AS199563 — VMS-AS Siemens Healthineers AG

AS199563 announces 23 IPv4 prefixes covering 14,848 addresses and 0 IPv6 prefixes.

About this network

VMS-AS is held by Siemens Healthineers AG.

What it's used for

• The address space carries corporate infrastructure, evidenced by netnames such as VARIAN-MEDICAL-SYSTEMS-NETWORK and registrants listed as Varian Medical Systems; Varian Associates Inc.
• The AS announces 14,848 IPv4 addresses across 23 prefixes with only 1 observed neighbour, indicating a single-site or internal corporate estate rather than a transit or access network.
• Traffic from this AS consists of internal corporate communications, medical device management, and administrative endpoints for Siemens Healthineers and its subsidiary Varian.

Notable

• Registrants for the largest prefixes are listed as Varian Medical Systems; Varian Associates Inc, which aligns with the announcer Siemens Healthineers AG given Varian's status as a subsidiary.
• Varian Medical Systems was acquired by Siemens Healthineers, explaining the retention of legacy netnames and registrant data within the current AS.
• The inventory is finely subdivided into 23 prefixes, mostly /23 and /24 blocks, consistent with site-by-site segmentation of a large corporate network.

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

Announced prefixes

• 132.190.1.0/24
• 132.190.2.0/23
• 132.190.5.0/24
• 132.190.6.0/24
• 132.190.46.0/23
• 132.190.48.0/21
• 132.190.80.0/24
• 132.190.90.0/23
• 132.190.92.0/23
• 132.190.100.0/22
• 132.190.104.0/23
• 132.190.106.0/24
• 132.190.168.0/23
• 132.190.200.0/21
• 132.190.208.0/21
• 132.190.216.0/23
• 132.190.220.0/23
• 132.190.230.0/23
• 132.190.232.0/24
• 132.190.236.0/23
• 132.190.240.0/23
• 132.190.242.0/24
• 185.174.107.0/24

Upstream networks

• AS202 Level 3 Parent, LLC

Adjacent networks

• AS202 Level 3 Parent, LLC

Routing security

• RPKI: 7 valid, 0 invalid and 27 not-found announcements; 8 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 75 route objects.
• Listed in as-sets: AS-VSNL-IN, AS-YIPES.