IE Domain Registry CLG
BGP inherited
Cluster stats
| Netblocks | 11 |
| All fragments | 16 blocks across 2 clusters |
| Cluster ID | 191609143 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 7 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
3 weekly snapshots · JSON
11
0 netblocks since 2026-07-05
2026-07-05
peak 11
2026-07-12
IP Ranges (11)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 77.72.72.0/23 | IE Domain Registry CLG | BGP | ANNOUNCED | ● high |
| 77.72.74.0/23 | IE Domain Registry CLG | BGP | ANNOUNCED | ● high |
| 77.72.76.0/23 | IE Domain Registry CLG | BGP | ANNOUNCED | ● high |
| 77.72.78.0/23 | IE Domain Registry CLG | BGP | ANNOUNCED | ● high |
| 77.72.78.0/24 | IE Domain Registry CLG | BGP | ANNOUNCED | ● high |
| 77.72.79.0/24 | IE Domain Registry CLG | BGP | ANNOUNCED | ● high |
| 2a01:4b0::/48 | IE Domain Registry CLG | BGP | ANNOUNCED | ● high |
| 2a01:4b0:1::/48 | IE Domain Registry CLG | BGP | ANNOUNCED | ● high |
| 2a01:4b0:2::/48 | IE Domain Registry CLG | BGP | ANNOUNCED | ● high |
| 77.72.72.0/21 | IE Domain Registry CLG | RIPE | ALLOCATED PA | ● low |
| 2a01:4b0::/32 | IE Domain Registry CLG | RIPE | ALLOCATED-BY-RIR | ● low |
Network trust
what's this?
RPKI hygiene: B
how networks compare →
81.8%
of checked blocks have valid RPKI ROA coverage
(9 of 11)
Possible discrepancies (5)
These blocks are registered to IE Domain Registry CLG 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.
| 2a01:4b0:1::/48 /48 | authorized for AS786 — Jisc Services Limited |
| 2a01:4b0:2::/48 /48 | authorized for AS786 — Jisc Services Limited |
| 77.72.72.0/23 /23 | authorized for AS786 — Jisc Services Limited |
| 77.72.74.0/23 /23 | authorized for AS786 — Jisc Services Limited |
| 77.72.76.0/23 /23 | authorized for AS786 — Jisc Services Limited |
NIC Handles
AS42310
DUMY-RIPE
DUMY-RIPE
MNT-IEDRNOC
MNT-IEDRNOC
ORG-IDRL2-RIPE
RIPE-NCC-HM-MNT