Skip to main content

Organisation profile

Organisation

CASTLE-HARLAN

CASTLE-HARLAN is the organisation operating autonomous system AS33376 in US.

The available evidence covers Legal type: Network Resource Asset, Network identity: AS33376, Services: 1, and Related networks: 8.

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

Latest 2026-07-23
  • 1ASNs
  • 8Relationships
  • 1Services
Legal type
Network Resource Asset
Network identity
AS33376
Services
1
Related networks
8

Confidence

1
Public role
CASTLE-HARLAN is recorded as a network resource asset in US. Current public evidence covers 1 ASN, one supporting public reference; services, assets, and relationship context should be read with that evidence boundary.
Information type
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: 2026-05-18

Current status

Legal type:Network Resource AssetNot yet assessed

Network identity

1
AS33376

Services

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

Related networks

8
Relationship topology: CASTLE-HARLANCOGENT COMMUNICATIONS, LLCCOGENT COMMUNICATIONS, LLCAS174Cogent Communications, LLCCogent Communications, LLCIP AllocationCASTLE-HARLAN
This entityupstream / providerdownstream / customerpeercorporate / legalother

The entity sits in the centre; its customers fan out to the left and its upstream providers to the right (arrows show transit direction). Scroll or use the buttons to zoom · drag the background to pan · click a node to open it in the directory.

Data as of 2026-07

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

peerMedium confidence· Latest 2026-07
downstreamHigh confidence· Latest 2026-06
downstreamHigh confidence· 2 records· 2 unrated· Latest 2026-06
downstreamHigh confidence· Latest 2026-06
COGENT COMMUNICATIONS, LLCAS174Multiple relationships recorded
peerMedium confidence· Latest 2026-07downstreamHigh confidence· 12 records· 2 high · 10 unrated· Latest 2026-06

People & contacts

2
Contact:otherHigh confidence· 1 record
Contact:otherNot yet assessed· 1 record