I Fastnet Ltd
Data as of 2026-07-26
BGP inherited
Cluster stats
| Netblocks | 6 · 2,688 IPv4 addresses |
| IPv6 | 1 prefix (largest 2a04:3bc0::/29) |
| Cluster ID | 213711008 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 8 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
6 weekly snapshots · JSON
6
0 netblocks since 2026-07-05
2026-07-05
peak 6
2026-07-26
IP Ranges (6)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 31.22.4.0/24 | I Fastnet Ltd | RIPE | ASSIGNED PA | ● high |
| 31.22.7.0/24 | I Fastnet Ltd | RIPE | ASSIGNED PA | ● high |
| 185.2.168.0/25 | I Fastnet Ltd | RIPE | ASSIGNED PA | ● high |
| 82.163.176.0/22 | I FastNet LTD | RIPE | ALLOCATED PA | ● low |
| 185.27.132.0/22 | I FastNet LTD | RIPE | ALLOCATED PA | ● low |
| 2a04:3bc0::/29 | I FastNet LTD | RIPE | ALLOCATED-BY-RIR | ● low |
IPv6 ranges (1)
| CIDR |
|---|
| 2a04:3bc0::/29 |
Domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: C
how networks compare →
50.0%
of checked blocks have valid RPKI ROA coverage
(3 of 6)
Possible discrepancies (2)
These blocks are registered to I Fastnet Ltd 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.
| 31.22.4.0/24 /24 | authorized for AS34119 — Wildcard UK Limited |
| 31.22.7.0/24 /24 | authorized for AS34119 — Wildcard UK Limited |
NIC Handles
DUMY-RIPE
DUMY-RIPE
Freethought-MNT
IFLA1-RIPE
ORG-IFL6-RIPE
ORG-IFL7-RIPE
RIPE-NCC-HM-MNT
WILDCARD-MNT