$ query “AS3292” --type=asn → 1 result(s)

AS3292 · TDC

TDC Holding A/S

AS3292 belongs to TDC Holding A/S and is a major transit provider, registered in Denmark since 2002. The system announces an impressive 5.2 million IPv4 addresses, including a /13, and supports IPv6. The bulk of its IP address space is in Denmark, with additional presence in Australia and Germany, and smaller footprints in 3 additional countries. This AS has recently updated its prefix announcements.

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

Basic Information

Country
🇩🇰 Denmark
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
June 22, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
180 / 151
IPv6 Prefixes (raw / aggregated)
4 / 4
IPv4 Addresses
5 200 640
Largest IPv4 Prefix
/13 (524 288 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇩🇰 Denmark (8 987 840 IPs), 🇦🇺 Australia (265 728 IPs), 🇩🇪 Germany (1 024 IPs) and 3 more
Prefix Changed
June 17, 2026

Reputation

Reputation
Good — 14 flagged IPs out of 5 200 640 total (0.00%)
Open Proxies
1 known open proxies in this network

Connectivity Summary

Upstream Providers
6 upstreams providing transit
Peers
71 networks exchanging traffic without transit
Downstream Customers
96 downstreams buying transit
Unclassified
2 unclassified BGP neighbors
Degree
175 unique BGP neighbors
Reach
138 networks in customer cone

Upstream Providers (6)

Prefix Lists

IPv4 Prefixes (180 total)

  • 87.48.0.0/13 (524 288 addresses (/13 prefix))
  • 80.160.0.0/13 (524 288 addresses (/13 prefix))
  • 188.176.0.0/13 (524 288 addresses (/13 prefix))
  • 2.104.0.0/14 (262 144 addresses (/14 prefix))
  • 80.196.0.0/14 (262 144 addresses (/14 prefix))
  • 83.88.0.0/14 (262 144 addresses (/14 prefix))
  • 93.160.0.0/14 (262 144 addresses (/14 prefix))
  • 193.88.0.0/15 (131 072 addresses (/15 prefix))
  • 87.62.0.0/15 (131 072 addresses (/15 prefix))
  • 83.92.0.0/15 (131 072 addresses (/15 prefix))
  • 93.166.0.0/15 (131 072 addresses (/15 prefix))
  • 80.62.0.0/15 (131 072 addresses (/15 prefix))
  • 2.108.0.0/15 (131 072 addresses (/15 prefix))
  • 62.242.0.0/15 (131 072 addresses (/15 prefix))
  • 194.192.0.0/16 (65 536 addresses (/16 prefix))
  • 195.41.0.0/16 (65 536 addresses (/16 prefix))
  • 2.111.0.0/16 (65 536 addresses (/16 prefix))
  • 194.239.0.0/16 (65 536 addresses (/16 prefix))
  • 87.60.0.0/16 (65 536 addresses (/16 prefix))
  • 87.59.0.0/16 (65 536 addresses (/16 prefix))
  • 195.215.0.0/16 (65 536 addresses (/16 prefix))
  • 195.249.0.0/16 (65 536 addresses (/16 prefix))
  • 131.164.0.0/16 (65 536 addresses (/16 prefix))
  • 176.21.0.0/16 (65 536 addresses (/16 prefix))
  • 87.57.0.0/16 (65 536 addresses (/16 prefix))
  • 83.95.0.0/16 (65 536 addresses (/16 prefix))
  • 212.130.0.0/16 (65 536 addresses (/16 prefix))
  • 62.135.128.0/17 (32 768 addresses (/17 prefix))
  • 128.76.128.0/17 (32 768 addresses (/17 prefix))
  • 87.56.128.0/17 (32 768 addresses (/17 prefix))
  • 83.94.128.0/17 (32 768 addresses (/17 prefix))
  • 94.189.0.0/17 (32 768 addresses (/17 prefix))
  • 176.20.0.0/17 (32 768 addresses (/17 prefix))
  • 128.77.128.0/17 (32 768 addresses (/17 prefix))
  • 176.23.0.0/17 (32 768 addresses (/17 prefix))
  • 93.164.0.0/17 (32 768 addresses (/17 prefix))
  • 87.61.0.0/17 (32 768 addresses (/17 prefix))
  • 176.22.0.0/17 (32 768 addresses (/17 prefix))
  • 85.129.0.0/17 (32 768 addresses (/17 prefix))
  • 93.165.128.0/17 (32 768 addresses (/17 prefix))
  • 95.166.128.0/17 (32 768 addresses (/17 prefix))
  • 128.76.0.0/18 (16 384 addresses (/18 prefix))
  • 176.23.192.0/18 (16 384 addresses (/18 prefix))
  • 87.61.128.0/18 (16 384 addresses (/18 prefix))
  • 95.166.64.0/18 (16 384 addresses (/18 prefix))
  • 83.94.0.0/18 (16 384 addresses (/18 prefix))
  • 195.97.128.0/18 (16 384 addresses (/18 prefix))
  • 176.22.192.0/18 (16 384 addresses (/18 prefix))
  • 93.164.192.0/18 (16 384 addresses (/18 prefix))
  • 93.165.0.0/18 (16 384 addresses (/18 prefix))

IPv6 Prefixes (4 total)

  • 2001:6c8::/29
  • 2a00:eec0::/32
  • 2a0a:e700::/32
  • 2001:67c:2ae0::/48