COGENT COMMUNICATIONS GROUP, LLC

Cogent Communications, LLC
GLEIF verified
LEI
549300KFWFYF8Q1U0Y26
Registered name
COGENT COMMUNICATIONS GROUP, LLC
Jurisdiction
US-DE
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks9
All fragments 4,891 blocks across 4 clusters
Cluster ID204715828
RegistryBGP
Owner jurisdictionUS-DE
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 549300KFWFYF8Q1U0Y26
Shared handles clustered on 2 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

4 weekly snapshots · JSON
4,891 +115 netblocks since 2026-07-05
2026-07-05 peak 4,891 2026-07-13

IP Ranges (9)

⬇ export CSV
CIDR Org name Registry Status Confidence
38.226.248.0/23 Cogent Communications, LLC BGP ANNOUNCED ● medium
170.81.148.0/24 AS266427 BGP ANNOUNCED ● medium
170.81.148.0/23 AS266427 BGP ANNOUNCED ● medium
170.81.148.0/22 AS266427 BGP ANNOUNCED ● medium
170.81.149.0/24 AS266427 BGP ANNOUNCED ● medium
170.81.150.0/23 AS266427 BGP ANNOUNCED ● medium
170.81.150.0/24 AS266427 BGP ANNOUNCED ● medium
170.81.151.0/24 AS266427 BGP ANNOUNCED ● medium
2804:37ac::/32 AS266427 BGP ANNOUNCED ● medium

Corporate group (4 confirmed entities)

+1 additional unconfirmed candidate not shown — full list (JSON)

NIC Handles

AS174 AS266427