£ãããšãªãéµå®ããæ¹æ³ã§ããããã¯ãããŒã¿ããŒã¹ããããªãååŸã移転ã®çµè·¯ãšããŠäœ¿ãããã®ãé²ãã€ã€ãå¶è£åé¡ãšã¯ç¡é¢ä¿ãããããªããšã³ãã«ã¹ã¿ããŒãžã®å³æã®æå®³ãåé¿ããŸããå¶åºŠäžã®èгç¹ããã¯ãããã¯ç¶ç¶æ§ãç¶æãã管ççã§ãã
ããããåçµã«ã¯äŸç¶ãšããŠçµæžçåããããŸãããããã¯ã移転ã§ããªãä¿æè ã¯ã売åŽã«ãã£ãŠãããçŸéåã§ããŸããããããªãã¢ãã¬ã¹ç©ºéãååŸã§ããªãä¿æè ã¯ãéåžžã®æ¹æ³ã§æé·ã§ããªããããããŸãããè²·ãæã¯ãã®ãããã¯ãã¯ãªãŒã³ãªåšåº«ãšã¿ãªããŸããã貞ãæã¯åãåºå£çµè·¯ã«äŸåã§ããŸããããããŒã«ãŒã¯åãååŒãæç«ãããããŸãããå䜵ã«ã¯è¿œå ã®æ§é ãå¿ èŠã§ãã£ããã倱æãããããããŸããããããã£ãŠã皌åäžã®ã«ãŒãã£ã³ã°ãç¶ç¶ããŠããŠããã¢ãã¬ã¹ä¿æã®äŸ¡å€ã¯æãªãããŸããåçµãããç»é²ã¯æ²¡åã§ã¯ãããŸããããè³æ¬ã®ç§»åå¯èœæ§ã«å¯Ÿããå¶éã§ãã
æ¿çäžã®èª²é¡ã¯ããã®æå®³ãã³ã³ãã©ã€ã¢ã³ã¹ã®å¿ èŠæ§ã«çµã³ã€ããŠããããšã§ããåçµãäžè¬çãªåŠçœ°ãšããŠäœ¿ã£ãŠã¯ãªããŸãããå ¬åŒãªçŽäºè§£æ±ºã®ä»£çšããå°åãæ¥ãå ¥ãããããŒã«ããŸãã¯æ¿æ²»çã«æ±ãã«ããä¿æè ãã¢ãã¬ã¹åžå Žã䜿ãã®ãé²ãããã®ééã®ãªãææ®µãšãã¹ãã§ã¯ãããŸãããIPv4 ã®äŸ¡å€ãé«ãŸãã°é«ãŸãã»ã©ãã¬ãžã¹ããªç®¡çããŠããšããŠå©çšããããªãèªæã匷ãŸããŸãããã®èªæã«æµæããªããã°ãªããŸããããªããªããã¬ãžã¹ããªã®æš©åšã¯ããããææã§ã¯ãªã調æŽãšããŠçè§£ãããŠããéãã«ãããŠã®ã¿åãå ¥ããããããã§ãã
åæ§ã®ç¹ã¯ãè¯å¥œãªç¶æ ã«ãåœãŠã¯ãŸããŸããå¶è£å¯©æ»ããæéã®æ¯æããæžé¡ã®æåºããããã¯éåžžã®æŽæ°ãè¡ãä¿æè ã®èœåã«åœ±é¿ãäžãããªãã°ãRIPE NCC ã¯ç¢ºå®ããå¶éãšæç¶ãäžã®äžç¢ºå®æ§ãåºå¥ããã«ããŽãªãŒãå¿ èŠãšããŸããè¯å¥œãªç¶æ ã«ããã¡ã³ããŒããåã«éè¡ãæ¯æãçµè·¯ãæåŠããããææžå±ãè¿ éã«èšŒææžãçºè¡ã§ããªããšããçç±ã ãã§ãåµåäžå±¥è¡ã¡ã³ããŒã«ãªãã¹ãã§ã¯ãããŸãããã³ã³ãã©ã€ã¢ã³ã¹ã¯å¶éãå¿ èŠãšãããããããŸããããé å»¶ãããã¹ãŠã®æ¡ä»¶ã忥çåµåäžå±¥è¡ã§ãããšããèæ§ãå¿ èŠãšã¯ããŸããã
åçµã»å©çšé忢ã®åºå¥ã¯ãã³ãã¥ãã±ãŒã·ã§ã³ã®çŸ©åãçã¿åºããŸãã圱é¿ãåããä¿æè ãè²·ãæã貞ãæãäžæµäºæ¥è ãäžæµã®é¡§å®¢ã¯ãäœãåçµãããäœãåçµãããŠããªãã®ããçè§£ããå¿ èŠããããŸããã¬ãžã¹ããªãå©çšã¯åçµãããŠããªããšèšããªãã°ãåžå Žã¯éåŒã DNSãRPKIãã¡ã³ãããŒã¢ã¯ã»ã¹ãé£çµ¡å æŽæ°ãéåžžã®ã¢ãã¥ãŒãºåãåããå ä¿®æ£ãåŒãç¶ãå©çšå¯èœãã©ãããç¥ãå¿ èŠããããŸãããããã®æ©èœã®äžã«ã¯ããµãŒãã¹ã䌎ããã®ããããããããŸãããããŒã¿ã®å®å šæ§ã䌎ããã®ããããããããŸãããå¢çç·ã¯ãéçšããŒã ãæ²é»ããæšæž¬ããå¿ èŠããªãçšåºŠã«ãååã«æç¢ºã«ç€ºãããã¹ãã§ãã
誀æ€ç¥ã¯ã¬ããã³ã¹ã³ã¹ãã§ãã
誀æ€ç¥ã¯ããã°ãã°å®å šãªã³ã³ãã©ã€ã¢ã³ã¹ããã°ã©ã ã®ä»£åãšããŠæ±ãããŸããããã¯ã¬ãžã¹ããªã«ãšã£ãŠããŸãã«ã宿ã§ããéèã§ã¯ã誀æ€ç¥ã®èŠåã¯æ¯æããé å»¶ãããããéè¡ã®é¡§å®¢ã«æžé¡ã®æåºãæ±ããããããããããŸãããã¬ãžã¹ããªã§ã¯ã誀æ€ç¥ã®èŠåã¯ãäºæ¥èšç»ãè³é調éã¹ã±ãžã¥ãŒã«ã顧客移è¡ãæ¯ããå¯èœæ§ã®ããã¢ãã¬ã¹ç©ºéãå«ããªãœãŒã¹èŠæ±ã移転ã忢ãããããšããããŸããã³ã¹ãã¯åã«ååãã¯ãªã¢ã«ããã®ã«è²»ãããæéã ãã§ã¯ãããŸãããäžç¢ºå®æ§ã®éã«å€±ããããªãã·ã§ã³äŸ¡å€ã§ãã
RIPE-857 ã®æ°åã¯ãèŠåã®å€§éšåããµãŒãã¹é¢é£ã®ç¢ºå®å¶è£ããå€ããããšã瀺ããŠããŸããã¯ãªã¢ãããå é€ãããé©çšããããOFAC é¢é£ã®ãã±ããã¯ã2026 幎 4 æ 7 æ¥ã®ç¶æ æ¥ä»ã§ã2,110 ä»¶ã®ç·èŠåã®ãã¡ 1,971 ä»¶ã«äžããŸããããã¯å¯©æ»ã誀ã£ãŠããããšãæå³ããã®ã§ã¯ãããŸãããåªãã審æ»ã¯ãæçµçãªæ¡ä»¶ãããå€ãã®å¯èœæ§ã®ããäžèŽãæãŸããããšãæå³ããŠããŸããããããããã¯ã·ã¹ãã ããæçµçã« RIPE NCC ãµãŒãã¹ã«å¯ŸããŠå¶éã確å®ããŠããªãåœäºè ã«å¯ŸããŠã倧ããªèšŒæè² æ ãçã¿åºãããšãæå³ããŸãã
ãã®è² æ ã®åé ã¯éèŠã§ããååç §åã¯æåçã«äžç«ã§ã¯ãããŸãããå€ãã®äŒæ¥ãå人ã¯ãé³èš³ãç¥ç§°ãç¶ç§°åœ¢åŒãæ§åŒã®ç¶ŽããçŸå°æåã®ããªãšãŒã·ã§ã³ãå䜵åŸã®ååãå ±æããŠããŸããäŒæ¥ç»é²ããŒã¿ã¯ãã£ãããšæŽæ°ããããããããŸãããå¶è£ãåããæ¿åºæ©é¢ã¯ãæ°éã®éä¿¡äºæ¥è ã«è¿ãååãæã£ãŠãããããããŸããããªã¹ãããã人ç©ã¯ãå°æ°æ ªäž»ãå æ ªäž»ããŸãã¯æ¯é æš©ã®ãªãååäžèŽãããããŸãããå°èŠæš¡ãããã¯ãŒã¯ã¯ããã®åºå¥ãè¿ éã«æ§æããããã®ã³ã³ãã©ã€ã¢ã³ã¹é¡§åãæã£ãŠããªããããããŸãããã¬ãžã¹ããªã®å¯©æ»ã·ã¹ãã ã¯æè¡çã«å¥å šã§ãã£ãŠãããµãŒãã¹å°åå šäœã«ããã£ãŠäžåçãªæ©æŠãçã¿åºãå¯èœæ§ããããŸãã
蚌æ è² æ ãé察称ã§ããRIPE NCC ã¯æ¡ä»¶ãã¯ãªã¢ããããŸã§è¡åã忢ããããšãã§ããŸããä¿æè ã¯èª¿æ»ãæºè¶³ãããã®ã«ååãªèšŒæãæåºããªããã°ãªããŸãããæ¡ä»¶ã移転ã«é¢ãããã®ã§ããã°ãè²·ãæã¯åŸ ããªããããããŸãããæ¡ä»¶ãæ°èŠãªãœãŒã¹ã«é¢ãããã®ã§ããã°ã顧客ã®ããŒãºã¯åæ¢ããªããããããŸãããæ¡ä»¶ãæ¯æãã«é¢ãããã®ã§ããã°ãè«æ±æžã®æèšã¯é²ã¿ç¶ãããããããŸãããé å»¶ã¯åœè£ ããããªãœãŒã¹é åã§ããå€§èŠæš¡äºæ¥è ã¯å¿èãè²·ãããšãã§ããŸãããå°èŠæš¡äºæ¥è ã¯åŸã ã«ããŠã§ããŸããã
