$ query “AS25255” --type=asn → 1 result(s)

AS25255 · H3G-AUSTRIA-AS

Hutchison Drei Austria GmbH

AS25255 belongs to Hutchison Drei Austria GmbH and is a residential access provider, established in Austria in 2002. The system announces a solid 731 392 IPv4 addresses, including a /14, and supports IPv6. The bulk of its IP address space is in Austria, with additional presence in Italy.

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

Basic Information

Country
🇦🇹 Austria
Category
Internet Service Provider
Network Role
Access Provider
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
September 13, 2002
Last Changed
March 04, 2026
Last Seen
June 22, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
49 / 12
IPv6 Prefixes (raw / aggregated)
5 / 3
IPv4 Addresses
731 392
Largest IPv4 Prefix
/14 (262 144 addresses)
Largest IPv6 Prefix
/30
Geolocated Countries
🇦🇹 Austria (1 458 176 IPs), 🇮🇹 Italy (3 328 IPs)
Prefix Changed
March 20, 2026

Reputation

Reputation
Good — 5 flagged IPs out of 731 392 total (0.00%)

Connectivity Summary

Upstream Providers
4 upstreams providing transit
Peers
32 networks exchanging traffic without transit
Downstream Customers
4 downstreams buying transit
Unclassified
3 unclassified BGP neighbors
Degree
43 unique BGP neighbors
Reach
75 networks in customer cone

Upstream Providers (4)

Prefix Lists

IPv4 Prefixes (49 total)

  • 77.116.0.0/14 (262 144 addresses (/14 prefix))
  • 178.112.0.0/14 (262 144 addresses (/14 prefix))
  • 46.220.0.0/16 (65 536 addresses (/16 prefix))
  • 91.141.0.0/17 (32 768 addresses (/17 prefix))
  • 178.165.128.0/17 (32 768 addresses (/17 prefix))
  • 81.3.192.0/18 (16 384 addresses (/18 prefix))
  • 94.245.192.0/18 (16 384 addresses (/18 prefix))
  • 109.126.64.0/18 (16 384 addresses (/18 prefix))
  • 213.94.64.0/18 (16 384 addresses (/18 prefix))
  • 194.24.128.0/19 (8 192 addresses (/19 prefix))
  • 151.5.88.0/21 (2 048 addresses (/21 prefix))
  • 45.3.56.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (5 total)

  • 2a02:2864::/30
  • 2a02:2861::/32
  • 2a07:7e82::/40