AS197999 — klarinet-as Michael Gamsjaeger

AS197999 announces 4 IPv4 prefixes covering 3,072 addresses and 1 IPv6 prefixes.

About this network

KLARINET-AS is held by Michael Gamsjaeger, operating as eM-I.T.

What it's used for

• The address space carries customer access traffic, evidenced by reverse DNS entries such as cust255.em-it.at and cust128.em-it.at across multiple prefixes.
• The network announces 3072 IPv4 addresses and 1 IPv6 prefix, with only 3 observed neighbours, indicating a small-scale access or eyeball network rather than a transit provider.
• Traffic from this AS consists of residential and small business subscriber connections, consistent with the operator's classification as a Cable/DSL/ISP in PeeringDB.

Notable

• Registrants for the largest prefixes are primarily Michael Gamsjaeger, with one prefix (195.66.91.0/24) registered to OeKM-Verlag Gesellschaft m.b.H., suggesting a specific customer or partner allocation within the broader estate.
• The address inventory is finely subdivided into four IPv4 prefixes and one IPv6 prefix, reflecting a segmented internal corporate or customer-facing estate.

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

Announced prefixes

• 31.217.216.0/21
• 185.202.7.0/24
• 193.33.216.0/23
• 195.66.91.0/24
• 2a03:1a80::/32

Upstream networks

• AS33891 Core-Backbone GmbH
• AS5404 conova communications GmbH

Adjacent networks

• AS33891 Core-Backbone GmbH
• AS5404 conova communications GmbH

Routing security

• RPKI: 5 valid, 0 invalid and 0 not-found announcements; 5 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 5 route objects.
• Listed in as-sets: AS-CORE-BACKBONE:AS-EXCEPTIONS, AS-EMIT, AS-LENZEDER, AS-MIKE, AS-MOUNTPOINT, AS197999:AS-KLARINET, AS43771:AS-MUKI, AS61180:AS-PEERS-AMSIX, AS8508:AS-SASK-UPC-IN.

Internet exchanges

• Salzburg Internet eXchange — Salzburg, Austria