ããããéèšãããéææ§ãæçµçãªéèšãè¶ ããŠé²ãã¹ãçç±ã§ããã¬ããŒãã¯æçã«æ¡ä»¶ã«ããŽãªãŒãšåèšãæäŸããŠããŸãããåžå Žã¯æéããŒã¿ãå¿ èŠãšããŠããŸãã誀æ€ç¥ãã¯ãªã¢ãããŸã§ã®äžå€®å€æéãæ¡ä»¶ã¿ã€ãå¥ã®ååžã移転é¢é£ã®èŠåã®å²åãOFAC è«æ±æžå¿µã«ããå²åãäžåã®ææžèŠæ±ã§ã¯ãªã¢ãããå²åãå€éšã®æ³çã¬ãã¥ãŒãå¿ èŠãšããå²åãªã©ã§ãããããã®ããŒã¿ã¯å¿ååã§ããŸãããããã¯ãã¡ã³ããŒããªã¹ã¯ãäŸ¡æ Œä»ãããåç· åœ¹äŒãã·ã¹ãã ãéåºŠã®æ©æŠãçã¿åºããŠãããã©ããã確èªããã®ã«åœ¹ç«ã¡ãŸãã
誀æ€ç¥ã¯ã³ãã¥ãã±ãŒã·ã§ã³ã®å ¬å¹³æ§ã詊ããŸããä¿æè ã¯æžå¿µã®ã«ããŽãªãŒãçè§£ããã®ã«ååãªæ å ±ãäžããããã¹ãã§ããåãªãååã®è¡çªã¯ãå®è³ªçæ¯é ã®äžç¢ºå®æ§ãšã¯ç°ãªããŸããåœã«é¢é£ããå é€åé¡ã¯ãçŽæ¥çãªãªã¹ãäžèŽãšã¯ç°ãªããŸããOFAC ã«é¢é£ããè«æ±ã¬ãã¥ãŒã¯ãEU ãµãŒãã¹é©çšå¯èœæ§ãšã¯ç°ãªããŸããæ£ç¢ºãã¯åãªã瀌åã§ã¯ãªããç¡é§ãåæžããæ¹æ³ã§ããã¬ãžã¹ããªãææ§ãªçç±ãäžãããªãã°ãä¿æè ã¯ææžãéå°ã«æäŸããåŒè·å£«ã¯æ¡ä»¶ãéå°ã«æ±ããã¹ã¿ããã¯ããå€ãã®è³æãã¬ãã¥ãŒããã¯ãªã¢ãªã³ã°ããã»ã¹ã¯é ããªããŸãã
ã¬ãžã¹ããªã¯ãŸããæ³åŸã奿®µã®å®ããããªãéãã蚌æãéããããŠããéããµãŒãã¹ãç¶æãã¹ãã§ããå¯èœæ§ã®ããäžèŽãåŸã«èåœã§ãããšå€æããå Žåãã¬ãã¥ãŒäžã®åé¿å¯èœãªæ··ä¹±ã¯ãå¶éãããŠããªãä¿æè ã«èª²ããããå¶åºŠçã³ã¹ãã§ããããã®ã³ã¹ãã¯ãäžéãšããŠã§ã¯ãªããã¬ããã³ã¹ææšãšããŠæ±ãããã¹ãã§ãã
éè¡ãã³ã³ãã©ã€ã¢ã³ã¹ãã¡ã³ããŒã·ãããªã¹ã¯ã«å€ãã
RIPE-857 ã§æãçµæžçã«éèŠãªæã¯ãOFAC ã«é¢ãããã®ã§ãããããããŸãããRIPE NCC ã¯ãç±³åœã®å¶è£ãéµå®ãã矩åã¯ãªãã«ãããããããOFAC ãªã¹ãã確èªããŠãããšè¿°ã¹ãŠããŸãããªããªãããªã©ã³ãã®éè¡æ©é¢ã圱é¿ãåããå¯èœæ§ãããããããè«æ±ã𿝿ãã®åé ã«åœ±é¿ãäžããããã§ããããã¯åãªãæ³çã¡ã¢ã§ã¯ãããŸãããããã¯éè¡ãã¬ãžã¹ããªã¢ã¯ã»ã¹ã®éããªèŠå¶è ãšããŠé²ãã«ããŸãã
ã¡ã³ããŒã·ããã¯éèé¢ä¿ã«äŸåããŠããŸããã¡ã³ããŒã¯æéãæ¯æããŸããåäŒã¯è«æ±ããŸããéè¡ãè³éãç§»åãããŸããéè¡ãæ¯æããæåŠããããé å»¶ãããããç矩ãåãããããã°ãã¡ã³ããŒã RIPE NCC ãµãŒãã¹ã«é©çšãããå¶è£æªçœ®ã«ãã£ãŠçŽæ¥ææãããŠããªãå Žåã§ããã¬ãžã¹ããªåé¡ãçºçãåŸãŸããå ¬åŒãªã«ãŒã«ã¯æ¯æãã«é¢ãããã®ãããããŸããããå®éçãªåå ã¯ãã³ã«ã¬ã¹éè¡ã®æ éããé床ãªã³ã³ãã©ã€ã¢ã³ã¹ãå éšãªã¹ã¯ã¹ã³ã¢ãªã³ã°ããããã¯çŸå°éè¡ããŠãŒããé¢é£ãã£ãã«ãéããŠç§»åã§ããªãããšãããããŸããã
ããã¯é£ããåé¡åé¡ãçã¿åºããŸããæ¯æããæåŠããã¡ã³ããŒã¯ãæ¯æãææã¯ããã蚱容å¯èœãªéè¡çµè·¯ãéããŠè³éãéããªãã¡ã³ããŒãšã¯ç°ãªããŸããå¶è£ã確å®ããŠããã¡ã³ããŒã¯ãéè¡ãã«ã³ããªãŒãªã¹ã¯ãå«ã£ãŠããããã«æ¯æãçµè·¯ããããã¯ãããŠããã¡ã³ããŒãšã¯ç°ãªããŸããåé¿çã§ããããã«æžé¡ãæäŸã§ããªãã¡ã³ããŒã¯ãäŒæ¥ç»èšãæ··ä¹±ããŠããã¡ã³ããŒãšã¯ç°ãªããŸãããããã®ãã¹ãŠã®æ¡ä»¶ãéåžžã®éæºæ ãšããŠæ±ãããšã¯ãéè¡ã®ä¿å®æ§ãã¬ãžã¹ããªé€å€ãžãšè»¢åãããã§ãããã
ãããã£ãŠ RIPE NCC ã¯ãæ¯æãã®ç¶ç¶æ§ãã¬ãžã¹ããªç¶ç¶æ§ã®äžéšãšããŠæ±ãã¹ãã§ããããã¯çŠæ¢ãããè³éãåãå ¥ãããæ³çãªã¹ã¯ãçã¿åºãããããããšãæå³ããã®ã§ã¯ãããŸãããããã¯ãæ³åŸãèš±ãå Žåã«ææžåãããä»£æ¿ææ®µãæã€ããšãæå³ããŸããç¶äºæéãéè¡ãã§ãã¯ãæºããæ¯æãåç §ã蚱容å¯èœãªä»²ä»è ã«é¢ããã¬ã€ãã³ã¹ãæç¢ºãªãšã¹ã«ã¬ãŒã·ã§ã³ããããŠå¶è£ç¶æ³ã®åçµã𿝿ããã£ãã«ã®é害ãåºå¥ããæ¡ä»¶ã«ããŽãªãŒã§ããåäŒãéè¡ã®å¶çŽã®ããã«ã¡ã³ããŒããã®æ¯æããåãåããªãå Žåãç¶ç¶æ§ã¬ãã¥ãŒãªãã«æ¡ä»¶ãé»ã£ãŠã¡ã³ããŒã·ãã倱æãžãšæŒæµãããã¹ãã§ã¯ãããŸããã
å°èŠæš¡äºæ¥è ããªã¹ã¯ã«ãããããå°åã®äºæ¥è ã«ãšã£ãŠããªã¹ã¯ã¯ãã倧ãããªããŸããå€§èŠæš¡ãªåœéã°ã«ãŒãã¯ãè€æ°ã®éè¡é¢ä¿ãåäŒç€Ÿãæ³åé¡§åã財åã¹ã¿ãããæã£ãŠãããããããŸãããå°èŠæš¡ ISP ã¯ãäžã€ã®éè¡ãå°å ã®äŒèšå£«ããããŠéãããè±èªã®ææžããæã£ãŠããªããããããŸããããã®éè¡ã®ã³ã«ã¬ã¹ã©ã€ã³ãåŒãç· ããããã°ãISP ãè¯å¥œãªç¶æ ãç¶æã§ãããã©ããã¯ãRIPE NCC ããªã¹ã¯ãšæåŠãåºå¥ããææã«ããã£ãŠããŸãããã®åºå¥ãã§ããªãã¬ãžã¹ããªã¯ãå®å®ãã調æŽã«æãäŸåããŠãããããã¯ãŒã¯ãã®ãã®ã眰ããããšã«ãªããããŸããã
éè¡ã®æ©æŠã¯äº€æžåãå€åãããŸããã¡ã³ããŒãçŽæ¥æ¯æããªãå Žåã仲ä»è ãçŸããå¯èœæ§ããããŸããæçšãªã³ã³ãã©ã€ã¢ã³ã¹ã財åãµããŒããæäŸããè ãããã°ãæ¯æãæ¯æŽããããŒã«ã¬ããžããªãŒã¹ãã¹ãã³ãµãŒã·ããã忥ç圱é¿åãšçµã³ã€ããè ãããã§ãããããããã¯ãŒã¯ãã¬ãžã¹ããªãšã®ã¯ãªãŒã³ã§çŽæ¥çãªé¢ä¿ãç¶æããããšãå°é£ã«ãªãã»ã©ãç§çãªä»²ä»è ã«äŸåãã床åããé«ãŸãå¯èœæ§ããããŸããããã¯éææ§ãäœäžãããäŸåãé«ããå¯èœæ§ããããŸããèã調æŽã«ã³ãããããã¬ãžã¹ããªã¯ãèªãã®ã¡ã³ããŒã·ããã·ã¹ãã ãžã®ã¢ã¯ã»ã¹ã«é¢ããç§çãªåžå Žãå¶çºçã«äœãåºãã¹ãã§ã¯ãããŸããã
åç· åœ¹äŒã¯ããããäŒèšäžã®åé¡ã§ã¯ãªãæŠç¥çãªã¹ã¯ãšããŠèŠãã¹ãã§ããã©ãã ãã®æ¡ä»¶ãæ¯æããã£ãã«ã®å°é£ã䌎ã£ãŠãããïŒã©ãã ãã OFAC é¢é£ã§ããã EU ãµãŒãã¹é©çšå€ãïŒãã®ãããªæ¡ä»¶ã¯ã©ããããã®æéãèŠãããïŒã©ãã ãã®ã¡ã³ããŒãæ¯æãæ©æŠããå¶éãžãšç§»è¡ãããïŒã©ãã ããã¯ãªã¢ããããïŒãããã¯è«æ±éšéã ãã®è©³çްã§ã¯ãããŸããããããã¯ãã¬ãžã¹ããªã®æ³çåºç€ãšéè¡é¢ä¿ããå°åå šäœã§èª¿æŽãµãŒãã¹ãžã®äžå¹³çãªã¢ã¯ã»ã¹ãçã¿åºããŠãããã©ããã®ææšã§ãã
