$ query “AS25180” --type=asn → 1 result(s)

AS25180 · EXPONENTIAL-E-AS

Exponential-E Ltd.

AS25180 is run by Exponential-E Ltd. and is a major transit provider, established in the United Kingdom in 2002. The system announces a solid 291 328 IPv4 addresses, including a /16, and supports IPv6. Its primary geographic footprint is in the United Kingdom, with additional presence in Australia. 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
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
August 30, 2002
Last Changed
July 01, 2026
Last Seen
July 19, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
43 / 39
IPv6 Prefixes (raw / aggregated)
3 / 3
IPv4 Addresses
291 328
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇬🇧 United Kingdom (553 984 IPs), 🇦🇺 Australia (16 384 IPs)
Prefix Changed
July 14, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
2 upstreams providing transit
Peers
48 networks exchanging traffic without transit
Downstream Customers
55 downstreams buying transit
Unclassified
1 unclassified BGP neighbor
Degree
106 unique BGP neighbors
Reach
217 networks in customer cone

Upstream Providers (2)

  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (43 total)

  • 167.98.0.0/16 (65 536 addresses (/16 prefix))
  • 149.63.0.0/16 (65 536 addresses (/16 prefix))
  • 83.244.128.0/17 (32 768 addresses (/17 prefix))
  • 5.148.0.0/17 (32 768 addresses (/17 prefix))
  • 31.221.0.0/17 (32 768 addresses (/17 prefix))
  • 109.231.192.0/18 (16 384 addresses (/18 prefix))
  • 176.46.160.0/19 (8 192 addresses (/19 prefix))
  • 62.244.160.0/19 (8 192 addresses (/19 prefix))
  • 5.148.128.0/19 (8 192 addresses (/19 prefix))
  • 212.93.80.0/20 (4 096 addresses (/20 prefix))
  • 212.93.72.0/21 (2 048 addresses (/21 prefix))
  • 185.52.36.0/22 (1 024 addresses (/22 prefix))
  • 212.90.112.0/22 (1 024 addresses (/22 prefix))
  • 195.107.32.0/22 (1 024 addresses (/22 prefix))
  • 193.58.64.0/22 (1 024 addresses (/22 prefix))
  • 185.168.92.0/22 (1 024 addresses (/22 prefix))
  • 185.167.40.0/22 (1 024 addresses (/22 prefix))
  • 5.252.220.0/22 (1 024 addresses (/22 prefix))
  • 185.85.60.0/22 (1 024 addresses (/22 prefix))
  • 194.101.82.0/23 (512 addresses (/23 prefix))
  • 193.58.68.0/23 (512 addresses (/23 prefix))
  • 176.123.52.0/23 (512 addresses (/23 prefix))
  • 51.149.22.0/23 (512 addresses (/23 prefix))
  • 91.195.168.0/23 (512 addresses (/23 prefix))
  • 194.155.130.0/23 (512 addresses (/23 prefix))
  • 95.142.144.0/24 (256 addresses (/24 prefix))
  • 194.140.251.0/24 (256 addresses (/24 prefix))
  • 91.223.111.0/24 (256 addresses (/24 prefix))
  • 193.17.210.0/24 (256 addresses (/24 prefix))
  • 194.101.68.0/24 (256 addresses (/24 prefix))
  • 194.101.80.0/24 (256 addresses (/24 prefix))
  • 51.149.249.0/24 (256 addresses (/24 prefix))
  • 193.22.89.0/24 (256 addresses (/24 prefix))
  • 185.28.203.0/24 (256 addresses (/24 prefix))
  • 195.95.131.0/24 (256 addresses (/24 prefix))
  • 91.208.53.0/24 (256 addresses (/24 prefix))
  • 91.199.249.0/24 (256 addresses (/24 prefix))
  • 51.149.16.0/24 (256 addresses (/24 prefix))
  • 5.154.184.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (3 total)

  • 2a05:ab40::/29
  • 2a00:1d40::/32
  • 2a0d:9b84:1000::/36