AS57575 — NETM-AS NETMOUNTAINS Group GmbH

AS57575 announces 3 IPv4 prefixes covering 768 addresses and 1 IPv6 prefixes.

About this network

NETM-AS is the IP backbone for NETMOUNTAINS Group GmbH, a German datacenter and colocation provider.

What it's used for

• The address space carries infrastructure for datacenter and managed services, with netnames such as IP-NETWORK and DE-NETM-20100216 registered to the company's NOC.
• The AS announces 768 IPv4 addresses across 3 prefixes and 1 IPv6 prefix, maintaining 6 observed neighbours, a ratio consistent with a hosting and colocation provider rather than a transit carrier.
• Traffic from this AS consists of datacenter workloads, colocation tenants, and managed service endpoints for enterprise clients.

Notable

• Registrants for all announced prefixes align with the announcer, listing NETMOUNTAINS Group GmbH and its NOC role.
• The address inventory is compact, comprising three /24 IPv4 blocks and a single /32 IPv6 prefix, all located in Germany.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 109.122.11.0/24
• 109.205.197.0/24
• 185.153.54.0/24
• 2a13:9a40::/32

Upstream networks

• AS5405 Inter.link GmbH
• AS24961 WIIT AG

Downstream networks

• AS207252 Felix Gassan
• AS202732 Monogon SE

Adjacent networks

• AS207252 Felix Gassan
• AS33891 Core-Backbone GmbH
• AS5405 Inter.link GmbH
• AS202732 Monogon SE
• AS24961 WIIT AG
• AS50629 LWLcom GmbH

Routing security

• RPKI: 4 valid, 0 invalid and 0 not-found announcements; 6 ROAs.
• ASPA: 4 authorised providers.
• IRR: 100% of announcements registered; 7 route objects.
• Listed in as-sets: AS57575:AS-NETM.

Internet exchanges

• DE-CIX Dusseldorf — Düsseldorf, Germany