$ query “AS25369” --type=asn → 1 result(s)

AS25369 · BANDWIDTH-AS

Hydra Communications Ltd

AS25369 is operated by Hydra Communications Ltd and serves as a mid-size transit provider, established in the United Kingdom in 2002. The system announces a solid 112 128 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in the United Kingdom, with additional presence in the United States and the Netherlands, and smaller footprints in 12 additional countries.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #10 in United Kingdom — Top 10 by reach within country

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
October 28, 2002
Last Changed
March 04, 2026
Last Seen
June 22, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
207 / 165
IPv6 Prefixes (raw / aggregated)
18 / 7
IPv4 Addresses
112 128
Largest IPv4 Prefix
/20 (4 096 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇬🇧 United Kingdom (142 096 IPs), 🇺🇸 United States (18 688 IPs), 🇳🇱 Netherlands (9 728 IPs) and 12 more
Prefix Changed
June 12, 2026

Reputation

Reputation
Shady — 1 236 flagged IPs out of 112 128 total (1.10%)

Connectivity Summary

Upstream Providers
6 upstreams providing transit
Peers
187 networks exchanging traffic without transit
Downstream Customers
37 downstreams buying transit
Unclassified
6 unclassified BGP neighbors
Degree
236 unique BGP neighbors
Reach
30 143 networks in customer cone

Upstream Providers (6)

  • AS174 — COGENT (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS3223 — VOXILITY
  • AS39686 — AS-EUROFIBER
  • AS16265 — LEASEWEB-NETWORK

Prefix Lists

IPv4 Prefixes (207 total)

  • 217.146.80.0/20 (4 096 addresses (/20 prefix))
  • 178.239.160.0/20 (4 096 addresses (/20 prefix))
  • 89.191.96.0/20 (4 096 addresses (/20 prefix))
  • 81.19.208.0/20 (4 096 addresses (/20 prefix))
  • 46.231.160.0/21 (2 048 addresses (/21 prefix))
  • 5.226.136.0/21 (2 048 addresses (/21 prefix))
  • 194.88.96.0/21 (2 048 addresses (/21 prefix))
  • 188.240.56.0/21 (2 048 addresses (/21 prefix))
  • 109.70.144.0/21 (2 048 addresses (/21 prefix))
  • 109.69.104.0/21 (2 048 addresses (/21 prefix))
  • 78.143.224.0/21 (2 048 addresses (/21 prefix))
  • 69.5.168.0/21 (2 048 addresses (/21 prefix))
  • 185.125.204.0/22 (1 024 addresses (/22 prefix))
  • 185.223.232.0/22 (1 024 addresses (/22 prefix))
  • 217.144.180.0/22 (1 024 addresses (/22 prefix))
  • 217.67.64.0/22 (1 024 addresses (/22 prefix))
  • 212.237.224.0/22 (1 024 addresses (/22 prefix))
  • 195.206.180.0/22 (1 024 addresses (/22 prefix))
  • 51.194.168.0/22 (1 024 addresses (/22 prefix))
  • 51.194.176.0/22 (1 024 addresses (/22 prefix))
  • 51.194.184.0/22 (1 024 addresses (/22 prefix))
  • 64.93.48.0/22 (1 024 addresses (/22 prefix))
  • 64.93.60.0/22 (1 024 addresses (/22 prefix))
  • 64.239.236.0/22 (1 024 addresses (/22 prefix))
  • 65.86.176.0/22 (1 024 addresses (/22 prefix))
  • 65.86.184.0/22 (1 024 addresses (/22 prefix))
  • 195.140.212.0/22 (1 024 addresses (/22 prefix))
  • 77.81.124.0/22 (1 024 addresses (/22 prefix))
  • 89.37.64.0/22 (1 024 addresses (/22 prefix))
  • 89.34.96.0/22 (1 024 addresses (/22 prefix))
  • 89.37.172.0/22 (1 024 addresses (/22 prefix))
  • 89.21.64.0/22 (1 024 addresses (/22 prefix))
  • 89.46.248.0/22 (1 024 addresses (/22 prefix))
  • 193.176.28.0/22 (1 024 addresses (/22 prefix))
  • 89.191.124.0/22 (1 024 addresses (/22 prefix))
  • 193.32.208.0/22 (1 024 addresses (/22 prefix))
  • 213.166.84.0/22 (1 024 addresses (/22 prefix))
  • 31.58.60.0/22 (1 024 addresses (/22 prefix))
  • 185.242.80.0/22 (1 024 addresses (/22 prefix))
  • 79.139.84.0/22 (1 024 addresses (/22 prefix))
  • 128.127.148.0/22 (1 024 addresses (/22 prefix))
  • 151.240.4.0/22 (1 024 addresses (/22 prefix))
  • 185.241.228.0/22 (1 024 addresses (/22 prefix))
  • 89.35.28.0/22 (1 024 addresses (/22 prefix))
  • 185.216.144.0/22 (1 024 addresses (/22 prefix))
  • 185.158.240.0/22 (1 024 addresses (/22 prefix))
  • 185.137.36.0/22 (1 024 addresses (/22 prefix))
  • 185.134.20.0/22 (1 024 addresses (/22 prefix))
  • 185.121.136.0/22 (1 024 addresses (/22 prefix))
  • 86.104.248.0/22 (1 024 addresses (/22 prefix))

IPv6 Prefixes (18 total)

  • 2a0b:b840::/29
  • 2a00:1a30::/32
  • 2a01:4020::/32
  • 2a09:a702:6::/47
  • 2a09:a702:8::/47
  • 2a00:10e8:101::/48
  • 2a0f:2c80:1::/48