Jisc Services Limited

Data as of 2026-09-06
BGP inherited
This organisation
Netblocks255 · 6,911,236 IPv4 addresses
IPv6 11 prefixes (largest 2a03:aba0::/29)
Registered in United Kingdom (245) · Ireland (7) · United Arab Emirates (1) · Malaysia (1) · Netherlands (1)
Record ID236105885
RegistryAPNIC
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
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 · report an issue

IP Ranges (255)

⬇ 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
87.32.4.0/24 Jisc Services Limited BGP ANNOUNCED ● high
87.38.202.0/24 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
136.206.16.0/24 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
137.253.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
138.38.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
138.40.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
138.250.0.0/15 Jisc Services Limited BGP ANNOUNCED ● high
138.253.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
139.133.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
139.153.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
139.166.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
139.184.0.0/17 Jisc Services Limited BGP ANNOUNCED ● high
139.184.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
139.184.128.0/17 Jisc Services Limited BGP ANNOUNCED ● high
139.222.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
140.97.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
141.163.0.0/18 Jisc Services Limited BGP ANNOUNCED ● high
141.163.64.0/19 Jisc Services Limited BGP ANNOUNCED ● high
141.163.96.0/20 Jisc Services Limited BGP ANNOUNCED ● high
141.241.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
143.52.0.0/15 Jisc Services Limited BGP ANNOUNCED ● high
143.117.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
143.167.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
143.210.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
143.234.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
144.32.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
144.82.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
144.124.0.0/17 Jisc Services Limited BGP ANNOUNCED ● high
144.173.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
146.87.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
146.97.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
146.169.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
146.176.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
146.179.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
146.191.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
146.227.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
147.143.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
147.188.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
147.197.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
148.79.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
148.88.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
148.197.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
149.155.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
149.170.0.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.8.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.16.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.24.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.32.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.40.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.48.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.64.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.72.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.80.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.88.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.96.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.104.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.112.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.120.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.128.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.136.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.160.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.168.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.184.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.192.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.208.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.216.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.240.0/21 Jisc Services Limited BGP ANNOUNCED ● high
149.170.248.0/21 Jisc Services Limited BGP ANNOUNCED ● high
150.204.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
152.71.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
152.78.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
152.105.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
155.198.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
155.245.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
157.140.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
157.228.0.0/20 Jisc Services Limited BGP ANNOUNCED ● high
158.94.0.0/19 Jisc Services Limited BGP ANNOUNCED ● high
158.94.224.0/19 Jisc Services Limited BGP ANNOUNCED ● high
158.125.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
158.143.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
158.223.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
159.86.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
159.86.128.0/18 Jisc Services Limited BGP ANNOUNCED ● high
160.5.248.0/21 Jisc Services Limited BGP ANNOUNCED ● high
160.9.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
161.73.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
161.74.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
161.76.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
161.112.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
163.1.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
163.119.0.0/17 Jisc Services Limited BGP ANNOUNCED ● high
163.167.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
164.11.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
185.255.108.0/22 Jisc Services Limited BGP ANNOUNCED ● high
192.12.72.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.18.195.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.35.172.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.41.103.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.41.104.0/21 Jisc Services Limited BGP ANNOUNCED ● high
192.41.112.0/20 Jisc Services Limited BGP ANNOUNCED ● high
192.41.128.0/22 Jisc Services Limited BGP ANNOUNCED ● high
