AS61281 — NDT-AS Chess Limited

AS61281 announces 1 IPv4 prefixes covering 1,024 addresses and 0 IPv6 prefixes.

About this network

NDT-AS is operated by Chess Limited.

What it's used for

• The space carries a single IPv4 block, 185.12.188.0/22, registered under the netname UK-CHESS-20121210.
• With 1024 IPv4 addresses announced against a single observed neighbour, the network functions as a small, self-contained corporate estate rather than a transit or access provider.
• Chess Limited is a UK-based technology service provider, and this address space supports its internal IT infrastructure and client-facing services.

Notable

• The RDAP registrant Chess Limited matches the AS holder NDT-AS Chess Limited, confirming consistent ownership.
• The inventory consists of a single contiguous /22 block with no IPv6 prefixes, indicating a compact and static address allocation.

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

Announced prefixes

• 185.12.188.0/22

Upstream networks

• AS16247 Convergence Group (Wireless) Networks Limited

Adjacent networks

• AS16247 Convergence Group (Wireless) Networks Limited

Routing security

• RPKI: 0 valid, 0 invalid and 1 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 2 route objects.
• Listed in as-sets: AS-GBXS6, AS-GBXSCUST-FULL, AS-M247.