$ query “AS42831” --type=asn → 1 result(s)

AS42831 · UKSERVERS-AS

UK Dedicated Servers Limited

AS42831 belongs to UK Dedicated Servers Limited and is a mid-size transit provider, established in the United Kingdom in 2007. The system announces a solid 133 632 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in the United Kingdom, with additional presence in Hungary and Singapore, and smaller footprints in 23 additional countries. 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
April 24, 2007
Last Changed
March 04, 2026
Last Seen
August 06, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
340 / 318
IPv6 Prefixes (raw / aggregated)
9 / 9
IPv4 Addresses
133 632
Largest IPv4 Prefix
/20 (4 096 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇬🇧 United Kingdom (103 024 IPs), 🇭🇺 Hungary (51 712 IPs), 🇸🇬 Singapore (27 136 IPs) and 23 more
Prefix Changed
August 05, 2026

Reputation

Reputation
Good — 30 flagged IPs out of 133 632 total (0.02%)

Connectivity Summary

Upstream Providers
4 upstreams providing transit
Peers
97 networks exchanging traffic without transit
Downstream Customers
34 downstreams buying transit
Unclassified
3 unclassified BGP neighbors
Degree
138 unique BGP neighbors
Reach
36 380 networks in customer cone

Upstream Providers (4)

  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS2914 — NTT-DATA-2914 (Tier-1 transit)
  • AS215638 — AS-CILIX-LIMITED

Prefix Lists

IPv4 Prefixes (340 total)

  • 78.157.208.0/20 (4 096 addresses (/20 prefix))
  • 178.159.0.0/20 (4 096 addresses (/20 prefix))
  • 94.229.64.0/20 (4 096 addresses (/20 prefix))
  • 78.157.192.0/21 (2 048 addresses (/21 prefix))
  • 77.75.120.0/21 (2 048 addresses (/21 prefix))
  • 78.110.160.0/21 (2 048 addresses (/21 prefix))
  • 77.74.192.0/21 (2 048 addresses (/21 prefix))
  • 31.132.0.0/21 (2 048 addresses (/21 prefix))
  • 91.109.112.0/21 (2 048 addresses (/21 prefix))
  • 37.9.56.0/21 (2 048 addresses (/21 prefix))
  • 5.101.168.0/21 (2 048 addresses (/21 prefix))
  • 5.101.136.0/21 (2 048 addresses (/21 prefix))
  • 5.101.144.0/21 (2 048 addresses (/21 prefix))
  • 185.103.96.0/22 (1 024 addresses (/22 prefix))
  • 81.92.192.0/22 (1 024 addresses (/22 prefix))
  • 2.26.36.0/22 (1 024 addresses (/22 prefix))
  • 2.26.44.0/22 (1 024 addresses (/22 prefix))
  • 185.54.84.0/22 (1 024 addresses (/22 prefix))
  • 78.110.172.0/22 (1 024 addresses (/22 prefix))
  • 50.114.252.0/22 (1 024 addresses (/22 prefix))
  • 50.114.244.0/22 (1 024 addresses (/22 prefix))
  • 166.0.80.0/22 (1 024 addresses (/22 prefix))
  • 78.157.200.0/22 (1 024 addresses (/22 prefix))
  • 185.109.168.0/22 (1 024 addresses (/22 prefix))
  • 185.242.156.0/22 (1 024 addresses (/22 prefix))
  • 82.38.48.0/22 (1 024 addresses (/22 prefix))
  • 95.85.208.0/22 (1 024 addresses (/22 prefix))
  • 95.85.196.0/22 (1 024 addresses (/22 prefix))
  • 85.116.196.0/22 (1 024 addresses (/22 prefix))
  • 94.46.184.0/22 (1 024 addresses (/22 prefix))
  • 45.11.236.0/22 (1 024 addresses (/22 prefix))
  • 94.136.168.0/22 (1 024 addresses (/22 prefix))
  • 94.46.244.0/22 (1 024 addresses (/22 prefix))
  • 94.46.220.0/22 (1 024 addresses (/22 prefix))
  • 94.46.192.0/22 (1 024 addresses (/22 prefix))
  • 96.9.214.0/23 (512 addresses (/23 prefix))
  • 82.41.16.0/23 (512 addresses (/23 prefix))
  • 196.18.158.0/23 (512 addresses (/23 prefix))
  • 89.117.70.0/23 (512 addresses (/23 prefix))
  • 88.80.142.0/23 (512 addresses (/23 prefix))
  • 86.110.54.0/23 (512 addresses (/23 prefix))
  • 194.169.80.0/23 (512 addresses (/23 prefix))
  • 141.11.214.0/23 (512 addresses (/23 prefix))
  • 46.102.158.0/23 (512 addresses (/23 prefix))
  • 45.155.100.0/23 (512 addresses (/23 prefix))
  • 196.17.114.0/23 (512 addresses (/23 prefix))
  • 94.177.134.0/23 (512 addresses (/23 prefix))
  • 82.41.144.0/23 (512 addresses (/23 prefix))
  • 206.232.6.0/23 (512 addresses (/23 prefix))
  • 78.157.206.0/23 (512 addresses (/23 prefix))

IPv6 Prefixes (9 total)

  • 2a04:d180::/29
  • 2a01:a500::/32
  • 2a01:a502::/32
  • 2a01:a507::/32
  • 2a03:9da0::/40
  • 2001:678:10b0::/48
  • 2a00:10e8:100::/48
  • 2a0c:b840:2::/48
  • 2a0e:fd45:b30::/48