ç§»è»¢ã®æçµæ§ã¯ãåžå°ãª IPv4 䟡å€ã審æ»ã«åºäŒãå Žæã§ãã
å¶è£å¯©æ»ã®æãç®ã«èŠããåžå Žå¹æã¯ç§»è»¢ã«çŸããŸããIPv4 ã®æ¯æžä»¥æ¥ãæ°èŠå²ãæ¯ãã«ãã£ãŠæºãããªãã¢ãã¬ã¹éèŠã¯ã移転ãåŸ æ©ãªã¹ãããã®ããããªå²ãåœãŠããªãŒã¹ããããã¯ãŒã¯åèšèšããŸã㯠IPv6 ç§»è¡ã«ãã£ãŠæºãããªããã°ãªããŸãããå€ãã®äºæ¥è ã«ãšã£ãŠã移転åžå Žã¯æå³ã®ãã IPv4 ãããã¯ãååŸããããã®å¯äžã®å®çšçãªçµè·¯ã§ããããããã¬ãžã¹ããªã®èªèãäŸ¡æ Œåœ¢æã€ãã³ãã«ããŠããŸãã
IPv4 移転ã¯ã忥å¥çŽã眲åãããæç¹ã§çµæžçã«æçµåãããããã§ã¯ãããŸãããããã¯ãã¬ãžã¹ããªèšé²ãç§»åãèªèããååŒçžæãæŽæ°ããããšã³ããªã«äŸæ ã§ããããã«ãªã£ãæç¹ã§åžå Žçã«æçµãšãªããŸãããšã¹ã¯ããŒãæ¯æãã¿ã€ãã³ã°ã衚æä¿èšŒãã¢ãã¥ãŒãºå±¥æŽãã§ãã¯ãçµè·¯èªèšŒèšç»ã顧客移è¡ã¯ãã¹ãŠãã®ç¬éãäžå¿ã«åã£ãŠããŸããå¶è£ã®èŠåãèšé²ã®å€æŽã忢ã§ãããªããããã¯ååŒã®æç«ã忢ã§ããŸããå¯èœæ§ã®ããäžèŽãèšé²ãé å»¶ã§ãããªããããã¯äŸ¡æ Œãå€ããããŸããæ¡ä»¶ãä¿çç¶æ ã«ãšã©ãŸããªããããã¯è³æ¬ãææã§ããŸãã
ããããå¶è£å¯Ÿè±¡è ã¯æ¢åã®ãªãœãŒã¹ã移転ã§ããªããšããèšè¿°ãåãªãã³ã³ãã©ã€ã¢ã³ã¹äºå®ä»¥äžã®ãã®ã§ããçç±ã§ããããã¯åžå°ãªè³ç£çå©çã®æµåæ§ã«å¯Ÿããå¶éã§ããå ¬åŒã®ãã¯ããªã³ã¯ãçªå·è³æºã¯è²¡ç£ã§ã¯ãªããšèšããããããŸãããåžå Žã¯ããããã䜿çšã移転ããå®çšçèœåãäŸç¶ãšããŠè³æ¬åã§ããŸããéè¡ãè²·ãæãäºæ¥è ã¯ãã«ãŒãã£ã³ã°å¯èœãª IPv4 ãããã¯ãè©äŸ¡ããããã«åœ¢èäžåŠçãªæææš©ãå¿ èŠãšããŸããã圌ããå¿ èŠãšããã®ã¯ãç¶ç¶æ§ãèªèãåºå£çµè·¯ã§ããåçµã¯åºå£çµè·¯ãæãªããŸãã
ãã®æå®³ã¯ãæ³åŸã«çµã³ã€ããŠããå Žåã«ã¯æè·å¯èœã§ãã移転ããªã¹ãããããšã³ãã£ãã£ã«çŠæ¢ãããçµæžçå©çãæäŸãããªãã°ãRIPE NCC ã¯ãããæåŠãã¹ãã§ãããããæåŠã¯ãæ³çåé¡ãšåããããçããªããã°ãªããŸããããããã¯ããã移転ããç¡é¢ä¿ãªæ¢åã®é¡§å®¢éçšã劚害ãããªããã°ãªããªãããšãæå³ãã¹ãã§ã¯ãããŸããããããã¯ããã売ãæããäŸ¡æ ŒçŽäºã«ãããŠäžç¢ºå®æ§ãæŠåšãšããŠäœ¿ãããšãèš±ãã¹ãã§ã¯ãããŸãããå¯èœæ§ã®ããäžèŽãã調æ»ãå¿ èŠãšãã以äžã®ç¡é¢ä¿ãªãªãœãŒã¹ãåçµãã¹ãã§ã¯ãããŸãããäžã€ã®æ³äººã«é¢ããæ¡ä»¶ããæ¯é åæãªãã«äŒæ¥ã°ã«ãŒãå šäœãæ±æãã¹ãã§ã¯ãããŸããã
ç§»è»¢ã®æçµæ§ã¯èšŒæã®è² æ ã«ãäŸåããŸããè²·ãæã¯ãããã¯ã ãã§ãªããã¯ãªã¢ã©ã³ã¹ã®ãªã¹ã¯ãäŸ¡æ Œä»ãããŸããæ¬§å·ã®çŽæ¥çãªäŒæ¥èšé²ãæã€äŒç€Ÿãä¿æãããããã¯ã¯ãå¶è£ã«é£æ¥ããåžå Žã«ããéè¡ãæžé¡æç¶ããå°é£ãªäŒç€Ÿãä¿æããåçã®ãããã¯ããã容æã«ååŒããåŸãŸãããã®å·®ã¯æè¡çãªãã®ã§ã¯ãªããå¶åºŠçãªãã®ã§ãã審æ»ããã£ã¹ã«ãŠã³ããçã¿åºããã®ã§ãã
ãã®ãã£ã¹ã«ãŠã³ãã¯ç€ŸäŒçã«ã³ã¹ãããããå¯èœæ§ããããŸãããªã¹ã¯ã«ãããããå°åã®åæ³çãªä¿æè ãã¯ãªãŒã³ã«å£²åŽãŸãã¯ç§»è»¢ã§ããªãå Žåãã¢ãã¬ã¹ç©ºéã¯ååã«å©çšãããªãããããéææ§ã®äœããã£ãã«ãéããŠãªãŒã¹ãããããããåªããã³ã³ãã©ã€ã¢ã³ã¹èœåãæã€äž»äœã«å¯ŸããŠèŠå¢äŸ¡æ Œã§å£²åŽãããå¯èœæ§ããããŸããåžå°æ§ã¯ãæé«ã®äŸ¡å€ãæã€ãããã¯ãŒã¯å©çšã«ã§ã¯ãªããå¶åºŠäžã®æ©æŠãæãããä¹ãè¶ããããåœäºè ã«å²ãåœãŠãããããšã«ãªããŸããããã¯ãå ¬å ±ã®æ£åœæ§ãæ£ç¢ºã§å ¬æ£ãªèª¿æŽã«ããã¬ãžã¹ããªã·ã¹ãã ã«ãšã£ãŠéå¹ççãªçµæã§ãã
ã¬ãžã¹ããªã¯ãã³ã³ãã©ã€ã¢ã³ã¹ã匱ããããšãªããã£ã¹ã«ãŠã³ããçž®å°ã§ããŸããæ³åŸãèš±ãå Žåã«äºåã¯ãªã¢ã©ã³ã¹ã«ããŽãªãŒãæäŸããç§»è»¢å¯©æ»æéã®ææšãå ¬è¡šããææžåã®æåŸ ã説æãã移転ã¬ãã¥ãŒäžã®ãµãŒãã¹ãç¶æããæ¡ä»¶ããããã¯ããããä¿çãããå Žåã«æžé¢ã®çç±ãæäŸããããšãã§ããŸããç®æšã¯ããã¹ãŠã®ååŒãæåãããããšã§ã¯ãªããåœäºè ãã©ã®ãªã¹ã¯ãæ³çãªã®ãã蚌æ äžã®ãã®ãªã®ããæ¯æãã«é¢é£ãããã®ãªã®ããåãªãåãªã®ããç¥ãããšãå¯èœã«ããããšã§ãã
æ¿èªåŸã®æçµæ§ã¯ãæ¿èªåã®å¯©æ»ãšåããããéèŠã§ãããã£ãã移転ãåæ³çã«ã¬ãžã¹ããªããã»ã¹ãééãããªããåžå Žã¯ãåŸããæ¿æ²»çãªæžå¿µãæµè¡ãããšããçç±ã ãã§ãæŽæ°ãããèšé²ãæ«å®çãªãã®ãšããŠæ±ãããªããšãã確信ãå¿ èŠãšããŸããè©æ¬ºãææåã®ããæ³çæªçœ®ããŸãã¯åŸã®å¶è£æå®ãæ³çå°äœãå€ããå Žåãããã§ãããããããã®æ¡ä»¶ã¯ãããããã®äºå®ã«åºã¥ããŠæ±ãããã¹ãã§ãããããéåžžã®æåŸ ã¯ãå®äºããã¬ãžã¹ããªæŽæ°ãä¿¡é Œã§ãããã®ã§ããã¹ãã§ãããã®æåŸ ããªããã°ãè²·ãæã¯ããåºç¯ãªä¿èšŒãèŠæ±ãã売ãæã¯ä¿çã«çŽé¢ãããããŒã«ãŒã¯ãšã¹ã¯ããŒæéãå»¶é·ãã貞ãæã¯ã¢ãã¬ã¹è£ä»ãã®ãã£ãã·ã¥ãããŒãå²ãåŒãã§ãããããã®çµæã¯ãæµåæ§ã®äœãåžå Žãšãããé«ããããã¯ãŒã¯æ¡åŒµã³ã¹ãã§ããæçµæ§ãå®ãã¬ãžã¹ããªã¯ããã¬ãŒããŒã®ããã«ãã¬ãŒããŒãä¿è·ããŠããã®ã§ã¯ãªãããããã¯ãŒã¯ãåžå°ãªçªå·è³æºã䜿çšå¯èœãªãã£ãã·ãã£ã«å€æããèœåãä¿è·ããŠããã®ã§ãããã®éããã¹ãŠã®ååŒãç¡æéã®å¶åºŠäžã®æ«å°Ÿãªã¹ã¯ãæ±ããããšãªãã§ãã
