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Organisation profile

Organisation

CERNAP3-CN

CERNAP3-CN appears in public ASN/IP network-resource records for AS4840, giving readers a view into the address-resource layer behind internet reachability.

The available evidence covers Legal type: Network Resource Asset, Network identity: AS4840, Services: 1, and ASNs: 1.

Source description CERNAP3-CN is recorded as a network resource asset. Current public evidence covers 1 ASN, one supporting public reference; services, assets, and relationship context should be read with that evidence boundary.

GlobalLatest 2026-06-18
  • 1ASNs
  • 52Relationships
  • 1Services
Location
Global
Legal type
Network Resource Asset
Network identity
AS4840
Services
1

Confidence

1
Information type
CERNAP3-CN is the organisation operating autonomous system AS4840. Public evidence also covers one supporting public reference. BTW tracks it to pin down the responsible operator, the services these number resources support, and the upstream, peer, and customer relationships behind its routing.

Related details

Last updated: 2026-05-14

Current status

Legal type:Network Resource AssetNot yet assessed

Network identity

1
AS4840

Services

1
Service:Registry / RIR serviceNot yet assessed· 1 record

Related networks

52
Transit topology: CERNAP3-CNASIA PACIFIC NE…AS4134VERIZON BUSINESSAS2828CERNET HelpdeskAS24357China Next Gene…AS23910CNGI-6IXAS23911ASIA PACIFIC NE…AS17735ASIA PACIFIC NE…AS18011China Education…AS38255IDDQD-ASAS1273TEIN2-NORTH-AP …AS24489ASIA PACIFIC NE…AS9401ASIA PACIFIC NE…AS137721CERNET HelpdeskAS24348CERNET HelpdeskAS24350CERNET HelpdeskAS24351CERNET2 IX at P…AS24349ESNETAS293RIPE NETWORK CO…AS5539RIPE NETWORK CO…AS2861UNSPECIFIEDAS2117
This entityupstream / providerdownstream / customerpeer

The entity is centre-left; follow the arrows right to see how its routes reach the Tier-1 core, and left for its own customers. Scroll or use the buttons to zoom · drag the background to pan · click a node to open it in the directory.

Data as of 2026-06

The entity sits on the left and its connections fan out by role on the right; the graph shows each group’s most confident connections, and the full list below carries every relationship.

Full list

CHINA NEXT GENERATION INET BEIJING IXMultiple relationships recorded
upstreamMedium confidence· 2 records· 2 unrated· Latest 2026-06downstreamMedium confidence· 7 records· 7 unrated· Latest 2026-06
CNGI-CERNET2-AS-AP
upstreamMedium confidence· 2 records· 2 unrated· Latest 2026-06
CNGI-GZ-IX-AS-AP
upstreamMedium confidence· Latest 2026-06
CHINA NEXT GENERATION INET BEIJING IX
upstreamMedium confidence· Latest 2026-06
CNGI-BJIX-AS-AP
upstreamMedium confidence· 2 records· 2 unrated· Latest 2026-06
Asia Pacific Network Information Centre
downstreamMedium confidence· 6 records· 6 unrated· Latest 2026-06
CIETNET
downstreamMedium confidence· 2 records· 2 unrated· Latest 2026-06
CGWNET
downstreamMedium confidence· 2 records· 2 unrated· Latest 2026-06
CUII
downstreamMedium confidence· Latest 2026-06
CERNET Helpdesk
downstreamMedium confidence· 2 records· 2 unrated· Latest 2026-06
ERX-CERNET-BKB China Education and Research Network Center
downstreamMedium confidence· 2 records· 2 unrated· Latest 2026-06
China Next Generation Internet CERNET2AS23910
upstreamMedium confidence· 2 records· 2 unrated· Latest 2026-06
CNGI-6IXAS23911
upstreamMedium confidence· Latest 2026-06

People & contacts

6
Contact:techHigh confidence· 1 record
Contact:Administrative contactHigh confidence· 1 record
Contact:AbuseHigh confidence· 1 record
Contact:techNot yet assessed· 1 record
Contact:Administrative contactNot yet assessed· 1 record
Contact:AbuseNot yet assessed· 1 record

People coverage

3
People on record
3
With a direct channel
3
Inferred channel
0
Name only
0

By role

  • Abuse1
  • Administrative contact1
  • tech1
Confidence:High confidence3

Identities revealed to members