192.42.100.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.65.28.0/23 Jisc Services Limited BGP ANNOUNCED ● high
192.68.153.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.76.6.0/23 Jisc Services Limited BGP ANNOUNCED ● high
192.76.8.0/21 Jisc Services Limited BGP ANNOUNCED ● high
192.76.16.0/20 Jisc Services Limited BGP ANNOUNCED ● high
192.76.32.0/22 Jisc Services Limited BGP ANNOUNCED ● high
192.82.153.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.84.5.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.84.75.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.84.76.0/22 Jisc Services Limited BGP ANNOUNCED ● high
192.88.9.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.88.10.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.94.235.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.100.78.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.107.168.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.108.120.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.124.46.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.133.244.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.149.111.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.150.184.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.153.213.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.156.162.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.171.128.0/18 Jisc Services Limited BGP ANNOUNCED ● high
192.171.139.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.171.192.0/21 Jisc Services Limited BGP ANNOUNCED ● high
192.173.1.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.173.2.0/23 Jisc Services Limited BGP ANNOUNCED ● high
192.173.4.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.173.128.0/21 Jisc Services Limited BGP ANNOUNCED ● high
192.190.201.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.190.202.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.195.42.0/23 Jisc Services Limited BGP ANNOUNCED ● high
192.195.105.0/24 Jisc Services Limited BGP ANNOUNCED ● high
192.195.116.0/23 Jisc Services Limited BGP ANNOUNCED ● high
192.195.118.0/24 Jisc Services Limited BGP ANNOUNCED ● high
193.1.193.0/24 Jisc Services Limited BGP ANNOUNCED ● high
193.1.237.0/24 Jisc Services Limited BGP ANNOUNCED ● high
193.1.247.0/24 Jisc Services Limited BGP ANNOUNCED ● high
193.32.22.0/24 Jisc Services Limited BGP ANNOUNCED ● high
193.37.225.0/24 Jisc Services Limited BGP ANNOUNCED ● high
193.37.240.0/21 Jisc Services Limited BGP ANNOUNCED ● high
193.38.143.0/24 Jisc Services Limited BGP ANNOUNCED ● high
193.39.80.0/21 Jisc Services Limited BGP ANNOUNCED ● high
193.39.172.0/22 Jisc Services Limited BGP ANNOUNCED ● high
193.39.212.0/24 Jisc Services Limited BGP ANNOUNCED ● high
193.60.0.0/14 Jisc Services Limited BGP ANNOUNCED ● high
193.107.116.0/22 Jisc Services Limited BGP ANNOUNCED ● high
193.130.15.0/24 Jisc Services Limited BGP ANNOUNCED ● high
193.133.28.0/23 Jisc Services Limited BGP ANNOUNCED ● high
193.138.86.0/24 Jisc Services Limited BGP ANNOUNCED ● high
193.142.216.0/24 Jisc Services Limited BGP ANNOUNCED ● high
194.32.32.0/20 Jisc Services Limited BGP ANNOUNCED ● high
194.35.93.0/24 Jisc Services Limited BGP ANNOUNCED ● high
194.35.186.0/24 Jisc Services Limited BGP ANNOUNCED ● high
194.35.192.0/19 Jisc Services Limited BGP ANNOUNCED ● high
194.35.241.0/24 Jisc Services Limited BGP ANNOUNCED ● high
194.36.1.0/24 Jisc Services Limited BGP ANNOUNCED ● high
194.36.2.0/23 Jisc Services Limited BGP ANNOUNCED ● high
194.36.121.0/24 Jisc Services Limited BGP ANNOUNCED ● high
194.36.152.0/21 Jisc Services Limited BGP ANNOUNCED ● high
194.60.218.0/24 Jisc Services Limited BGP ANNOUNCED ● high
194.66.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
194.80.0.0/14 Jisc Services Limited BGP ANNOUNCED ● high
195.194.0.0/15 Jisc Services Limited BGP ANNOUNCED ● high
212.121.0.0/19 Jisc Services Limited BGP ANNOUNCED ● high
212.121.192.0/19 Jisc Services Limited BGP ANNOUNCED ● high
212.219.0.0/16 Jisc Services Limited BGP ANNOUNCED ● high
2001:630::/32 Jisc Services Limited BGP ANNOUNCED ● high
2001:678:718::/48 Jisc Services Limited BGP ANNOUNCED ● high
2a03:aba0::/29 Jisc Services Limited BGP ANNOUNCED ● high
2a05:b400::/32 Jisc Services Limited BGP ANNOUNCED ● high
2a09:9180:fd::/48 Jisc Services Limited BGP ANNOUNCED ● high
2a0a:200::/29 Jisc Services Limited BGP ANNOUNCED ● high
2a0c:5bc0::/29 Jisc Services Limited BGP ANNOUNCED ● high
5.198.136.0/24 Jisc Services Limited RIPE ASSIGNED PA ● low
5.198.136.0/21 Jisc Services Limited RIPE ALLOCATED PA ● low
5.198.137.0/24 Jisc Services Limited RIPE ASSIGNED PA ● low
5.198.138.0/24 Jisc Services Limited RIPE ASSIGNED PA ● low
5.198.139.0/24 Jisc Services Limited RIPE ASSIGNED PA ● low
5.198.140.0/24 Jisc Services Limited RIPE ASSIGNED PA ● low
5.198.141.0/24 Jisc Services Limited RIPE ASSIGNED PA ● low
5.198.142.0/24 Jisc Services Limited RIPE ASSIGNED PA ● low
5.198.143.0/24 Jisc Services Limited RIPE ASSIGNED PA ● low
83.137.208.0/21 Jisc Services Limited RIPE ALLOCATED PA ● low
83.137.211.0/24 Jisc Services Limited RIPE ASSIGNED PA ● low
83.137.212.0/24 Jisc Services Limited RIPE ASSIGNED PA ● low
85.90.252.208/30 JISC_SERVICES_LIMITED RIPE ASSIGNED PA ● low
89.207.208.0/21 Jisc Services Limited RIPE ALLOCATED PA ● low
103.233.180.0/23 Jisc Services Limited APNIC ALLOCATED PORTABLE ● low
185.224.232.0/22 Jisc Services Limited RIPE ALLOCATED PA ● low
188.92.136.0/21 Jisc Services Limited RIPE ALLOCATED PA ● low
188.92.136.0/24 Jisc Services Limited RIPE ASSIGNED PA ● low
188.92.137.0/24 Jisc Services Limited RIPE ASSIGNED PA ● low
188.92.138.0/24 Jisc Services Limited RIPE ASSIGNED PA ● low
188.92.139.0/24 Jisc Services Limited RIPE ASSIGNED PA ● low
193.60.120.0/22 Jisc Services Limited RIPE AGGREGATED-BY-LIR ● low
194.81.19.80/29 JISC-SBC RIPE ASSIGNED PA ● low
194.81.223.16/29 JISC-SBC RIPE ASSIGNED PA ● low
212.219.22.224/28 JISC-WIT RIPE ASSIGNED PA ● low
2001:630:38::/48 Jisc Services Limited RIPE AGGREGATED-BY-LIR ● low
2001:67c:128::/48 Jisc Services Limited RIPE ASSIGNED PI ● low
2001:4d78:204:50::/64 JISC_SERVICES_LIMITED RIPE ASSIGNED ● low
2401:1680::/32 Jisc Services Limited APNIC ALLOCATED PORTABLE ● low

IPv6 ranges (11)

Footprint over time

11 weekly snapshots · JSON
267 +4 netblocks since 2026-07-05
2026-07-05 peak 267 2026-09-06

Domains hosted in this network

what's this?

Network trust

what's this?
RPKI hygiene: D how networks compare →
36.7% of checked blocks have valid RPKI ROA coverage (98 of 267)
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