$ query “AS4455” --type=asn → 1 result(s)

AS4455 · BSO

IX Reach Ltd

AS4455 is owned by IX Reach Ltd and is a major transit provider, registered in the United Kingdom since 2021. The system announces a respectable 64 256 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in France, with additional presence in the United Kingdom and the United States, and smaller footprints in 14 additional countries. Prefix announcements for this AS were recently updated.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #42 by Degree — Top 100 by unique BGP neighbor count

Basic Information

Country
🇬🇧 United Kingdom
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
April 01, 2021
Last Changed
March 04, 2026
Last Seen
June 22, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
46 / 14
IPv6 Prefixes (raw / aggregated)
15 / 4
IPv4 Addresses
64 256
Largest IPv4 Prefix
/17 (32 768 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇫🇷 France (58 736 IPs), 🇬🇧 United Kingdom (30 240 IPs), 🇺🇸 United States (16 512 IPs) and 14 more
Prefix Changed
June 18, 2026

Reputation

Reputation
Good — 1 flagged IPs out of 64 256 total (0.00%)

Connectivity Summary

Upstream Providers
7 upstreams providing transit
Peers
2 215 networks exchanging traffic without transit
Downstream Customers
81 downstreams buying transit
Unclassified
5 unclassified BGP neighbors
Degree
2 308 unique BGP neighbors
Reach
187 networks in customer cone

Upstream Providers (7)

  • AS174 — COGENT (Tier-1 transit)
  • AS6461 — MFNX (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS8529 — OMANTEL-AS
  • AS52025 — PARADOXNETWORKS-LIMITED
  • AS5511 — OPENTRANSIT (Tier-1 transit)
  • AS44530 — HOPUS (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (46 total)

  • 89.30.0.0/17 (32 768 addresses (/17 prefix))
  • 31.217.128.0/19 (8 192 addresses (/19 prefix))
  • 212.121.32.0/19 (8 192 addresses (/19 prefix))
  • 206.41.72.0/21 (2 048 addresses (/21 prefix))
  • 46.18.168.0/21 (2 048 addresses (/21 prefix))
  • 83.243.16.0/21 (2 048 addresses (/21 prefix))
  • 8.29.192.0/21 (2 048 addresses (/21 prefix))
  • 208.48.160.0/21 (2 048 addresses (/21 prefix))
  • 185.55.16.0/22 (1 024 addresses (/22 prefix))
  • 195.49.140.0/22 (1 024 addresses (/22 prefix))
  • 193.218.12.0/22 (1 024 addresses (/22 prefix))
  • 91.196.184.0/22 (1 024 addresses (/22 prefix))
  • 193.27.78.0/23 (512 addresses (/23 prefix))
  • 194.126.217.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (15 total)

  • 2401:5180::/32
  • 2a01:8200::/32
  • 2a02:27f0::/32
  • 2001:67c:1254::/48