AS25761 — FIFTYFIVE-AS 55 IT Services GmbH

AS25761 announces 1 IPv4 prefixes covering 256 addresses and 1 IPv6 prefixes.

About this network

FIFTYFIVE-AS is operated by 55 IT Services GmbH.

What it's used for

• The address space carries corporate infrastructure, evidenced by the netname FIFTYFIVE-CORE-01 and reverse DNS entries like vi000-f.15-f.n11.5506.vie.at.55it.at.
• The AS announces 256 IPv4 addresses and 1 IPv6 prefix while maintaining 39 observed neighbours, a ratio that indicates a transit or network service provider role rather than a large access network.

Notable

• The registrant 55 IT Services GmbH matches the AS holder, confirming direct ownership of the announced space.
• Secondary sources identify the operator as 55 IT Services GmbH, an IT services and consulting firm based in Velden am Wörthersee, Austria.
• The inventory consists of a single IPv4 prefix (170.62.253.0/24) and one IPv6 prefix (2001:67c:fec::/48), representing a compact corporate estate.

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

Announced prefixes

• 170.62.253.0/24
• 2001:67c:fec::/48

Upstream networks

• AS1299 Arelion Sweden AB
• AS5405 Inter.link GmbH
• AS6939 Hurricane Electric LLC
• AS3303 Swisscom (Schweiz) AG
• AS48362 Stadtwerke Feldkirch
• AS9002 RETN Limited

Downstream networks

• AS60274 EDV Consulting Zoichter GmbH
• AS210626 Lipicer KG
• AS219391 Ub services FlexCo (Flexible Kapitalgesellschaft)
• AS51658 lucesem technology GmbH
• AS214502 55 IT Services GmbH
• AS211071 baha GmbH

Adjacent networks

• AS1299 Arelion Sweden AB
• AS60274 EDV Consulting Zoichter GmbH
• AS210626 Lipicer KG
• AS5405 Inter.link GmbH
• AS51658 lucesem technology GmbH
• AS6939 Hurricane Electric LLC
• AS219391 Ub services FlexCo (Flexible Kapitalgesellschaft)
• AS214502 55 IT Services GmbH
• AS3303 Swisscom (Schweiz) AG
• AS48362 Stadtwerke Feldkirch
• AS9002 RETN Limited
• AS211071 baha GmbH
• AS8218 Zayo Infrastructure France SA

Routing security

• RPKI: 2 valid, 0 invalid and 0 not-found announcements; 12 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 10 route objects.
• Listed in as-sets: AS-GBLX, AS-THELIE, AS-VIX-MEMBERS, AS-XO, AS-XO-B, AS25761:AS-FIFTYFIVE, AS3303:AS-SWCMPEERS.

Internet exchanges

• Any2 California — Los Angeles, United States
• Vienna Internet Exchange — Vienna, Austria
• Alpes Adria Internet Exchange — Klagenfurt, Austria