$ query “AS34309” --type=asn → 1 result(s)

AS34309 · LINK11

Link11 GmbH

AS34309 belongs to Link11 GmbH and is a major transit provider, registered in Germany since 2004. The system announces a respectable 19 200 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Germany, with additional presence in the Netherlands and the United States, and a smaller footprint in another country.

  • Top 5% — Top 5% of all autonomous systems by reach and degree

Basic Information

Country
🇩🇪 Germany
Category
Hosting
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
December 16, 2004
Last Changed
March 04, 2026
Last Seen
June 22, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
11 / 8
IPv6 Prefixes (raw / aggregated)
4 / 2
IPv4 Addresses
19 200
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇩🇪 Germany (21 536 IPs), 🇳🇱 Netherlands (20 480 IPs), 🇺🇸 United States (288 IPs) and 1 more
Prefix Changed
May 06, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
5 upstreams providing transit
Peers
63 networks exchanging traffic without transit
Downstream Customers
53 downstreams buying transit
Unclassified
7 unclassified BGP neighbors
Degree
128 unique BGP neighbors
Reach
193 networks in customer cone

Upstream Providers (5)

  • AS174 — COGENT (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 (11 total)

  • 85.131.128.0/19 (8 192 addresses (/19 prefix))
  • 80.95.144.0/20 (4 096 addresses (/20 prefix))
  • 128.65.208.0/20 (4 096 addresses (/20 prefix))
  • 31.214.212.0/22 (1 024 addresses (/22 prefix))
  • 185.169.192.0/22 (1 024 addresses (/22 prefix))
  • 52.128.20.0/24 (256 addresses (/24 prefix))
  • 176.109.192.0/24 (256 addresses (/24 prefix))
  • 193.141.96.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (4 total)

  • 2001:4d50::/32
  • 2001:678:3a8::/48