Comcast IP Services, L.L.C.

Data as of 2026-08-09
BGP inherited
Complete entity footprint
2 linked clusters · 4,378 netblocks · 70,808,624 IPv4 addresses · 3,137 IPv6 prefixes
This organisation's clusters combined by evidence — shared operating domain comcast.net — not name similarity, so genuinely different organisations that share a name are excluded.
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Cluster stats
Netblocks2 · 66,048 IPv4 addresses
Cluster ID218571640
RegistryARIN
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 13 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (2)

⬇ export CSV
CIDR Org name Registry Status Confidence
71.192.0.0/16 Comcast Cable Communications, IP Services ARIN ASSIGNMENT ● high
96.120.0.0/23 Comcast IP Services, L.L.C. ARIN ASSIGNMENT ● high

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (2 of 2)
No discrepancies found among checked blocks.

NIC Handles

C01246355 C01246355 C02702255 CCCS CCCS IC161-ARIN IC161-ARIN IC161-ARIN IC161-ARIN NAPO-ARIN NAPO-ARIN ROUTI25-ARIN +1 more