Jisc Services Limited
Cluster stats
| Netblocks | 263 |
| All fragments | 323 blocks across 15 clusters |
| Cluster ID | 191601368 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 18 shared RIR contact/maintainer handles |
| Registry names | 6 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (263)
showing 50 of 263 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 45.88.80.0/23 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 46.254.200.0/21 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 77.241.76.0/22 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 81.87.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 83.138.32.0/21 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 92.245.224.0/19 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 128.16.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 128.40.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 128.41.0.0/18 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 128.86.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 128.232.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 128.240.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 128.243.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 129.11.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 129.12.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 129.31.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 129.67.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 129.169.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 129.215.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 129.234.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 130.88.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 130.159.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 130.209.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 130.246.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 131.111.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 131.227.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 131.231.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 131.251.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 134.36.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 134.83.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 134.151.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 134.219.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 134.220.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 134.225.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 136.148.32.0/19 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 136.148.104.0/21 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 136.148.112.0/20 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 136.148.160.0/19 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 136.148.224.0/19 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 136.156.0.0/19 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 136.156.88.0/22 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 136.156.160.0/21 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 136.156.176.0/21 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 136.206.15.0/24 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 137.44.0.0/18 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 137.50.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 137.73.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 137.108.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 137.195.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
| 137.222.0.0/16 | Jisc Services Limited | BGP | ANNOUNCED | ● high |
Network trust
what's this?
RPKI hygiene: D
how networks compare →
33.1%
of checked blocks have valid RPKI ROA coverage
(87 of 263)
Possible discrepancies (15)
These blocks are registered to Jisc Services Limited but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2001:67c:128::/48 /48 | authorized for AS3170 — VeloxServ Communications Ltd |
| 188.92.136.0/24 /24 | authorized for AS396982 — Google LLC |
| 5.198.137.0/24 /24 | authorized for AS3170 — VeloxServ Communications Ltd |
| 5.198.138.0/24 /24 | authorized for AS3170 — VeloxServ Communications Ltd |
| 5.198.139.0/24 /24 | authorized for AS3170 — VeloxServ Communications Ltd |
| 188.92.138.0/24 /24 | authorized for AS3170 — VeloxServ Communications Ltd |
| 188.92.139.0/24 /24 | authorized for AS3170 — VeloxServ Communications Ltd |
| 5.198.141.0/24 /24 | authorized for AS3170 — VeloxServ Communications Ltd |
| 83.137.211.0/24 /24 | authorized for AS3170 — VeloxServ Communications Ltd |
| 83.137.212.0/24 /24 | authorized for AS3170 — VeloxServ Communications Ltd |
| 188.92.137.0/24 /24 | authorized for AS396982 — Google LLC |
| 5.198.136.0/24 /24 | authorized for AS396982 — Google LLC |
| 5.198.140.0/24 /24 | authorized for AS396982 — Google LLC |
| 5.198.142.0/24 /24 | authorized for AS396982 — Google LLC |
| 5.198.143.0/24 /24 | authorized for AS396982 — Google LLC |
NIC Handles
AJ576-AP
APNIC-HM
AS786
DUMY-RIPE
DUMY-RIPE
EQUINIX-FULFIL-MNT
EQUINIX-MNT
IP-RIPE
JANET-HOSTMASTER
JANET-HOSTMASTER
JIPS-NOSC
JIPS-NOSC
+6 more