AS51905 — CWCS-VM Compuweb Communications Services Limited

AS51905 announces 1 IPv4 prefixes covering 2,048 addresses and 0 IPv6 prefixes.

About this network

The AS handle CWCS-VM is held by Compuweb Communications Services Limited.

What it's used for

• The space carries business and static connectivity, evidenced by the reverse DNS record 254.117-19-84.static.virginmediabusiness.co.uk and the netname COMPUWEB-COMMUNICATIONS-SERVICES-LTD.
• The AS announces 2048 IPv4 addresses across 1 prefix with 1 observed neighbour, indicating a small-scale access or business network rather than a transit provider.
• Traffic from this AS consists of web and API endpoints for the company's managed hosting, dedicated server, and colocation services.

Notable

• The registrant Virgin Media Network Management Centre; Abuse-C Role differs from the announcer, reflecting the historical relationship between Compuweb and Virgin Media.
• Compuweb Communications Services Limited is a UK-based provider offering fully managed hosting, dedicated servers, and cloud services from a Tier 3 data centre in Nottingham.
• The address inventory consists of a single /21 block, 84.19.112.0/21, with no IPv6 prefixes announced.

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

Announced prefixes

• 84.19.112.0/21

Upstream networks

• AS15510 Compuweb Communications Services Limited

Adjacent networks

• AS15510 Compuweb Communications Services Limited

Routing security

• RPKI: 9 valid, 0 invalid and 0 not-found announcements; 2 ROAs.
• ASPA: none published.
• IRR: 11% of announcements registered; 1 route objects.
• Listed in as-sets: AS-CWCS-PS, AS-NTLI, AS51202:AS-ALL.