ä¿çäžã«ããŽãªãŒã¯åé¡ç¹ã§ãã
ä¿çäžã«ããŽãªãŒã¯ã確å®ããå¶è£ãšæªè§£æ±ºã®èšŒæ ã®éã«äœçœ®ãããããæ éãªç²Ÿæ»ã«å€ããŸããRIPE-857 ã¯ãããå®åçãªçšèªã§å®çŸ©ããŠããŸããã¡ã³ããŒãŸãã¯ãšã³ããŠãŒã¶ãŒãååããŠããªãããŸã㯠EU å¶è£ã®èª¿æ»ãå®äºãããããã®ææžãå ¥æã§ããããµãŒãã¹å¶éã宿œãããŠããããã®ã«ããŽãªãŒã¯çè§£å¯èœã§ããã¬ãžã¹ããªã¯èšŒæãªãã«æ¡ä»¶ãéããããŸãããä¿æè ãäžèŽã¯èª€ãã ãšèšãã ãã§ãå¯èœæ§ã®ããäžèŽãå®å šã«ç¡èŠããããšã¯ã§ããŸãããããããã®ã«ããŽãªãŒã¯ã蚌æ ã®äžå±¥è¡ã確å®ããå¶éãšåæ§ã«æ±ãå¯èœæ§ããããããéå°è¡äœ¿ã®æå€§ã®ãªã¹ã¯ãçã¿åºããŸãã
ä¿çåŠåã®äºã€ã®çç±ã¯éåžžã«ç°ãªããŸããéååã¯è¡çºã®åé¡ã§ããææžãå ¥æã§ããªãããšã¯èœåã®åé¡ãããããŸãããåçãæåŠããããæææš©ãé ããããäžè²«æ§ã®ãªãèšé²ãéã£ããããä¿æè ã¯ãééãããäŒæ¥ç»èšæãé ãå ¬ææžããã»ã¹ãæŠäºã®åœ±é¿ãåããå ¬èšŒäººãå¶è£ãããéè¡ãèšèªã®äžäžèŽã«éã蟌ããããä¿æè ãšåãç«å Žã§ã¯ãããŸãããææžçã¯éããåæ ãã¹ãã§ãã
ç¶ç¶æ§ãäžå¿ã«èšèšãããå¶åºŠã¯ãä¿çäžã®æ¡ä»¶ã现ååããã§ããããäžã€ã®ãµãã«ããŽãªãŒã¯ãç¹°ãè¿ãã®éç¥åŸã®ç¡åçãã«ããŒããŸããå¥ã®ãã®ã¯ãäžå®å šã ãç©æ¥µçãªååãã«ããŒããŸããå¥ã®ãã®ã¯ãä¿æè ã®æ¯é ã®åã°ãªãææžã®å ¥æäžèœãã«ããŒããŸããå¥ã®ãã®ã¯ãéè¡é¢é£ã®æ¡ä»¶ãã«ããŒããŸããå¥ã®ãã®ã¯ãæ®ãå¯äžã®åé¡ãå é€èšŒæã§ããæ¡ä»¶ãã«ããŒããŸãããã®ãããªã«ããŽãªãŒã¯ååã¬ãã«ã§å ¬çã§ããå¿ èŠã¯ãããŸããããããããããã¯åãæ±ããšéèšå ±åãå°ãã¹ãã§ããããããªãã§ã¯ãä¿çã¯äœã§ãåãå ¥ããããã«ãã£ã«ãªãåŸãŸãã
åé¡ã¯åã«ä¿æè ãžã®å ¬å¹³æ§ã ãã§ã¯ãããŸãããæ£ç¢ºãã§ããä¿çã®ãŸãŸã«ãããæ¡ä»¶ã¯ãä¿æè ãå®éã«ã¯å¶è£ãããŠããªãå Žåã§ããããŒã¿ããŒã¹ãåçµç¶æ ã«ä¿ã€ãããããŸãããããã¯ç§»è»¢ããŒã¿ãé¢ä¿èšé²ãè«æ±æžãéçšæŽæ°ãæãªãå¯èœæ§ããããŸããæåŸã«æ€èšŒãããç¶æ ãç¶æããããªããæå®³ã¯éå®çã§ããå¶éãè¡ãéããã°ãã¬ãžã¹ããªãã®ãã®ãäžæ£ç¢ºãªåžå Žã·ã°ãã«ã®æºã«ãªããŸããååŒçžæã¯ä¿çãæçœªãšè§£éãããããããŸãããè²·ãæã¯ç«ã¡å»ããããããŸããã顧客ã¯äžå®å®ããæ³å®ãããããããŸãããéè¡ã¯ããã«åŒãç· ãããããããŸããã
ãããã£ãŠãä¿çã®åãæ±ãã¯ãå¿ èŠæå°éã®å¹æçãªå¶éãçšããã¹ãã§ããç§»è»¢èŠæ±ã«ã€ããŠã¯ã移転ãäžæåæ¢ããŸããæ°èŠãªãœãŒã¹èŠæ±ã«ã€ããŠã¯ãèŠæ±ãäžæåæ¢ããŸããæ¯æããã£ãã«ã®æ¡ä»¶ã«ã€ããŠã¯ãæ³åŸãèš±ããªãã°ãçµè·¯ãæç¢ºã«ãªããŸã§ã¡ã³ããŒã·ãããç¶æããŸããé£çµ¡å ããŒã¿ã®ä¿®æ£ã«ã€ããŠã¯ããã®æŽæ°ãçŠæ¢ãããå©çãçãŸãªãéããæ£ç¢ºæ§ãåäžãããæŽæ°ãèš±å¯ããŸããçµè·¯ã»ãã¥ãªãã£ããŒã¿ã«ã€ããŠã¯ãæç¢ºãªæ³çãŸãã¯ã»ãã¥ãªãã£äžã®æ ¹æ ã倿ŽãèŠæ±ããªãéããæ¢åã®æå¹ãªèªèšŒãç¶æããŸããã¬ãžã¹ããªã¯ã³ã³ãã©ã€ã¢ã³ã¹ã®åã«ãããŠæ£ç¢ºæ§ãäœäžãããã¹ãã§ã¯ãããŸããã
ãã®åºå¥ã¯ç¹ã«éèŠã§ããå¶è£ã·ã¹ãã ã«ã¯åçŽãªç¶äºæéããªãããã§ããRIPE-857 ã¯ãã¹ã¿ããã奿®µã®ç¢ºèªãã§ãããŸã§ãå¯èœæ§ã®ããäžèŽã¯å¶è£å¯Ÿè±¡ãšããŠæ±ãããªããã°ãªããªããšè¿°ã¹ãŠããŸããããã¯é¿ãé£ã管çã«ãŒã«ãããããŸãããããã管çã«ãŒã«ã峿 Œã§ããã°ãç¶ç¶æ§ã«ãŒã«ãåæ§ã«å³æ Œã§ãªããã°ãªããŸãããã¬ãžã¹ããªãæ°ããªè¡çºã忢ããªããã°ãªããªãã»ã©ãæ¢åã®ãã®ãããæ³šææ·±ãç¶æãã¹ãã§ãã
ç¶ç¶æ§ã¯ä¿æè ã ãã§ãªããããã¯ãŒã¯ã«å¯ŸããŠãè² ã£ãŠãã
ã¬ãžã¹ããªã®ç¶ç¶æ§ã¯ããã°ãã°ã¡ã³ããŒãžã®ãµãŒãã¹ãšããŠèª¬æãããŸããããã¯ããŸãã«ãçãã§ããç»é²ãšã³ããªã¯ã顧客ãäžæµäºæ¥è ãäžæµãããã¯ãŒã¯ããã¡ã€ã³äºæ¥è ãã»ãã¥ãªãã£ããŒã ãã¢ãã¥ãŒãºãã¹ã¯ãçµè·¯ãã£ã«ã¿äœæè ãç£æ»äººã貞ãæãä¿éºäŒç€ŸããããŠæ¥ç¶æ§ã«äŸåããå ¬çæ©é¢ãæ¯ããŠããŸãããããã®åœäºè ã®å€ãã¯ãRIPE NCC ãšã®å¥çŽé¢ä¿ãå¶è£åé¡ã«ããã圹å²ãæã£ãŠããŸãããã¬ãžã¹ããªã®æªçœ®ãä¿æè ãæ··ä¹±ããããšããã³ã¹ãã¯å€åŽãžæŸå°ç¶ã«åºãããŸãã
ããããããç»é²æ¹æ¶ãšã¢ã¯ã»ã¹åªå€±ãæåŸã®ææ®µãšããŠæ±ãæã匷ãçç±ã§ããå¶è£ãããä¿æè ã¯æ³çã«å¶éããããããããŸããããã®é¡§å®¢ã¯ããã§ãªããããããŸããã誀æ€ç¥ã®ä¿æè ã¯ç¡å®ãããããŸããããã®é¡§å®¢ã¯äŸç¶ãšããŠé å»¶ã«ãããããŠããŸããæ¯æããã£ãã«ã®åé¡ãæ±ããã¡ã³ããŒã¯ãç é¢ãåŠæ ¡ãããŒã¿ã»ã³ã¿ãŒãå°èŠæš¡äºæ¥è ãå®¶åºã«ãµãŒãã¹ãæäŸããŠãããããããŸãããã¬ãžã¹ããªã¯ãéçšäžã®ç¶ç¶æ§ãå ¬å ±ç䟡å€ãæã€ããšãèªèããããã«ãéä¿¡èŠå¶åœå±ã«ãªãå¿ èŠã¯ãããŸããã
ç¶ç¶æ§ååã¯ãRIPE NCC ãå¶éããããšã³ãã£ãã£ã«æ°ããªå©çãç²åŸãããããšãèŠæ±ãããã®ã§ã¯ãããŸãããæ°ããªå©çãšãæåŸã«æ€èšŒãããç¶æ ã®ç¶æãšãåºå¥ããããšãåäŒã«èŠæ±ããŸãããããã¯ãŒã¯ãæ¢ã« IPv4 ãããã¯ã䜿çšããŠãããªããç»é²ãèŠããããã«ãæ£ç¢ºã«ä¿ã€ããšã¯ãä»ã®åœäºè ãæ··ä¹±ããä¿è·ãããããããŸãããéåŒã DNS å§ä»»ãæ¢ã«æ©èœããŠãããªããçªç¶ã®åé€ã¯å¶è£ãšã¯ç¡é¢ä¿ã®é害ãçã¿åºããããããŸãããRPKI èªèšŒãæ¢ã«ã«ãŒãã£ã³ã°ã®å®æ ãåæ ããŠãããªããåãæ¶ãã¯æ³çã¿ãŒã²ãããè¶ ãããŠãŒã¶ãŒã«å®³ãåãŒãæ¹æ³ã§çµè·¯åãå ¥ããå€ãããããããŸããããããã倿Žã¯ãããããå¿ èŠãããããšãè£éçæ¡åŒµãããšããåãã«å¯ŸããŠãã¹ããããã¹ãã§ãã
