Suffolk County Government
BGP inherited
Cluster stats
Netblocks10
All fragments 11 blocks across 2 clusters
Cluster ID191655006
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 6 shared RIR contact/maintainer handles
Registry names 5 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
10 0 netblocks since 2026-07-05
2026-07-05 peak 10 2026-07-06

IP Ranges (10)

⬇ export CSV
CIDR Org name Registry Status Confidence
204.17.249.0/24 Suffolk County Water Authority BGP ANNOUNCED ● high
204.17.250.0/23 Suffolk County Water Authority BGP ANNOUNCED ● high
204.126.171.0/24 Suffolk County Government BGP ANNOUNCED ● high
204.126.240.0/23 Suffolk County Government BGP ANNOUNCED ● high
204.126.240.0/24 Suffolk County Government BGP ANNOUNCED ● high
204.126.241.0/24 Suffolk County Government BGP ANNOUNCED ● high
62.252.194.8/29 SUFFOLK-ONE RIPE ASSIGNED PA ● low
81.144.199.128/25 SUFFOLK-COUNTY-COUNCIL RIPE ASSIGNED PA ● low
2a00:2381:fd78::/48 SUFFOLK-COUNTY-COUNCIL RIPE AGGREGATED-BY-LIR ● low
2a00:2381:fd78:100::/56 SUFFOLK-COUNTY RIPE ASSIGNED ● low

Network trust

what's this?
RPKI hygiene: C how networks compare →
60.0% of checked blocks have valid RPKI ROA coverage (6 of 10)
Possible discrepancies (2)

These blocks are registered to Suffolk County Government 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.

2a00:2381:fd78::/48 /48 authorized for AS2856 — British Telecommunications PLC
2a00:2381:fd78:100::/56 /56 authorized for AS2856 — British Telecommunications PLC

NIC Handles

AS397417 AS40042 AS5089-MNT BTNET-MNT DUMY-RIPE DUMY-RIPE