AS786 Jisc Services Limited
IPv4 addresses
6,898,432
IPv6 /48 networks
1,703,938
RPKI
87 valid136 no ROA
Peers and downstreams
79
Holder
- AS name
- JANET
- Description
- Jisc Services Limited UK
- Organisation
- Jisc Services Limited
- Registered in
- London, United Kingdom
- Abuse contact
- irt@jisc.ac.uk
- Assigned
- 1993-08-31
- Registered
- 2002-09-18
- Record last changed
- 2026-09-28 12:29 UTC
128.16.0.0/16128.232.0.0/16128.240.0.0/16128.243.0.0/16128.40.0.0/16128.41.0.0/18128.86.0.0/16128.86.0.0/17128.86.128.0/17129.11.0.0/16129.12.0.0/16129.169.0.0/16129.215.0.0/16129.234.0.0/16129.31.0.0/16129.67.0.0/16130.159.0.0/16130.209.0.0/16130.246.0.0/16130.88.0.0/16131.111.0.0/16131.227.0.0/16131.231.0.0/16131.251.0.0/16134.151.0.0/16134.219.0.0/16134.220.0.0/16134.225.0.0/16134.36.0.0/16134.83.0.0/16136.148.104.0/21136.148.112.0/20136.148.160.0/19136.148.224.0/19136.148.32.0/19136.156.0.0/19136.156.160.0/21136.156.176.0/21136.156.88.0/22137.108.0.0/16137.195.0.0/16137.222.0.0/16137.253.0.0/16137.44.0.0/18137.50.0.0/16137.73.0.0/16138.250.0.0/15138.253.0.0/16138.38.0.0/16138.40.0.0/16139.133.0.0/16139.153.0.0/16139.166.0.0/16139.184.0.0/16139.184.0.0/17139.184.128.0/17139.222.0.0/16140.97.0.0/16141.163.0.0/18141.163.64.0/19141.163.96.0/20141.241.0.0/16143.117.0.0/16143.167.0.0/16143.210.0.0/16143.234.0.0/16143.52.0.0/15144.124.0.0/17144.173.0.0/16144.32.0.0/16144.82.0.0/16146.169.0.0/16146.176.0.0/16146.179.0.0/16146.191.0.0/16146.227.0.0/16146.87.0.0/16146.97.0.0/16147.143.0.0/16147.188.0.0/16147.197.0.0/16148.197.0.0/16148.79.0.0/16148.88.0.0/16149.155.0.0/16149.170.0.0/21149.170.104.0/21149.170.112.0/21149.170.120.0/21149.170.128.0/21149.170.136.0/21149.170.16.0/21149.170.160.0/21149.170.184.0/21149.170.192.0/21149.170.208.0/21149.170.216.0/21149.170.24.0/21149.170.240.0/21149.170.248.0/21149.170.32.0/21149.170.40.0/21149.170.48.0/21149.170.64.0/21149.170.72.0/21149.170.8.0/21149.170.80.0/21149.170.88.0/21149.170.96.0/21150.204.0.0/16152.105.0.0/16152.71.0.0/16152.78.0.0/16155.198.0.0/16155.245.0.0/16157.140.0.0/16157.228.0.0/20158.125.0.0/16158.143.0.0/16158.223.0.0/16158.94.0.0/19158.94.224.0/19159.86.0.0/16159.86.128.0/18160.5.248.0/21160.9.0.0/16161.112.0.0/16161.73.0.0/16161.74.0.0/16161.76.0.0/16163.1.0.0/16163.119.0.0/17163.167.0.0/16164.11.0.0/16185.255.108.0/22192.100.78.0/24192.107.168.0/24192.108.120.0/24192.12.72.0/24192.124.46.0/24192.133.244.0/24192.149.111.0/24192.150.184.0/24192.153.213.0/24192.156.162.0/24192.171.128.0/18192.171.139.0/24192.171.192.0/21192.173.1.0/24192.173.128.0/21192.173.2.0/23192.173.4.0/24192.18.195.0/24192.190.201.0/24192.190.202.0/24192.195.105.0/24192.195.116.0/23192.195.118.0/24192.195.42.0/23192.35.172.0/24192.41.103.0/24192.41.104.0/21192.41.112.0/20192.41.128.0/22192.42.100.0/24192.65.28.0/23192.68.153.0/24192.76.16.0/20192.76.32.0/22192.76.6.0/23192.76.8.0/21192.82.153.0/24192.84.5.0/24192.84.75.0/24192.84.76.0/22192.88.9.0/24192.94.235.0/24193.1.237.0/24193.107.116.0/22193.130.15.0/24193.133.28.0/23193.138.86.0/24193.142.216.0/24193.32.22.0/24193.37.225.0/24193.37.240.0/21193.38.143.0/24193.39.172.0/22193.39.212.0/24193.39.80.0/21193.60.0.0/14194.32.32.0/20194.35.186.0/24194.35.192.0/19194.35.241.0/24194.35.93.0/24194.36.1.0/24194.36.121.0/24194.36.152.0/21194.36.2.0/23194.60.218.0/24194.66.0.0/16194.80.0.0/14195.194.0.0/15212.121.0.0/19212.121.192.0/19212.219.0.0/1645.88.80.0/2346.254.200.0/2177.241.76.0/2281.87.0.0/1683.138.32.0/2187.38.202.0/2487.39.202.0/2487.42.73.0/2492.245.224.0/19
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Upstream graph
Upstreams and their upstreams, from BGP pathsNetwork health
Grade B · 75/100| partly | Prefixes covered by valid ROAs 87 of 223 announced prefixes are RPKI valid, 136 have no ROA. |
10/25 |
| pass | No RPKI invalid announcements None of the announcements is RPKI invalid. |
10/10 |
| pass | Announces IPv6 7 IPv6 prefixes. |
15/15 |
| pass | More than one upstream 10 upstreams seen in BGP. |
10/10 |
| pass | Working abuse contact irt@jisc.ac.uk is published. |
15/15 |
| fail | Publishes a geofeed No geofeed found. Without one, location databases have to guess. |
0/10 |
| pass | No prefixes smaller than /24 or /48 All prefixes are /24 (IPv4) or /48 (IPv6) or larger. |
10/10 |
| pass | Registry record maintained Last changed 2026-09-28. |
5/5 |
Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.
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Routing changes
Last 30 days| 2026-10-04 14:31 UTC | Neighbour gone | AS39351 | upstream |
| 2026-10-04 14:31 UTC | Relationship changed | AS9044 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS9009 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS8966 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS8943 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS8455 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS8220 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS6830 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS6762 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS6663 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS61049 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS4637 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS4455 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS42708 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS41327 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS39120 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS37468 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS37282 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS37271 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS3303 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS3216 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS3214 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS30844 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS29169 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS29075 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS2856 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS23764 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS215638 | upstream to peer |
| 2026-10-04 14:31 UTC | Relationship changed | AS15412 | upstream to peer |
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WHOIS
aut-num: AS786 as-name: JANET descr: Jisc Services Limited descr: UK org: ORG-UA23-RIPE remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: remarks: admin-c: JOM12-RIPE tech-c: JN359-RIPE status: LEGACY mnt-by: JIPS-NOSC mnt-by: RIPE-NCC-LEGACY-MNT created: 2002-09-18T12:01:25Z last-modified: 2026-09-28T12:29:44Z source: RIPE % 886 routing policy lines (import/export) not shown