$ query “AS138177” --type=asn → 1 result(s)

AS138177 · NOMINET-AS-AP-RESMDNS

NOMINET UK

AS138177 is owned by NOMINET UK and is an enterprise stub network, based in the United Kingdom. The system announces 2 048 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in the United Kingdom.

Basic Information

Country
🇬🇧 United Kingdom
Category
Business
Network Role
Stub Network
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Last Changed
April 20, 2026
Last Seen
May 07, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
8 / 6
IPv6 Prefixes (raw / aggregated)
9 / 5
IPv4 Addresses
2 048
Largest IPv4 Prefix
/23 (512 addresses)
Largest IPv6 Prefix
/46
Geolocated Countries
🇬🇧 United Kingdom (2 048 IPs)
Prefix Changed
April 09, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
3 upstreams providing transit
Degree
3 unique BGP neighbors
Reach
0 networks in customer cone

Upstream Providers (3)

  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS2914 — NTT-DATA-2914 (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (8 total)

  • 213.248.192.0/23 (512 addresses (/23 prefix))
  • 213.248.206.0/23 (512 addresses (/23 prefix))
  • 194.227.193.0/24 (256 addresses (/24 prefix))
  • 212.148.211.0/24 (256 addresses (/24 prefix))
  • 213.248.194.0/24 (256 addresses (/24 prefix))
  • 213.248.254.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (9 total)

  • 2a01:618:2fc::/46
  • 2a01:61e:fffc::/47
  • 2401:fd80:4ff::/48
  • 2a01:618:4ff::/48
  • 2a01:61e:fffe::/48