AS28756 — EPO-AS

AS28756 announces 3 IPv4 prefixes covering 16,384 addresses and 0 IPv6 prefixes.

About this network

The AS handle EPO-AS is held by European Patent Organisation.

What it's used for

• The address space carries internal corporate infrastructure, evidenced by the consistent netname EPONET and registrants EPO Network Engineering; European Patent Organisation; EPO Abuse Support across all listed prefixes.
• The inventory consists of 16 IPv4 prefixes totaling 16384 addresses, with 6 observed neighbours. This ratio of moderate address space against a low neighbour count indicates an internal corporate estate with site-by-site segmentation rather than a transit or access network.

Notable

• All registrants align with the announcer, consistently listing EPO Network Engineering; European Patent Organisation; EPO Abuse Support.
• The address inventory is finely subdivided into 16 prefixes within the 145.64.128.0/18 range, reflecting a structured internal network design.

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

Announced prefixes

• 145.64.128.0/19
• 145.64.160.0/20
• 145.64.240.0/20

Upstream networks

• AS13335 Cloudflare, Inc.
• AS8220 COLT Technology Services Group Limited
• AS15965 CEGECOM S.A.
• AS3320 Deutsche Telekom AG
• AS39686 Eurofiber Nederland BV
• AS8447 A1 Telekom Austria AG

Adjacent networks

• AS13335 Cloudflare, Inc.
• AS8220 COLT Technology Services Group Limited
• AS15965 CEGECOM S.A.
• AS3320 Deutsche Telekom AG
• AS39686 Eurofiber Nederland BV
• AS8447 A1 Telekom Austria AG