$ query “AS8943” --type=asn → 1 result(s)

AS8943 · JUMP

Jump Networks Ltd

AS8943 belongs to Jump Networks Ltd and is a mid-size transit provider, based in the United Kingdom since 2002. The system announces a respectable 12 544 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in the United Kingdom, with additional presence in Australia.

  • 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
July 04, 2002
Last Changed
March 04, 2026
Last Seen
April 28, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
7 / 7
IPv6 Prefixes (raw / aggregated)
5 / 5
IPv4 Addresses
12 544
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇬🇧 United Kingdom (23 808 IPs), 🇦🇺 Australia (256 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 2 flagged IPs out of 12 544 total (0.02%)

Connectivity Summary

Upstream Providers
2 upstreams providing transit
Peers
83 networks exchanging traffic without transit
Downstream Customers
10 downstreams buying transit
Unclassified
2 unclassified BGP neighbors
Degree
97 unique BGP neighbors
Reach
15 networks in customer cone

Upstream Providers (2)

  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS5405 — INTERDOTLINK

Prefix Lists

IPv4 Prefixes (7 total)

  • 212.13.192.0/19 (8 192 addresses (/19 prefix))
  • 85.119.80.0/21 (2 048 addresses (/21 prefix))
  • 185.73.44.0/22 (1 024 addresses (/22 prefix))
  • 185.98.212.0/23 (512 addresses (/23 prefix))
  • 194.33.11.0/24 (256 addresses (/24 prefix))
  • 194.153.169.0/24 (256 addresses (/24 prefix))
  • 203.11.114.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (5 total)

  • 2001:ba8::/32
  • 2001:baa::/32
  • 2a05:5a40::/32
  • 2a06:ec0::/32
  • 2a0a:1100::/32