UKFAST
Cluster stats
| Netblocks | 49 |
| All fragments | 376 blocks across 268 clusters |
| Cluster ID | 191977771 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 3 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (49)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 46.37.163.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 46.37.165.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 78.137.126.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 78.137.127.128/25 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 80.244.176.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 80.244.177.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 80.244.181.32/27 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 80.244.181.96/30 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.128.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.129.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.130.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.131.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.132.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.133.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.134.0/23 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.136.0/27 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.136.32/28 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.136.48/29 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.136.128/28 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.136.144/28 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.136.192/27 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.137.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.138.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.139.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.140.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.141.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.142.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 81.201.143.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.55.77.128/25 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.55.78.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.55.79.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.156.65.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.166.128.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.166.129.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.166.130.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.166.131.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.182.88.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.182.89.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.182.90.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.182.91.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.216.76.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.216.77.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.216.78.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.216.79.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.217.41.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.217.42.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.217.43.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.221.206.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
| 185.221.207.0/24 | UKFAST | RIPE | ASSIGNED PA | ● low |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(49 of 49)
Possible discrepancies (39)
These blocks are registered to UKFAST 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.
| 81.201.134.0/23 /23 | authorized for AS61323 — ANS ACADEMY LIMITED |
| 81.201.128.0/24 /24 | authorized for AS61323 — ANS ACADEMY LIMITED |
| 81.201.143.0/24 /24 | authorized for AS61323 — ANS ACADEMY LIMITED |
| 81.201.142.0/24 /24 | authorized for AS61323 — ANS ACADEMY LIMITED |
| 81.201.129.0/24 /24 | authorized for AS61323 — ANS ACADEMY LIMITED |
| 81.201.137.0/24 /24 | authorized for AS61323 — ANS ACADEMY LIMITED |
| 81.201.138.0/24 /24 | authorized for AS61323 — ANS ACADEMY LIMITED |
| 81.201.139.0/24 /24 | authorized for AS61323 — ANS ACADEMY LIMITED |
| 81.201.140.0/24 /24 | authorized for AS61323 — ANS ACADEMY LIMITED |
| 81.201.141.0/24 /24 | authorized for AS61323 — ANS ACADEMY LIMITED |
| 80.244.176.0/24 /24 | authorized for AS61323 — ANS ACADEMY LIMITED |
| 81.201.130.0/24 /24 | authorized for AS61323 — ANS ACADEMY LIMITED |
| 81.201.132.0/24 /24 | authorized for AS61323 — ANS ACADEMY LIMITED |
| 81.201.131.0/24 /24 | authorized for AS61323 — ANS ACADEMY LIMITED |
| 80.244.177.0/24 /24 | authorized for AS61323 — ANS ACADEMY LIMITED |
+24 more — see the REST API
NIC Handles
DUMY-RIPE
DUMY-RIPE
UKFAST-MNT