$ query “AS786” --type=asn → 1 result(s)

AS786 · JANET

Jisc Services Limited

AS786 is owned by Jisc Services Limited and is a mid-size transit provider, registered in the United Kingdom since 2002. The system announces an impressive 6.9 million IPv4 addresses, including a /14, and supports IPv6. The bulk of its IP address space is in the United Kingdom, with additional presence in Malaysia and Ireland. This AS's prefix announcements have been recently modified.

  • Top 5% — Top 5% of all autonomous systems by reach and degree

Basic Information

Country
🇬🇧 United Kingdom
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
September 18, 2002
Last Changed
March 04, 2026
Last Seen
October 23, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
210 / 192
IPv6 Prefixes (raw / aggregated)
7 / 7
IPv4 Addresses
6 889 472
Largest IPv4 Prefix
/14 (262 144 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇬🇧 United Kingdom (6 885 120 IPs), 🇲🇾 Malaysia (4 096 IPs), 🇮🇪 Ireland (256 IPs)
Prefix Changed
October 21, 2026

Reputation

Reputation
Good — 2 flagged IPs out of 6 889 472 total (0.00%)

Connectivity Summary

Upstream Providers
4 upstreams providing transit
Peers
62 networks exchanging traffic without transit
Downstream Customers
26 downstreams buying transit
Unclassified
1 unclassified BGP neighbor
Degree
93 unique BGP neighbors
Reach
32 networks in customer cone

Upstream Providers (4)

Prefix Lists

IPv4 Prefixes (210 total)

  • 193.60.0.0/14 (262 144 addresses (/14 prefix))
  • 194.80.0.0/14 (262 144 addresses (/14 prefix))
  • 138.250.0.0/15 (131 072 addresses (/15 prefix))
  • 143.52.0.0/15 (131 072 addresses (/15 prefix))
  • 195.194.0.0/15 (131 072 addresses (/15 prefix))
  • 81.87.0.0/16 (65 536 addresses (/16 prefix))
  • 128.16.0.0/16 (65 536 addresses (/16 prefix))
  • 128.40.0.0/16 (65 536 addresses (/16 prefix))
  • 128.86.0.0/16 (65 536 addresses (/16 prefix))
  • 128.232.0.0/16 (65 536 addresses (/16 prefix))
  • 128.240.0.0/16 (65 536 addresses (/16 prefix))
  • 128.243.0.0/16 (65 536 addresses (/16 prefix))
  • 129.11.0.0/16 (65 536 addresses (/16 prefix))
  • 129.12.0.0/16 (65 536 addresses (/16 prefix))
  • 129.31.0.0/16 (65 536 addresses (/16 prefix))
  • 129.67.0.0/16 (65 536 addresses (/16 prefix))
  • 129.169.0.0/16 (65 536 addresses (/16 prefix))
  • 129.215.0.0/16 (65 536 addresses (/16 prefix))
  • 129.234.0.0/16 (65 536 addresses (/16 prefix))
  • 130.88.0.0/16 (65 536 addresses (/16 prefix))
  • 130.159.0.0/16 (65 536 addresses (/16 prefix))
  • 130.209.0.0/16 (65 536 addresses (/16 prefix))
  • 130.246.0.0/16 (65 536 addresses (/16 prefix))
  • 131.111.0.0/16 (65 536 addresses (/16 prefix))
  • 131.227.0.0/16 (65 536 addresses (/16 prefix))
  • 131.231.0.0/16 (65 536 addresses (/16 prefix))
  • 131.251.0.0/16 (65 536 addresses (/16 prefix))
  • 134.36.0.0/16 (65 536 addresses (/16 prefix))
  • 134.83.0.0/16 (65 536 addresses (/16 prefix))
  • 134.151.0.0/16 (65 536 addresses (/16 prefix))
  • 134.219.0.0/16 (65 536 addresses (/16 prefix))
  • 134.220.0.0/16 (65 536 addresses (/16 prefix))
  • 134.225.0.0/16 (65 536 addresses (/16 prefix))
  • 137.50.0.0/16 (65 536 addresses (/16 prefix))
  • 137.73.0.0/16 (65 536 addresses (/16 prefix))
  • 137.108.0.0/16 (65 536 addresses (/16 prefix))
  • 137.195.0.0/16 (65 536 addresses (/16 prefix))
  • 137.222.0.0/16 (65 536 addresses (/16 prefix))
  • 137.253.0.0/16 (65 536 addresses (/16 prefix))
  • 138.38.0.0/16 (65 536 addresses (/16 prefix))
  • 138.40.0.0/16 (65 536 addresses (/16 prefix))
  • 138.253.0.0/16 (65 536 addresses (/16 prefix))
  • 139.133.0.0/16 (65 536 addresses (/16 prefix))
  • 139.153.0.0/16 (65 536 addresses (/16 prefix))
  • 139.166.0.0/16 (65 536 addresses (/16 prefix))
  • 139.184.0.0/16 (65 536 addresses (/16 prefix))
  • 139.222.0.0/16 (65 536 addresses (/16 prefix))
  • 140.97.0.0/16 (65 536 addresses (/16 prefix))
  • 141.241.0.0/16 (65 536 addresses (/16 prefix))
  • 143.117.0.0/16 (65 536 addresses (/16 prefix))

IPv6 Prefixes (7 total)

  • 2a03:aba0::/29
  • 2a0a:200::/29
  • 2a0c:5bc0::/29
  • 2001:630::/32
  • 2a05:b400::/32
  • 2001:678:718::/48
  • 2a09:9180:fd::/48