CoreISP Group Limited
BGP inherited
Cluster stats
| Netblocks | 10 · 1,537 IPv4 addresses |
| Registered in | Netherlands (4) · United Kingdom (2) · France (1) |
| Cluster ID | 210610151 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 14 shared RIR contact/maintainer handles |
| Registry names | 3 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 (10)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 37.0.8.0/24 | CoreISP Group Limited | BGP | ANNOUNCED | ● high |
| 37.0.8.0/24 | CoreISP Group Limited | RIPE | ASSIGNED PA | ● high |
| 51.255.58.160/29 | CoreISP NOC | RIPE | LEGACY | ● high |
| 91.238.192.0/24 | CoreISP Group Limited | BGP | ANNOUNCED | ● high |
| 185.161.110.0/24 | CoreISP Group Limited | RIPE | ASSIGNED PA | ● high |
| 185.161.110.0/24 | CoreISP Group Limited | BGP | ANNOUNCED | ● high |
| 2a13:d980::/29 | CoreISP Group Limited | BGP | ANNOUNCED | ● high |
| 91.238.192.0/24 | CoreISP Group Limited | RIPE | ALLOCATED PA | ● low |
| 2001:67c:2450::/48 | CoreISP Group Limited | RIPE | ASSIGNED PI | ● low |
| 2a13:d980::/29 | CoreISP Group Limited | RIPE | ALLOCATED-BY-RIR | ● low |
Network trust
what's this?
RPKI hygiene: C
how networks compare →
50.0%
of checked blocks have valid RPKI ROA coverage
(5 of 10)
Possible discrepancies (4)
These blocks are registered to CoreISP Group Limited 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.
| 37.0.8.0/24 /24 | authorized for AS3170 — VeloxServ Communications Ltd |
| 185.161.110.0/24 /24 | authorized for AS3170 — VeloxServ Communications Ltd |
| 37.0.8.0/24 /24 | authorized for AS3170 — VeloxServ Communications Ltd |
| 185.161.110.0/24 /24 | authorized for AS3170 — VeloxServ Communications Ltd |
NIC Handles
AS48628
DUMY-RIPE
DUMY-RIPE
ORG-CGL29-RIPE
ORG-CGL33-RIPE
ORG-CL728-RIPE
ORG-VHL3-RIPE
OVH-MNT
PREFIXBROKER-MNT
PREFIXBROKER-MNT
RIPE-NCC-END-MNT
RIPE-NCC-HM-MNT
+2 more