JISC
Data as of 2026-08-23
BGP inherited
Cluster stats
| Netblocks | 3 |
| IPv6 | 1 prefix (largest 2001:4d78:204:4f::/64) |
| All fragments | 325 blocks across 15 clusters |
| Cluster ID | 227979169 |
| Registry | RIPE |
| Customers | find customers using 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 (3)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 81.150.243.48/28 | JISC | RIPE | ASSIGNED PA | ● low |
| 89.21.29.0/30 | JISC | RIPE | ASSIGNED PA | ● low |
| 2001:4d78:204:4f::/64 | JISC | RIPE | ASSIGNED | ● low |
IPv6 ranges (1)
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(3 of 3)
No discrepancies found among checked blocks.
NIC Handles
BTNET-MNT
DUMY-RIPE
DUMY-RIPE
EQUINIX-FULFIL-MNT
EQUINIX-MNT