ããã«èãã¬ãžã¹ããªæŠå¿µãéèŠã«ãªããŸããã¬ãžã¹ããªã®åã¯ãå ±æå°åž³ã«å¯Ÿããã³ãã¥ããã£ã®åãå ¥ãããæ¥ãŠããŸãããã®åãå ¥ãã¯ãã¬ãžã¹ããªã眰ããããšãã§ããããšã«åºã¥ããŠããã®ã§ã¯ãããŸãããæ¿æ²»ãåžå Žãã³ã³ãã©ã€ã¢ã³ã¹å§åãå€åãããšãã«ãã¬ãžã¹ããªãä¿¡é Œã§ããããšã«åºã¥ããŠããŸãããµãŒãã¹å°åãã¹ãã¬ã¹ãåããã»ã©ãæå¶ãããã¬ãžã¹ããªã¯ãã䟡å€ããããŸããããããå¶è£èŠåãç¶ç¶æ§ã®å±æ©ã«å€ããããšãæåŠããã¬ãžã¹ããªã¯åŒ±ãã®ã§ã¯ãããŸãããããã¯å¶åºŠèª¿æŽã®æãé£ããéšåãå®è¡ããŠããã®ã§ãã
ç¶ç¶æ§ã¯ RIPE NCC ããä¿è·ããŸããåäŒããæ³åŸãæç¢ºã«è¡åãèŠæ±ããªãéããæåŸã«æ€èšŒãããç¶æ ãç¶æãããªãã°ãããèªäœã®è²¬ä»»ãšæ£åœæ§ãªã¹ã¯ãäœäžãããŸããéè¡ãåœå±ã«å¯Ÿããæ°ããªçŠæ¢æŽ»åãå©é·ããŠããªãããšã瀺ããŸããã¡ã³ããŒã«å¯Ÿããå¶è£ãè£éçãªæŠåšãšããŠäœ¿ã£ãŠããªãããšã瀺ããŸããåžå Žã«å¯Ÿããåçµãããæ¡ä»¶ãçªç¶ã®æ¶å»ãæå³ããªãããšã瀺ããŸããæ³ç審æ»è ã«å¯Ÿãããã®è¡åãæ¯äŸçã§ããããšã瀺ããŸããæå¶ã¯åãªãååã§ã¯ãªãããªã¹ã¯ç®¡çã§ãã
ä»£æ¿æ¡ã¯å±éºãªãã£ãŒãããã¯ã«ãŒãã§ããããç©æ¥µçãªå¶éã¯ãããå€ãã®ææãçã¿ãŸããããå€ãã®ææã¯ãä¿æè ãéææ§ãæžããããããŒã«ãŒã«äŸåãã蚎èšãèµ·ããå¯èœæ§ãé«ããã¬ãžã¹ããªãæµãšããŠæ±ãææ¬²ãé«ããŸããããã¯ã¹ã¿ããã®äœæ¥è² è·ãšæ³çãªã¹ã¯ãåŒãäžããã¬ãžã¹ããªãããã«åŒãç· ããæ¹åãžå°ãå¯èœæ§ããããŸãããã®çµæãå°åž³ã¯ããŸãã«çµç¹ãããå€ãã®çµ±å¶ãæ±ããããã«ãäžæ£ç¢ºã«ãªã£ãŠãããŸããç¶ç¶æ§ç¬¬äžã®ã¢ãããŒãã¯ãååãããå®å šã«ããããšã§ãã®ã«ãŒããæã¡åããŸãã
åžå°æ§ã¯äºåå®ãå®¶äž»ã«ã¯ããªã
IPv4 ã®åžå°æ§ã¯ãå¶è£å¯©æ»ã«éã¿ãäžããçµæžçèæ¯ã§ããããã¢ãã¬ã¹ç©ºéãè±å¯ã§ç°¡åã«çœ®ãæãå¯èœãªãã°ã移転ã®åçµã¯äžäŸ¿ã§ã¯ãã£ãŠãäŒæ¥äŸ¡å€ã«ãšã£ãŠäžå¿çã§ã¯ãªãã§ããããå®éã®åžå Žã§ã¯ãIPv4 ãããã¯ã¯åçã顧客å¯åºŠããã¹ãã£ã³ã°ãµãŒãã¹ãã¢ã¯ã»ã¹ãããã¯ãŒã¯ãã³ã³ãã³ãé ä¿¡ãã¯ã©ãŠãã¯ãŒã¯ããŒããåäœµãæ¯ããããšãã§ããŸãããããã£ãŠãã¬ãžã¹ããªãšã³ããªã¯ãæ³åœ¢åŒãéåžžã®æææš©ã®èšèãé¿ããŠããŠããåžå°ãªè³æ¬äŸ¡å€ã«çµã³ã€ããŠããŸãã
ããã¯å¶åºŠæ¡åŒµã®èªæãçã¿åºããŸããã¬ãžã¹ããªãšã³ããªã䟡å€ãæã€ãããã¬ãžã¹ããªã¯ãããããã®äŸ¡å€ãæ¯é ããŠãããã®ããã«æ±ããããããããŸãããèªèãæ¯é ãããããäžææ§ãšæ£ç¢ºæ§ãšããçãå¿ èŠæ§ãè¶ ããŠä¿æè ãæ²æããããæ±ãããããããããŸãããå¶è£ã¯é倧ã§ãããããããããæ³šæãæ³çå¿ èŠæ§ãšããŠæ ä»ãããããããããŸãããéè¡ããªã¹ã¯åé¿çã§ããããã圌ãã®æžå¿µãåºç¯ãªã¬ãžã¹ããªå¶éãžãšç¿»èš³ããããããããŸãããåžå°æ§ã¯ãçµç¹ããã®åãã«ç©æ¥µçã«æµæããªãéããäºåçæ©èœãæš©åäžæ¢ãžãšå€ããŸãã
æ£ããçãã¯åžå°æ§ãåŠå®ããããšã§ã¯ãããŸãããåžå Žã¯æ¢ã«ãããäŸ¡æ Œä»ãããŠããŸããäºæ¥è ã¯ã¢ãã¬ã¹ãæçšã§éãããŠãããããã«äŸ¡å€ãããã®ãšããŠæ±ããŸãã移転ããªãŒã¹ããããŒã«ãŒåžå ŽãäŒæ¥ãã¥ãŒããªãžã§ã³ã¹ã¯ãã¢ãã¬ã¹ä¿æãéèŠã§ãããããã«ååšããŸãããããåžå°æ§ã¯ RIPE NCC ãã¢ãã¬ã¹è³æ¬ã®å®¶äž»ã«è»¢æããããã§ã¯ãããŸããããã®çŸ©åã¯ä¿¡é Œã§ããå°åž³ãç¶æããæå¶ããã£ãŠããªã·ãŒãé©çšããããšã§ããç»é²ãã䟡å€ãå®çŸããã«å€ããè ãããã£ãŠè£éãæ¡å€§ããããã«åžå°æ§ã䜿ãã¹ãã§ã¯ãããŸããã
ãè³æ¬èŠå¶ããšããèšèã¯ãæ éã«æ±ãå Žåã«ã®ã¿æçšã§ããRIPE NCC ã¯ãã¯ãçµæžçèŠå¶ã課ããŠããããã§ã¯ãããŸãããããããã¬ãžã¹ããªãåžå°ãª IPv4 ãªãœãŒã¹ã®ç§»è»¢ããããã¯ã§ãããšãããã®æç¶ãã¯è³æ¬ç§»åã«åœ±é¿ãåãŒããŸããåçµã¯äŸ¡å€ãéã蟌ããããšãã§ããŸãã誀æ€ç¥ã¯äŸ¡å€ãé å»¶ãããããšãã§ããŸããä¿çç¶æ ã¯äŸ¡å€ãå²ãåŒãããšãã§ããŸããéè¡äž»å°ã®æ¯æãåé¡ã¯äŸ¡å€ãè ããããšãã§ããŸãããããã®å¹æã¯ç¹å®ã®æ¡ä»¶ã§ã¯äžå¯é¿ãããããŸããããããã¯æè¡çãªèªåœã®äžã«é ãããã¹ãã§ã¯ãããŸããã
ã¢ãã¬ã¹è³æ¬ã¯çšŒåäžã®ãããã¯ãŒã¯ããåãé¢ããããã®ã§ããããŸããããããã¯ã®äŸ¡å€ã¯ãéšåçã«ã¯ãã®åžå°æ§ãããéšåçã«ã¯ãã®åã蟌ãŸããå©çšããæ¥ãŸãã顧客ãçµè·¯ã®è©å€ãã¢ãã¥ãŒãºå±¥æŽãã«ãŒãã£ã³ã°ã»ãã¥ãªãã£ããŒã¿ãå¥çŽäžã®äŸåãè³ç£çå©çã圢æããŸããã¬ãžã¹ããªã®æªçœ®ããããã®äŸåãç¡èŠãããªãã°ãä¿è·ãããããå€ãã®äŸ¡å€ãç Žå£ãåŸãŸããæ°ããªçŠæ¢è¡çºãå¶éããªããç¶ç¶æ§ãç¶æãããªãã°ãä»éçæå®³ãæžãããŸãã
ãããå¶åºŠçµæžåŠã®ã¬ã³ãºã§ããã¬ãžã¹ããªã¯ãåªããæ±ºå®ãè¡ãããã«çªå·è³æºã®å²åŠçå°äœã解決ããå¿ èŠã¯ãããŸãããäžåºŠã«äžã€ã®äºå®ãèªèããå¿ èŠããããŸããçªå·è³æºã¯èª¿æŽãããå ¬å ±èå¥åã§ããããšãä¿æè ãšåžå Žã¯ãã®åšãã«å®éã®äŸåãæ§ç¯ããããšããããŠã¬ãžã¹ããªã®æ£åœæ§ã¯èª¿æŽãè£éçæ¯é ã«è»¢æããªãããšã«ããã£ãŠããããšã§ããå¶è£å¯©æ»ã¯ãããã®äºå®ãäžå¿ã«èšèšãããã¹ãã§ãã
蚌æ è² æ ãšã¯ãªã¢ãããããšã®äžå¹³çãªã³ã¹ã
