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

AS25369 · BANDWIDTH-AS

Hydra Communications Ltd

AS25369 is run by Hydra Communications Ltd and is a mid-size transit provider, based in the United Kingdom since 2002. The system announces a solid 109 824 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to the United Kingdom, with additional presence in the United States and the Netherlands, and smaller footprints in 10 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
May 18, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
198 / 156
IPv6 Prefixes (raw / aggregated)
19 / 8
IPv4 Addresses
109 824
Largest IPv4 Prefix
/20 (4 096 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇬🇧 United Kingdom (140 304 IPs), 🇺🇸 United States (20 736 IPs), 🇳🇱 Netherlands (9 984 IPs) and 10 more
Prefix Changed
May 11, 2026

Reputation

Reputation
Shady — 1 263 flagged IPs out of 109 824 total (1.15%)

Connectivity Summary

Upstream Providers
4 upstreams providing transit
Peers
582 networks exchanging traffic without transit
Downstream Customers
35 downstreams buying transit
Unclassified
8 unclassified BGP neighbors
Degree
629 unique BGP neighbors
Reach
29 072 networks in customer cone

Upstream Providers (4)

  • AS174 — COGENT (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS3223 — VOXILITY

Prefix Lists

IPv4 Prefixes (198 total)

  • 217.146.80.0/20 (4 096 addresses (/20 prefix))
  • 89.191.96.0/20 (4 096 addresses (/20 prefix))
  • 178.239.160.0/20 (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))
  • 109.69.104.0/21 (2 048 addresses (/21 prefix))
  • 109.70.144.0/21 (2 048 addresses (/21 prefix))
  • 78.143.224.0/21 (2 048 addresses (/21 prefix))
  • 188.240.56.0/21 (2 048 addresses (/21 prefix))
  • 69.5.168.0/21 (2 048 addresses (/21 prefix))
  • 194.88.96.0/21 (2 048 addresses (/21 prefix))
  • 185.242.80.0/22 (1 024 addresses (/22 prefix))
  • 185.137.36.0/22 (1 024 addresses (/22 prefix))
  • 195.140.212.0/22 (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))
  • 89.46.248.0/22 (1 024 addresses (/22 prefix))
  • 217.144.180.0/22 (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))
  • 195.206.180.0/22 (1 024 addresses (/22 prefix))
  • 89.37.172.0/22 (1 024 addresses (/22 prefix))
  • 77.81.124.0/22 (1 024 addresses (/22 prefix))
  • 193.176.28.0/22 (1 024 addresses (/22 prefix))
  • 89.37.64.0/22 (1 024 addresses (/22 prefix))
  • 193.32.208.0/22 (1 024 addresses (/22 prefix))
  • 89.35.28.0/22 (1 024 addresses (/22 prefix))
  • 89.191.124.0/22 (1 024 addresses (/22 prefix))
  • 89.34.96.0/22 (1 024 addresses (/22 prefix))
  • 212.237.224.0/22 (1 024 addresses (/22 prefix))
  • 79.139.84.0/22 (1 024 addresses (/22 prefix))
  • 31.58.60.0/22 (1 024 addresses (/22 prefix))
  • 89.21.64.0/22 (1 024 addresses (/22 prefix))
  • 217.67.64.0/22 (1 024 addresses (/22 prefix))
  • 185.241.228.0/22 (1 024 addresses (/22 prefix))
  • 185.223.232.0/22 (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))
  • 128.127.148.0/22 (1 024 addresses (/22 prefix))
  • 185.134.20.0/22 (1 024 addresses (/22 prefix))
  • 151.240.4.0/22 (1 024 addresses (/22 prefix))
  • 185.125.204.0/22 (1 024 addresses (/22 prefix))
  • 185.121.136.0/22 (1 024 addresses (/22 prefix))
  • 185.61.156.0/22 (1 024 addresses (/22 prefix))
  • 185.44.76.0/22 (1 024 addresses (/22 prefix))

IPv6 Prefixes (19 total)

  • 2a0b:b840::/29
  • 2a00:1a30::/32
  • 2a01:4020::/32
  • 2a09:a702:6::/47
  • 2a09:a702:8::/47
  • 2a00:10e8:101::/48
  • 2a05:6200:72::/48
  • 2a0f:2c80:1::/48