National Oceanography Centre
Data as of 2026-09-27
BGP inherited
This organisation
| Netblocks | 5 · 66,560 IPv4 addresses |
| Record ID | 246860087 |
| Registry | RIPE |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 5 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (5)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 139.166.0.0/16 | National Oceanography Centre | RIPE | LEGACY | ● high |
| 192.171.134.0/24 | National Oceanography Centre | RIPE | LEGACY | ● high |
| 192.171.135.0/24 | National Oceanography Centre | RIPE | LEGACY | ● high |
| 192.171.168.0/24 | National Oceanography Centre | RIPE | LEGACY | ● high |
| 192.171.196.0/24 | National Oceanography Centre | RIPE | LEGACY | ● high |
Network trust
what's this?
RPKI hygiene: D
how networks compare →
20.0%
of checked blocks have valid RPKI ROA coverage
(1 of 5)
No discrepancies found among checked blocks.
Routed via provider/NREN (1)
These blocks are cryptographically authorized for this organisation's national research & education network or transit provider — expected topology for an institution that routes through it, not a discrepancy.
| 139.166.0.0/16 /16 | routed via AS786 — Jisc (Jisc Services Limited) |
NIC Handles
DUMY-RIPE
DUMY-RIPE
JANET-HOSTMASTER
ORG-NOC4-RIPE
RIPE-NCC-LEGACY-MNT