ã¯ãªã¢ãããããšã®è² æ ã¯åçã«å ±æãããŸãããããžã¿ã«åãããäŒæ¥ç»èšã銎æã¿ããã©ãã³æåã®ååãå®å®ããéè¡ãæ³åé¡§åãžã®å®¹æãªã¢ã¯ã»ã¹ãæã€æ³åã«æ¬ç€Ÿã眮ãäŒæ¥ã¯ã審æ»ç §äŒã«è¿ éã«å¯Ÿå¿ã§ããŸããçŽäºåœ±é¿äžãŸãã¯å¶è£é£æ¥åžå Žã«ããäŒæ¥ã¯ãããé ãææžãé³èš³ã®ã°ãã€ããã¢ã¯ã»ã¹äžèœãªåç· åœ¹ãæ··ä¹±ããéè¡ãé«äŸ¡ãªç¿»èš³ãç¥çµè³ªãªååŒçžæã«çŽé¢ãããããããŸãããã¬ãžã¹ããªã¯äž¡è ã«åãæç¶ããé©çšãããããããŸãããçµæžç圱é¿ã¯åãã§ã¯ãªãã§ãããã
圢åŒçå¹³çãå®è³ªçäžå¹³çãé ãåŸããããããã¯éèŠã§ãããã¹ãŠã®ä¿æè ãåãã¿ã€ã ã©ã€ã³å ã«åãã¯ã©ã¹ã®èšŒæ ãæäŸããªããã°ãªããªããªãã°ãã«ãŒã«ã¯äžç«çã«èŠããªãããäžéšã®å°åã«éãã³ã¹ãã課ããããããŸãããåé¡ã¯ RIPE NCC ãæ³çèŠä»¶ãç·©åãã¹ããã©ããã§ã¯ãããŸãããããã¯ã§ããŸãããåé¡ã¯ãå®éã®è¡æ¿ç倿§æ§ãèªèãã蚌æ çµè·¯ãèšèšãã¹ããã©ããã§ããèªããããææžåçç©ãèªèšŒç¿»èš³ã段éç蚌æãæ³åŸé¡§åã®èšŒæãã¬ãžã¹ããªéã®çŽæ¥æ€èšŒããããŠçŸå°ã®æžé¡æç¶ãããªã©ã³ãã®éè¡æåŸ ã«é©åã§ããªãå Žåã®äžçŽã¬ãã¥ãŒãªã©ã§ãã
ãã®ãããªçµè·¯ã¯ãã³ã³ãã©ã€ã¢ã³ã¹ã匱ããã®ã§ã¯ãªãä¿è·ããã§ãããã蚱容å¯èœãªèšŒæ ãçè§£ããä¿æè ã¯ããããæäŸããå¯èœæ§ãé«ããªããŸããææžã®äžè¶³ãåé¡ã§ããã¹ã¿ããã¯ãç¡é¢ä¿ãªè³æã«æéãæµªè²»ããå¯èœæ§ãäœããªããŸããããããæ§é åãããæ å ±ãåãåãéè¡ã¯ãæ¯æãããããã¯ããå¯èœæ§ãäœããªããããããŸããã移転åžå Žã®è²·ãæã¯ãæ¡ä»¶ãããåççã«äŸ¡æ Œä»ãã§ããŸããçµç¹ã¯æ å ±ãåŸãŸãã
çŸåšã®éææ§ã¬ããŒãã¯è²Žéãªåºçºç¹ãæäŸããŠããŸãããã¯ãªã¢ã©ã³ã¹ã®å®éã®ã³ã¹ããæããã«ããŠããŸãããèªè ã«å¯Ÿãã誀æ€ç¥ãã¬ãã¥ãŒäžã«çãŸãæéãäœä»¶ãç¹°ãè¿ãã®èŠæ±ãå¿ èŠãšããããäœä»¶ãæ¯æããã£ãã«ã«é¢ä¿ããããäœä»¶ã移転ã«é¢ä¿ããããäœä»¶ãé³èš³ãŸãã¯å®è³ªçæ¯é ã®ææ§ãã«ãã£ãŠåŒãèµ·ããããããäŒããŠããŸããããããã¯ã€ãŸããªãçµ±èšã§ã¯ãããŸããããããã¯å¯©æ»ã«ãã£ãŠèª²ãããå¶åºŠäžã®è² è·ã枬å®ããŸãã
RIPE NCC ã¯ãŸãã蚌æè² æ ãå¿ èª ãã¹ãã«ãªãããšã«å¯ŸããŠãèŠæãã¹ãã§ããä¿æè ã¯ãèªåãæ¿æ²»çã«ç«æŽŸã§ãããšãã忥çã«åªéãããŠãããšããå°åã®ç©èªã«æ²¿ã£ãŠãããšåäŒã«çŽåŸãããå¿ èŠã¯ãããŸãããé©çšå¯èœãªå¶è£ãšã¬ãžã¹ããªããªã·ãŒã«é¢é£ããäºå®ã蚌æãã¹ãã§ãã蚌æ èŠæ±ã¯ãæ³çåäžæ§ãæ¯é ããµãŒãã¹é©çšå¯èœæ§ãæ¯æãèœåãããŒã¿ããŒã¹ã®æ£ç¢ºæ§ã«çµã³ä»ããããã¹ãã§ãããã以äžã®ãã®ã¯ãã³ã³ãã©ã€ã¢ã³ã¹ãéå ¬åŒãªéçªè¡çºã«å€ããå±éºãåããŸãã
ãè¯å¥œãªç¶æ ããšããèšèã¯ããã§äžå¿çã§ããè¯å¥œãªç¶æ ãšã¯ãã¡ã³ããŒãå®çŸ©ããã矩åãæºãããŠããããèªèãããç¶ç¶æ§ã®äºæ¡ãæã€ããšãæå³ãã¹ãã§ããåãªãå°çãã¯ãªã¢ããã誀æ€ç¥ãéè¡ã®æ³šæãä¿æè ã®æ¯é ãè¶ ããææžã®é å»¶ã«ãã£ãŠå€±ãããã¹ãã§ã¯ãããŸãããè¯å¥œãªç¶æ ãè匱ã«ãªãã°ãã¡ã³ããŒã¯ã¬ãžã¹ããªãã€ã³ãã©ãšããŠã§ã¯ãªããªã¹ã¯èŠå ãšããŠæ±ãã§ããããããã¯æªãçµæžã§ãããããã«æªãã¬ããã³ã¹ã§ãã
é©åãªå¢çç·ã蚱容ãããã®
é©åãªå¢çç·ã¯ãRIPE NCC ãè¡ãããšãèš±ãããªããã°ãªããªãããšããå§ãŸããŸããEU å¶è£ã«å¯ŸããŠå¯©æ»ããããšã¯å¯èœã§ããããŸããããã¹ãã§ããéè¡é¢ä¿ããããå¿ èŠãšããå Žåãä»ã®ãªã¹ãããã§ãã¯ããããšãã§ããŸãããã ãããã®ã«ããŽãªãŒãšçµæãæç¢ºã§ããããšãæ¡ä»¶ãšããŸãããµãŒãã¹ãæ³çå¶éã«éåããå Žåãç»é²è¡çºãåçµããããšãã§ããŸãããµãŒãã¹ã«é©çšããã確å®ããå¶è£æ¡ä»¶ãå«ãæ°èŠãªãœãŒã¹ã移転ãæåŠããããšãã§ããŸããäžèŽã®å¯èœæ§ãæªè§£æ±ºã®ãŸãŸã®å ŽåãèŠæ±ãäžæåæ¢ããããšãã§ããŸããä¿æè ãååããªãããå¿ èŠãªææžãæäŸã§ããªãå Žåã蚌æ ãèŠæ±ããæ¡ä»¶ãä¿çã«ããããšãã§ããŸããã¹ã¿ãããšéè¡ãéæ³ãªåŠçããä¿è·ããããšãã§ããŸãã
ãããã®æš©éã¯çŸå®ã®ãã®ã§ãããããã¯ã³ã³ãã©ã€ã¢ã³ã¹ãä¿¡é Œã§ãããã®ã«ããã®ã«ååã§ããå±éºã¯ããããããã®æ ¹æ ãè¶ ããŠæ¡åŒµããããšã«ãããŸããæ°èŠç»é²è¡çºã®åçµãæ²çœ°çåæã«ãªãã¹ãã§ã¯ãããŸãããæ¯æããã£ãã«ã®åé¡ãã¡ã³ããŒã·ããçµäºãžã®å®¹æãªçµè·¯ã«ãªãã¹ãã§ã¯ãããŸããã誀æ€ç¥ãã¹ãã£ã°ãã«ãªãã¹ãã§ã¯ãããŸãããä¿çæ¡ä»¶ãã«ããŽãªãŒãã¬ãã¥ãŒããŸãã¯ç¶æãªãã®ç¡æéã®ãªã³ããŒã«ãªãã¹ãã§ã¯ãããŸããããããã¯ããã移転ããä¿æè ã®ããåºãæ£åœæ§ã«é¢ããæ¿æ²»ç声æã«ãªãã¹ãã§ã¯ãããŸãããã¬ãžã¹ããªèšé²ã¯ãçµç¹ãè£éã§åé åã§ããè³åãšããŠæ±ãããã¹ãã§ã¯ãããŸããã
å¢çç·ã¯ãç¶ç¶æ§ã«ãŒã«ãšããŠæããã衚çŸãããŸããç¹å®ã®æ³ç矩åãææåããåœä»€ãæ€èšŒãããè©æ¬ºãã»ãã¥ãªãã£ç·æ¥äºæ ããŸãã¯çãããªã·ãŒã«ãŒã«ã倿ŽãèŠæ±ããªãéããæåŸã«æ€èšŒãããç»é²ç¶æ ãç¶æããããšãå¿ èŠãªå Žåã«ã¯æ°ããªå©çãäžæåæ¢ããããšãå¿ èŠã§ãªãéãäŸåãæ¶å»ããªãããšãèšé²ãæ£ç¢ºã«ä¿ã€ããšãæ£ç¢ºæ§ãåäžãããä¿®æ£ãèš±å¯ããããšãæ³åŸãèš±ãã¬ãã«ã§çç±ãæäŸããããšãæ©å¯ã¬ãã¥ãŒãæäŸããããšãéèšããŒã¿ãèšé²ããããšãåç· åœ¹äŒã«å ±åããããšãéè¡ãªã¹ã¯æ¡ä»¶ãšå¶è£é©çšå¯èœæ§æ¡ä»¶ãåé¢ããããšããããã¯éåžžã®ã€ã³ãã©ã¬ããã³ã¹ã®èŠåŸã§ãããæ¥é²çãªèŠæ±ã§ã¯ãããŸããã
