Office of Broadband Access and Expansion

Data as of 2026-08-30
BGP inherited
Cluster stats
Netblocks5 · 1,024 IPv4 addresses
IPv6 1 prefix (largest 2607:75c0::/32)
All fragments 531 blocks across 84 clusters
Cluster ID232881154
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 14 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

3 weekly snapshots · JSON
10 +1 netblocks since 2026-08-16
2026-08-16 peak 10 2026-08-30

IP Ranges (5)

⬇ export CSV
CIDR Org name Registry Status Confidence
23.172.184.0/24 Office of Broadband Access and Expansion ARIN DIRECT ALLOCATION ● high
192.188.135.0/24 Office of Broadband Access and Expansion BGP ANNOUNCED ● high
192.188.137.0/24 Office of Broadband Access and Expansion BGP ANNOUNCED ● high
192.188.142.0/24 Office of Broadband Access and Expansion ARIN DIRECT ALLOCATION ● high
2607:75c0::/32 Office of Broadband Access and Expansion BGP ANNOUNCED ● high

IPv6 ranges (1)

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (10 of 10)
Possible discrepancies (4)

These blocks are registered to Office of Broadband Access and Expansion but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2607:75c0::/32 /32 authorized for AS6461 — Zayo Bandwidth
2607:75c0::/32 /32 authorized for AS6461 — Zayo Bandwidth
23.172.184.0/24 /24 authorized for AS6461 — Zayo Bandwidth
23.172.184.0/24 /24 authorized for AS6461 — Zayo Bandwidth

NIC Handles

AS36858 JCK17-ARIN JO275-ARIN JO275-ARIN JO275-ARIN JO275-ARIN JO275-ARIN JO275-ARIN NOCSE4-ARIN NOCSE4-ARIN NOCSE4-ARIN NOCSE4-ARIN +2 more