AS43484 — Siemens-Industry-Software-Limited-Europe Siemens Industry Software Limited

AS43484 announces 3 IPv4 prefixes covering 1,792 addresses and 0 IPv6 prefixes.

About this network

SIEMENS-INDUSTRY-SOFTWARE-LIMITED-EUROPE is held by Siemens Industry Software Limited.

What it's used for

• The address space carries corporate infrastructure, evidenced by netnames SIEMENS-DISW-11 and NET192 associated with Siemens Industry Software Inc.
• The AS announces 1792 IPv4 addresses across 3 prefixes with only 2 observed neighbours, indicating an internal corporate estate rather than a transit or access network.
• Traffic from this AS consists of office workers and internal systems for Siemens Industry Software, a provider of industrial software and digitalization solutions.

Notable

• Registrants for the primary prefixes 139.181.44.0/22 and 139.181.18.0/24 are listed as Siemens Industry Software Inc., while the AS holder is Siemens Industry Software Limited.
• The address inventory is small and finely subdivided into three distinct prefixes, consistent with site-by-site segmentation for a corporate entity.

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

Announced prefixes

• 139.181.18.0/24
• 139.181.44.0/22
• 192.94.30.0/23

Upstream networks

• AS3356 Level 3 Parent, LLC
• AS5466 Eircom Limited

Adjacent networks

• AS3356 Level 3 Parent, LLC
• AS5466 Eircom Limited

Routing security

• RPKI: 0 valid, 0 invalid and 4 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 75% of announcements registered; 5 route objects.
• Listed in as-sets: AS-BTIRE, AS-EIRCOM.