$ query “AS12577” --type=asn → 1 result(s)

AS12577 · MMC-AT-AS

MMC GmbH

AS12577 is operated by MMC GmbH and serves as a residential access provider, based in Austria. The system announces 9 216 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in Austria.

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

Basic Information

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

Prefix Summary

IPv4 Prefixes (raw / aggregated)
2 / 2
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
9 216
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇦🇹 Austria (18 432 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
2 upstreams providing transit
Peers
86 networks exchanging traffic without transit
Downstream Customers
5 downstreams buying transit
Unclassified
2 unclassified BGP neighbors
Degree
95 unique BGP neighbors
Reach
6 networks in customer cone

Upstream Providers (2)

  • AS174 — COGENT (Tier-1 transit)
  • AS33891 — CORE-BACKBONE

Prefix Lists

IPv4 Prefixes (2 total)

  • 212.108.32.0/19 (8 192 addresses (/19 prefix))
  • 185.104.224.0/22 (1 024 addresses (/22 prefix))

IPv6 Prefixes (1 total)

  • 2a00:1618::/29