移転èšé²ã¯é¢é£ããååãå¿ èŠãšããŸããäžææ§ãšæ£ç¢ºæ§ãç¶æããèš±å¯ã®èå± ãããªãããšã移転ãã§ãã¯ã¯ãåœäºè ããªãœãŒã¹ãæ³çæ¡ä»¶ãããªã·ãŒãšæ³åŸãæºããããšã確èªãã¹ãã§ããããã¯ãã¬ãžã¹ããªãååŒã®åæ¥ç®çãä¿æè ã®å°åããŸãã¯è²·ãæã®ããžãã¹ã¢ãã«ã奜ããã©ããã®ç¡å¶éã®ã¬ãã¥ãŒã«ãªãã¹ãã§ã¯ãããŸãããååŒããããã¯ãããå Žåãçç±ã¯ææåããã«ããŽãªãŒãç¹å®ãã¹ãã§ããé å»¶ããŠããå ŽåãæåŸ ããã蚌æ çµè·¯ã¯æç¢ºã§ããã¹ãã§ããã¯ãªã¢ãããå Žåãèšé²ã¯åžå ŽãäŸæ ã§ããã»ã©æçµçã§ããã¹ãã§ãã
åãå¢çç·ã¯é¡§å®¢ã«ãé©çšãããã¹ãã§ããã¬ãžã¹ããªã¯ãæªçœ®ãæ³çã«å¯Ÿè±¡ãšãããŠããªã第äžè ã害ãããã©ãããåãã¹ãã§ãã害ãåé¿å¯èœãªãã°ãåé¿ããããšã害ãå¿ èŠãªãã°ãæ³åŸãèš±ãéãæ ¹æ ã説æããããšãå®³ãæ³ç矩åã§ã¯ãªãå éšããã»ã¹ããçãããªãã°ãããã»ã¹ãåèšèšããããšãç¶ç¶æ§ã¯ææ ã§ã¯ãªããå ±æã¬ãžã¹ããªã®çµæžçæ©èœã§ãã
ãã®å¢çç·ã¯æ¿æ²»çå§åãå¶éããŸããæ¿åºãéè¡ãã¡ãã£ã¢ãã£ã³ããŒã³ã蚎èšåœäºè ã忥çã©ã€ãã«ã¯çãç¹å®ã®æ¡ä»¶ã§ããåºç¯ãªæªçœ®ã奜ããããããŸãããèãã¬ãžã¹ããªã¯ãããããã«å¯ŸããŠåãèŠåŸã§çããããšãã§ããŸããå°åž³ã¯æ³åŸãéµå®ããæ£ç¢ºæ§ãç¶æããç¶ç¶æ§ãä¿è·ããè£éçãªåŠçœ°ãé¿ããããšãããããæ¿æ²»çã«å€æ§ã§çµæžçã«äžåçãªãµãŒãã¹å°åå šäœã§ä¿¡é Œããç¶ããæ¹æ³ã§ãã
ææšãå¢çç·ãå¯èŠåãã
ã³ã³ãã©ã€ã¢ã³ã¹ãšéçªè¡çºã®éã®ç·ã¯ãååã ããã倿ããã®ã¯å°é£ã§ããããã«ã¯ææšãå¿ èŠã§ããRIPE NCC ã¯æ¢ã«ãååæããšã®å¶è£éææ§ããŒã¿ãå ¬è¡šããããšã§æçãªäžæ©ãèžã¿åºããŸãããæ¬¡ã®ã¹ãããã¯ãæ©å¯ã®æ¡ä»¶åãæããããšãªããçµæžçæ©æŠãå¯èŠåããããšã§ããæçããã¬ããŒãã¯ãã©ãã ãã®æ¡ä»¶ãååšãããã ãã§ãªãã審æ»ã·ã¹ãã ãæéãååŒãç¶ç¶æ§ã«ã©ã®ããã«åœ±é¿ãããã瀺ãã§ãããã
æãæçšãªææšã¯ã¯ãªã¢ã©ã³ã¹æéã§ãã誀æ€ç¥ãã¯ãªã¢ããã®ã«ãããæéãäžå€®å€ã90 ããŒã»ã³ã¿ã€ã«ã30 æ¥ä»¥äžèª¿æ»äžã®æ¡ä»¶æ°ã2 æ¥ã§ã¯ãªã¢ããã誀æ€ç¥ã¯è¿·æã§ããã3 ãæåŸã«ã¯ãªã¢ããããã®ã¯ååŒãç Žå£ãåŸãŸããæéã¯ã³ã³ãã©ã€ã¢ã³ã¹ãã³ã¹ãã«è»¢æããŸãã
第äºã®ææšã¯æ¡ä»¶ã¿ã€ãã§ããã¢ã©ãŒãã¯ãç§»è»¢ãæ°èŠãªãœãŒã¹èŠæ±ãå䜵ã»è²·åãè«æ±ãæ¢åã¡ã³ããŒã¬ãã¥ãŒãã¬ã¬ã·ãŒãªãœãŒã¹æ¡ä»¶ããšã³ããŠãŒã¶ãŒæ¡ä»¶ãRPKI é¢é£ãµãŒãã¹ãéåŒã DNS åé¡ãéåžžã®ããŒã¿æŽæ°ã«ãã£ãŠåé¡ãããã¹ãã§ããã¬ãžã¹ããªã¯ããããéèšããŠå ±åã§ããŸããã¡ã³ããŒã¯æ©æŠãã©ãã«éäžããŠããããç¥ãå¿ èŠããããŸããããã»ãšãã©ã®æ¡ä»¶ãè«æ±é¢é£ãªãã°ã解決çã¯æ¯æãèšèšã«ãããããããŸãããå€ãã移転ã«é¢é£ãããªãã°ãåžå Žã¯ããè¯ãååŒåã¬ã€ãã³ã¹ãå¿ èŠãšããŸããæ¢åã®éçšãé »ç¹ã«åœ±é¿ãåãããªãã°ãç¶ç¶æ§ã«ãŒã«ã¯ã¬ãã¥ãŒãå¿ èŠãšããŸãã
第äžã®ææšã¯ç¶æ ã®ç§»åã§ããäœä»¶ã®èª¿æ»äžæ¡ä»¶ã誀æ€ç¥ã«ãªãããäœä»¶ãä¿çã«ãªãããäœä»¶ã®ä¿çæ¡ä»¶ãåŸã«ã¯ãªã¢ãããããäœä»¶ãè€æ°ã®ååæã«ããã£ãŠä¿çã®ãŸãŸããäœä»¶ã®ç¢ºå®åçµæ¡ä»¶ãåŸã«åçµè§£é€ããããããããã®ç§»åã¯ãä¿çãäžæçãªèšŒæ ã«ããŽãªãŒãªã®ããåæ°žä¹ çãªå¶éãªã®ãã瀺ããŸãããŸããã·ã¹ãã ãåŠç¿ããŠãããã©ããã瀺ããŸãã
第åã®ææšã¯ãµãŒãã¹ãžã®åœ±é¿ã§ããæ¡ä»¶ã¯æ°èŠãªãœãŒã¹ãšç§»è»¢ã®ã¿ãäžæåæ¢ããã®ãããããšãããŒã¿ã«ã¢ã¯ã»ã¹ãããŒã¿ããŒã¹æŽæ°ãRPKIãéåŒã DNSãè«æ±ããŸãã¯ãµããŒãã«åœ±é¿ããã®ãããµãŒãã¹åœ±é¿ã«é¢ããéèšå ±åã¯ç¶ç¶æ§ã®å¢çç·ãå¯èŠåããã§ãããããŸãããããçå®ãªãã°ãã»ãšãã©ã®æ¡ä»¶ã皌åäžã®ãããã¯ãŒã¯ãè ãããªãããšãåžå Žã«å®å¿ãããã§ããããããçå®ã§ãªããã°ãã¡ã³ããŒã¯ç¥ãã¹ãã§ãã
第äºã®ææšã¯éè¡æ©æŠã§ããäœä»¶ã® OFAC é¢é£ãŸãã¯éè¡ãªã¹ã¯æ¡ä»¶ãè«æ±ãæ¯æãã«åœ±é¿ããããäœä»¶ã代æ¿ãã£ãã«ãéããŠè§£æ±ºãããããäœä»¶ãè¯å¥œãªç¶æ ã®é å»¶ãããããããäœä»¶ã EU ãµãŒãã¹é©çšå¯èœæ§ãšç¡é¢ä¿ããRIPE-857 ã OFAC ãã§ãã¯ããªã©ã³ãã®éè¡æ©é¢ãšæç€ºçã«çµã³ã€ããŠãã以äžãããã¯éææ§äœå¶ã®äžéšã§ããã¹ãã§ããéè¡ã¯æ¢ã«ã·ã¹ãã ã®äžã«ãããŸããã¡ã³ããŒã¯ãã®è¶³è·¡ãèŠãã¹ãã§ãã
第å ã®ææšã¯èšŒæ è² æ ã§ããäœä»¶ã®æ¡ä»¶ãäžåã®èŠæ±ãäºåã®èŠæ±ãèªèšŒç¿»èš³ãå®è³ªçæ¯é ã®èšŒæãå€éšã®æ³åŸé¡§åã¬ãã¥ãŒããŸãã¯çŸå°ã®äŒæ¥ç»èšæ€èšŒãå¿ èŠãšããããç¹°ãè¿ããŸãããååã¯äžèŠã§ãããã€ã³ãã¯ã蚌æã«ãã£ãŠèª²ããããã³ã¹ããæž¬å®ããããšã§ãã蚌æ è² æ ãå¢å€§ããŠãããªãã°ãåç· åœ¹äŒã¯ãããæç¢ºãªã¬ã€ãã³ã¹ãããè¯ãå蟌ãç¡é§ãæžãããã©ãããæ±ºå®ã§ããŸãã
ææšã¯å€æã®ä»£æ¿ç©ã§ã¯ãããŸããããããã¯å¶åºŠçèªå·±èªãã«å¯Ÿãããã§ãã¯ã§ããããããªãã§ã¯ãåäŒã¯èªããæºæ ããŠããæå¶ãããŠãããšèšãããšãã§ããŸããã圱é¿ãåããä¿æè ã¯éåžžã«ç°ãªããã®ãçµéšããŸããããããããã°ãã¡ã³ããŒã¯ã¬ãžã¹ããªãæ³çå¶çŽäžã®èãå°åž³ãªã®ããæ¡å€§ããéãªã®ããèŠãããšãã§ããŸãã
次ã®ãªã¹ã¯ã¯éããªå¶åºŠã®æŒæµã§ãã
RIPE NCC ã«ãšã£ãŠã®å±éºã¯ãã¬ãžã¹ããªããã®æ§è³ªãå€ããŠãããšããåçãªçºè¡šãšããŠå°æ¥ããå¯èœæ§ã¯é«ããããŸãããããã¯ããããéããªæŒæµãéããŠå°æ¥ããå¯èœæ§ãé«ãã§ããããšããã€ãã®ãªã¹ããã§ãã¯ãããšå°ãé·ã調æ»ãããå€ãã®éè¡ã®æ³šæããµãŒãã¹é©çšå¯èœæ§ã®ããåºãè§£éãããå€ãã®ä¿çæ¡ä»¶ãäžè¶³ããææžãžã®å¯å®¹ãã®äœäžã移転æ¿èªãžã®ããåŒ·ãæ¶æ¥µæ§ãæ³çèšèªã®èåŸã«é ããããå€ãã®ã¹ã¿ããè£éãåæ®µéã¯é²åŸ¡å¯èœãããããŸãããåããããšããããã¯ã¬ãžã¹ããªã®çµæžåŠãå€ãåŸãŸãã
