$ query “AS8447” --type=asn → 1 result(s)

AS8447 · A1TELEKOM-AT

A1 Telekom Austria AG

AS8447 is operated by A1 Telekom Austria AG and serves as a major transit provider, established in Austria in 2002. The system announces an impressive 2.8 million IPv4 addresses, including a /14, and supports IPv6. Most of its address space is geolocated to Austria, with additional presence in Czechia and the United Kingdom, and smaller footprints in 5 additional countries.

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

Basic Information

Country
🇦🇹 Austria
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
September 20, 2002
Last Changed
March 04, 2026
Last Seen
October 21, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
125 / 113
IPv6 Prefixes (raw / aggregated)
9 / 9
IPv4 Addresses
2 784 768
Largest IPv4 Prefix
/14 (262 144 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇦🇹 Austria (2 775 968 IPs), 🇨🇿 Czechia (3 104 IPs), 🇬🇧 United Kingdom (2 048 IPs) and 5 more
Prefix Changed
October 07, 2026

Reputation

Reputation
Good — 25 flagged IPs out of 2 784 768 total (0.00%)
Open Proxies
1 known open proxies in this network

Connectivity Summary

Upstream Providers
5 upstreams providing transit
Peers
293 networks exchanging traffic without transit
Downstream Customers
125 downstreams buying transit
Unclassified
35 unclassified BGP neighbors
Degree
458 unique BGP neighbors
Reach
311 networks in customer cone

Upstream Providers (5)

  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS3320 — DTAG (Tier-1 transit)
  • AS6453 — AS6453 (Tier-1 transit)
  • AS39686 — AS-EUROFIBER

Prefix Lists

IPv4 Prefixes (125 total)

  • 80.120.0.0/14 (262 144 addresses (/14 prefix))
  • 91.112.0.0/14 (262 144 addresses (/14 prefix))
  • 178.188.0.0/14 (262 144 addresses (/14 prefix))
  • 188.20.0.0/14 (262 144 addresses (/14 prefix))
  • 46.74.0.0/15 (131 072 addresses (/15 prefix))
  • 46.206.0.0/15 (131 072 addresses (/15 prefix))
  • 62.46.0.0/15 (131 072 addresses (/15 prefix))
  • 88.116.0.0/15 (131 072 addresses (/15 prefix))
  • 93.82.0.0/15 (131 072 addresses (/15 prefix))
  • 193.80.0.0/15 (131 072 addresses (/15 prefix))
  • 93.111.0.0/16 (65 536 addresses (/16 prefix))
  • 188.45.0.0/16 (65 536 addresses (/16 prefix))
  • 193.83.0.0/16 (65 536 addresses (/16 prefix))
  • 193.154.0.0/16 (65 536 addresses (/16 prefix))
  • 194.96.0.0/16 (65 536 addresses (/16 prefix))
  • 194.118.0.0/16 (65 536 addresses (/16 prefix))
  • 194.166.0.0/16 (65 536 addresses (/16 prefix))
  • 92.248.0.0/17 (32 768 addresses (/17 prefix))
  • 176.66.128.0/17 (32 768 addresses (/17 prefix))
  • 212.183.0.0/17 (32 768 addresses (/17 prefix))
  • 213.33.0.0/17 (32 768 addresses (/17 prefix))
  • 81.5.192.0/18 (16 384 addresses (/18 prefix))
  • 89.144.192.0/18 (16 384 addresses (/18 prefix))
  • 176.66.0.0/18 (16 384 addresses (/18 prefix))
  • 195.3.64.0/18 (16 384 addresses (/18 prefix))
  • 212.197.128.0/18 (16 384 addresses (/18 prefix))
  • 213.225.0.0/18 (16 384 addresses (/18 prefix))
  • 213.240.64.0/18 (16 384 addresses (/18 prefix))
  • 62.116.32.0/19 (8 192 addresses (/19 prefix))
  • 80.75.32.0/19 (8 192 addresses (/19 prefix))
  • 84.20.160.0/19 (8 192 addresses (/19 prefix))
  • 85.90.128.0/19 (8 192 addresses (/19 prefix))
  • 192.164.0.0/19 (8 192 addresses (/19 prefix))
  • 192.164.96.0/19 (8 192 addresses (/19 prefix))
  • 192.164.128.0/19 (8 192 addresses (/19 prefix))
  • 192.164.224.0/19 (8 192 addresses (/19 prefix))
  • 194.152.96.0/19 (8 192 addresses (/19 prefix))
  • 194.152.160.0/19 (8 192 addresses (/19 prefix))
  • 195.64.0.0/19 (8 192 addresses (/19 prefix))
  • 195.82.224.0/19 (8 192 addresses (/19 prefix))
  • 195.170.64.0/19 (8 192 addresses (/19 prefix))
  • 195.230.32.0/19 (8 192 addresses (/19 prefix))
  • 212.16.32.0/19 (8 192 addresses (/19 prefix))
  • 212.60.160.0/19 (8 192 addresses (/19 prefix))
  • 212.88.0.0/19 (8 192 addresses (/19 prefix))
  • 212.88.160.0/19 (8 192 addresses (/19 prefix))
  • 212.124.128.0/19 (8 192 addresses (/19 prefix))
  • 213.147.160.0/19 (8 192 addresses (/19 prefix))
  • 213.157.128.0/19 (8 192 addresses (/19 prefix))
  • 80.89.96.0/20 (4 096 addresses (/20 prefix))

IPv6 Prefixes (9 total)

  • 2001:850::/29
  • 2001:870::/29
  • 2001:890::/29
  • 2001:4bb8::/29
  • 2a14:2c0::/29
  • 2001:678:e90::/48
  • 2001:67c:5fc::/48
  • 2001:67c:2604::/48
  • 2001:67c:2aa4::/48