$ query “AS12941” --type=asn → 1 result(s)

AS12941 · INTERSAAR-AS

intersaar GmbH

AS12941 belongs to intersaar GmbH and is a residential access provider, based in Germany since 2001. The system announces a respectable 12 032 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Germany.

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

Basic Information

Country
🇩🇪 Germany
Category
Internet Service Provider
Network Role
Access Provider
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
October 20, 2001
Last Changed
March 04, 2026
Last Seen
April 30, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
7 / 7
IPv6 Prefixes (raw / aggregated)
3 / 3
IPv4 Addresses
12 032
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇩🇪 Germany (23 808 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
5 upstreams providing transit
Peers
169 networks exchanging traffic without transit
Downstream Customers
7 downstreams buying transit
Unclassified
3 unclassified BGP neighbors
Degree
184 unique BGP neighbors
Reach
8 networks in customer cone

Upstream Providers (5)

  • AS174 — COGENT-174 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS6762 — SEABONE-NET (Tier-1 transit)
  • AS12956 — TELXIUS (Tier-1 transit)
  • AS212508 — LOWHOSTING-AS

Prefix Lists

IPv4 Prefixes (7 total)

  • 213.135.0.0/19 (8 192 addresses (/19 prefix))
  • 185.101.132.0/22 (1 024 addresses (/22 prefix))
  • 185.101.184.0/22 (1 024 addresses (/22 prefix))
  • 185.104.204.0/22 (1 024 addresses (/22 prefix))
  • 192.109.53.0/24 (256 addresses (/24 prefix))
  • 193.141.107.0/24 (256 addresses (/24 prefix))
  • 193.141.176.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (3 total)

  • 2a06:1e40::/29
  • 2a06:3380::/29
  • 2a02:430::/32