éããªæŒæµã¯æµæããããã§ãããªããªãããã¹ãŠã®æ¡ä»¶ã«ã¯ãªã¹ã¯ã¹ããŒãªãŒãããããã§ããRIPE NCC ãããŸãã«æ©ãã¯ãªã¢ããã°ãçŠæ¢ãããåœäºè ãå©çãåŸããããããŸãããããŸãã«å°ãªãææžãåãå ¥ããã°ãéè¡ãæžå¿µãæèµ·ãããããããŸãããããŸãã«å€ãã®ãµãŒãã¹ãç¶æããã°ãæ¹å€è ã¯ããã匱ããšèšããããããŸãããããŸãã«å€ãã®è©³çްãå ±åããã°ãæ©å¯æ§ãæãªããããããããŸãããããŸãã«å€ããæåŠããã°ãä¿æè ã蚎èšãèµ·ãããããããŸãããå®å šãªå®åçéžæã¯ããã°ãã°é å»¶ãããå¶éããããå€ãã®èšŒæãæ±ããããšã§ãããããããã¡ã€ã«ã«ãšã£ãŠå®å šãªããšã¯ãåžå Žã«ãšã£ãŠã³ã¹ãé«ã«ãªãåŸãŸãã
ããããåç· åœ¹äŒãšã¡ã³ããŒã·ãããå¶è£å¯©æ»ãå°éçãªæ³çä»é²ã§ã¯ãªããäžæ žçãªã¬ããã³ã¹ãããã¯ãšããŠæ±ããªããã°ãªããªãçç±ã§ããããã¯æé城åã移転æµåæ§ãã¢ãã¬ã¹åžå Žã®ä¿¡é Œãå°èŠæš¡äºæ¥è ã®çåãå°åéã®å¹³çããããŠå®å®ããå°åž³ãšããŠã® RIPE ããŒã¿ããŒã¹ã®è©å€ã«åœ±é¿ããŸããåäŒã®æ£åœæ§ã¯ãè£éçãªè³æ¬ã®éçªã«ãªãããšãªãæ³åŸãéµå®ã§ããããšã瀺ãããã©ããã«ããã£ãŠããŸãã
ããåºãå°åããããããé£ããããŸããRIPE NCC ã®ãµãŒãã¹å°åã«ã¯ãEU æ¿çãšã®ç°ãªãé¢ä¿ãç°ãªãéè¡ã¢ã¯ã»ã¹ãç°ãªãæ³çã€ã³ãã©ãæã€çµæžãå«ãŸããŸãããªã©ã³ãã®æ³çåºç€ã¯åäŒã«è£å€å°ã®æç¢ºããäžããŸããã倿§ãªãããã¯ãŒã¯å°åã«æ¬§å·ã®ã³ã³ãã©ã€ã¢ã³ã¹å§åããããããŸããåäŒã¯ãã®ç·åŒµãæ¶ãå»ãããšã¯ã§ããŸãããããããªãŒãã³ãã€çã統治ããããšããã§ããŸããã
çæ³çãªçµæã¯å¶è£ã®ãªãã¬ãžã¹ããªã§ã¯ãããŸãããããã¯å¹»æ³ã§ããããçæ³çãªçµæã¯ãå¶è£æ £è¡ãæè¯ã®æå³ã§éå±ã§ããã¬ãžã¹ããªã§ããæç¢ºãªã«ããŽãªãŒãè¿ éãªèª€æ€ç¥ã¯ãªã¢ãªã³ã°ãç¶æãããæ¢åèšé²ãéå®çãªåçµãææžåãããæ¯æãç¶ç¶æ§ãªãã·ã§ã³ãåæ³çãªå Žåã®æçµçãªç§»è»¢èšé²ããããŠã¡ã³ããŒãæ³çã³ã³ãã©ã€ã¢ã³ã¹ãšå¶åºŠæ¡åŒµã®éã®ç·ãèŠãããšãã§ããéèšããŒã¿ãéå±ãªã€ã³ãã©ã¯ããŠãŒã¶ãŒããããäžå¿ã«èšç»ã§ããããã䟡å€ããããŸãã
ç¶ç¶æ§çµæžåŠã®ãã¹ã
æçµçãªãã¹ãã¯ã·ã³ãã«ã§ããRIPE NCC ãå¶è£é¢é£ã®æ¡ä»¶ã«çŽé¢ãããšããæåã®åãã¯ããããã¹ãã§ããã¬ãžã¹ããªã®æ£ç¢ºæ§ãšç¶ç¶æ§ãç¶æããªããéµå®ããããã«å¿ èŠãªæå°éã®è¡åã¯äœãïŒãã®åãã¯çããäºåã«æ±ºå®ããŸããã確å®ããé©çšå¯èœãªå¶è£æ¡ä»¶ã§ã¯ãæ°èŠãªãœãŒã¹ãšç§»è»¢ã¯åæ¢ããªããã°ãªããªããããããŸãããæ¯æãæ¡ä»¶ã§ã¯ã代æ¿ãã£ãã«ãè©äŸ¡ãããªããã°ãªããªããããããŸããã誀æ€ç¥æ¡ä»¶ã§ã¯ãè¡åã¯è¿ éã«ã¯ãªã¢ãããã¹ãã§ããä¿çæ¡ä»¶ã§ã¯ãäžè¶³ããŠãã蚌æ ãåé¡ããããµãŒãã¹å¶éã¯å¯èœãªéãçãä¿ãããã¹ãã§ãããã¹ãŠã®æ¡ä»¶ã«ãããŠãæåŸã«æ€èšŒãããç¶æ ãç¶ç¶æ§ã®ããŒã¹ã©ã€ã³ãšããŠæ±ãããã¹ãã§ãã
ãã®ãã¹ãã¯ã€ã³ã¿ãŒãããçªå·ã®çµæžåŠã«é©åããŸããã¬ãžã¹ããªã®äŸ¡å€ã¯ããããã¯ãŒã¯ãæ¶ãå»ãããšãã§ããããšã§ã¯ãããŸããããã®äŸ¡å€ã¯ãæçåããäžçããŸããã§ãå¯äžã§ä¿¡é Œã§ããèšé²ãç¶æããããšã§ããåžå°ãª IPv4 ã¯ãã®èšé²ã財æ¿çã«éèŠã«ããŸãããå¶è£ã¯ãããæ³çã«ææã«ããŸãããéè¡ã¯ãããéçšçã«è匱ã«ããŸããããããã®å§åã¯æå¶ã®å¿ èŠæ§ãé«ããŸãã
RIPE-857 ã¯ãæ¢ã«è¯ãæ¬èœãšå³ãããªã¹ã¯ã®äž¡æ¹ãå«ãã·ã¹ãã ã瀺ããŠããŸããè¯ãæ¬èœã¯ã䜿çšã§ã¯ãªãç»é²ãåçµãã確å®ããé©çšå¯èœå¶è£ã®ããã©ã«ãã®çµæãšããŠãã¡ã³ããŒã«å¯Ÿããç»é²æ¹æ¶ã SSA çµäºãåé¿ãããšããæ±ºå®ã§ããå³ãããªã¹ã¯ã¯ã誀æ€ç¥ã®èŠæš¡ãä¿çæ¡ä»¶ã«ããã蚌æè² æ ãOFAC é¢é£ã®éè¡ã®æ³šæã®æç€ºçãªåœ¹å²ããããŠåžå°ãªãœãŒã¹ã®ç§»è»¢å¯èœæ§ã«å¯Ÿããåçµã®åœ±é¿ã§ãããããã£ãŠãã¬ããŒãã¯å®å¿ã®ææžã§ã¯ãããŸãããããã¯å¶åºŠçæ©æŠã®å°å³ã§ãã
æ¿çç·ã¯æ³šææ·±ãåŒãããã¹ãã§ããRIPE NCC ã¯å¯©æ»ããäžæåæ¢ããåãåãããææžåãã¹ãã§ããåæã«ãã£ãŠçœ°ããããéè¡ã®ãªã¹ã¯åé¿ãã¡ã³ããŒè¿œæŸã«è»¢æããããã¬ãã¥ãŒãªãã«èšŒæ äžè¶³ãæçœªãšããŠæ±ã£ãããã¢ãã¬ã¹ã®åžå°æ§ãå©çšããŠã¬ãžã¹ããªè³æ¬ã®å®¶äž»ãšãªã£ãããã¹ãã§ã¯ãããŸãããç¹å®ã®ææåããçç±ã奿®µãèšããªãéãã皌åãããã¯ãŒã¯ãšé¡§å®¢ã®ç¶ç¶æ§ãç¶æãã¹ãã§ããåæ³çãªå Žåã«ã¯ç§»è»¢èšé²ãæçµçãªãã®ãšãã¹ãã§ãããªããªãåžå Žã¯æçµæ§ã«äŸåããããã§ããèªãã®å¯©æ»ã®ã³ã¹ããæž¬å®ãã¹ãã§ãããªããªã枬å®ãããªãæ©æŠã¯äžå¯èŠã®æš©åãšãªãããã§ãã
äžç«çãªã³ãŒãã£ããŒã¿ãŒãšããŠã®å°åã¬ãžã¹ããªãšããå€ãèãæ¹ã¯æä»£é ãã§ã¯ãããŸãããããã¯ã¹ãã¬ã¹äžã§ããéèŠã§ããäžç«æ§ã¯æ³åŸãžã®ç¡é¢å¿ãæå³ããŸãããããã¯ãä»ã®ææ®µã«ããæ¿æ²»ãžãšæ¡åŒµããªããèŠåŸããã³ã³ãã©ã€ã¢ã³ã¹ãæå³ããŸããRIPE NCC ã®å¶è£å¯©æ»ã¯ã矩åãæå±ã§ãããã©ããã«ãã£ãŠã§ã¯ãªããå°åž³ã®åšãã®äžçãä¿¡é Œã«å¯ŸããŠããæµå¯Ÿçã«ãªãäžã§ãå°åž³ãä¿¡é Œã«å€ãããã®ã«ä¿ãŠããã©ããã«ãã£ãŠå€æãããã§ãããã
ãããå¶è£å¯©æ»ãšç¶ç¶æ§ã®çµæžåŠã§ãã審æ»ã¯ååã®äžèŽãšããŠå§ãŸããããããŸãããããããããã¯ãŒã¯ã«éããé ã«ã¯ãããã¯å¶åºŠçæ§æ Œã®ãã¹ããšãªã£ãŠããŸãã

