AS213273 — OSISM OSISM GmbH

AS213273 announces 2 IPv4 prefixes covering 768 addresses and 1 IPv6 prefixes.

About this network

The AS handle OSISM is held by OSISM GmbH.

What it's used for

• The address space carries cloud and hosting infrastructure, evidenced by netnames de-betacloud-1-regiocloud-1 and de-betacloud-1-regiocloud-2 and the reverse DNS entry mail.regiocloud.meissner-it.eu.
• The network announces 768 IPv4 addresses across 2 prefixes and 1 IPv6 prefix, with only 1 observed neighbour, indicating a small-scale hosting or cloud provider rather than a transit or access network.
• Traffic from this AS consists of web and API endpoints for cloud services, consistent with OSISM's business as a German cloud and IT services provider.

Notable

• Registrants for both announced prefixes are OSISM GmbH, matching the AS holder.
• The address inventory is compact, consisting of two contiguous IPv4 blocks within the 81.163.192.0/23 range and a single /32 IPv6 prefix.

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

Announced prefixes

• 81.163.192.0/23
• 81.163.194.0/24
• 2a13:1a81::/32

Upstream networks

• AS200638 JH-Computers GmbH

Adjacent networks

• AS200638 JH-Computers GmbH

Routing security

• RPKI: 3 valid, 0 invalid and 0 not-found announcements; 4 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 3 route objects.
• Listed in as-sets: AS-EAGLENRA, AS-HURRICANEV6, AS-NC1, AS-NRACLIENTS, AS-ORIENT, AS213273:AS-OSISM.