AS207498 — DE-EXPERT Expert Mark GmbH

AS207498 announces 2 IPv4 prefixes covering 768 addresses and 1 IPv6 prefixes.

About this network

DE-EXPERT is held by Expert Mark GmbH.

What it's used for

• The address space carries a mix of registrants, including COGENT-149-13-16 for the 149.13.34.0/23 block and DE-EXPERT-20200122 for the 212.6.41.0/24 block.
• The AS announces 768 IPv4 addresses and 1 IPv6 prefix, with 2 observed neighbours, indicating a small-scale business network rather than a transit or large access provider.

Notable

• Registrants do not fully agree with the announcer; the 149.13.34.0/23 prefix is registered to Cogent Communications, LLC, while the 212.6.41.0/24 prefix is registered to Expert Mark GmbH.
• The address inventory consists of two distinct IPv4 prefixes and one IPv6 prefix, with the Cogent-registered block suggesting leased or inherited space.

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

Announced prefixes

• 149.13.34.0/23
• 212.6.41.0/24
• 2a0d:9b00::/32

Upstream networks

• AS174 Cogent Communications, LLC
• AS13002 ISIX Communications LLP

Adjacent networks

• AS174 Cogent Communications, LLC
• AS13002 ISIX Communications LLP

Routing security

• RPKI: 2 valid, 0 invalid and 2 not-found announcements; 2 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 5 route objects.
• Listed in as-sets: AS-EXPERT.