Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS51905

Announcement observedRIPE NCC

ORG-CCSL4-RIPE · CWCS-VM

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/4/2026, 19:05:42Snapshot expired

View network topology RDAP registration

ASN: AS51905
Registration country: United Kingdom
Name: ORG-CCSL4-RIPE
Abbreviation: CWCS-VM
Registration date: 11/26/2010, 15:37:11
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
84.19.112.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Historical record
84.19.112.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Historical record
84.19.113.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Historical record
84.19.114.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Historical record
84.19.115.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Historical record
84.19.116.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Historical record
84.19.117.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Historical record
84.19.118.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Historical record
84.19.119.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/4/2026, 08:00:00	✓	×	Historical record

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: ORG-CCSL4-RIPE
RIR: RIPE NCC
Registration country: United Kingdom
Registration date: 11/26/2010, 15:37:11
Abuse contact: abuse@cwcs.co.uk

Snapshot trend

10/4/2026, 19:05:429 v40 v61 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · iana-rdap-asn-bootstrap · rir-rdap-asn