Suffolk County Government
BGP inherited
Cluster stats
| Netblocks | 12 · 3,710 IPv4 addresses |
| Registered in | United States (8) · United Kingdom (2) |
| All fragments | 14 blocks across 3 clusters |
| Cluster ID | 208811795 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 15 shared RIR contact/maintainer handles |
| Registry names | 7 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
10
0 netblocks since 2026-07-05
2026-07-05
peak 10
2026-07-19
IP Ranges (12)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 198.72.8.0/24 | Suffolk County Community College | ARIN | ASSIGNMENT | ● high |
| 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 |
| 204.17.249.0 – 204.17.253.255 | Suffolk County Water Authority | ARIN | DIRECT ALLOCATION | ● low |
| 2a00:2381:fd78::/48 | SUFFOLK-COUNTY-COUNCIL | RIPE | AGGREGATED-BY-LIR | ● low |
| 2a00:2381:fd78:100::/56 | SUFFOLK-COUNTY | RIPE | ASSIGNED | ● low |
Possibly related to this organisation
what's this?Same name family
Separately-registered clusters whose names share “Suffolk County” — often
per-country or per-system registrations of the same brand, occasionally a different
organisation sharing the name. Not counted in this organisation's own footprint.
- Suffolk County Department of Health 1 blocks
- SUFFOLK-COUNTY-COUNCIL-LAN-30023 1 blocks
Sub-allocations under carriers
IP blocks an ISP reassigned to a similarly-named customer — decoded from the ISP's own
naming convention, not a direct registration.
- SUFFOLK-COUNTY-COUNCIL-LAN-30023 via Spitfire Network Services Limited sub-allocation
Network trust
what's this?
RPKI hygiene: C
how networks compare →
50.0%
of checked blocks have valid RPKI ROA coverage
(6 of 12)
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 Limited |
| 2a00:2381:fd78:100::/56 /56 | authorized for AS2856 — British Telecommunications Limited |
NIC Handles
AS397417
AS40042
AS5089-MNT
BTNET-MNT
DUMY-RIPE
DUMY-RIPE
GANNO235-ARIN
GANNO235-ARIN
NOC1591-ARIN
SCC-3
SCWA
SCWAN-ARIN
+3 more