Autonomous system profile

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

AS58273

Announcement observedRIPE NCC

Broadband for the Rural North Limited. · B4RN-AS

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

Last active10/5/2026, 22:22:30Snapshot expired

View network topology RDAP registration

ASN: AS58273
Registration country: United Kingdom
Name: Broadband for the Rural North Limited.
Abbreviation: B4RN-AS
Registration date: 6/12/2012, 15:05:35
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
148.252.16.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
148.252.16.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
148.252.17.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
148.252.18.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
148.252.20.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
148.252.22.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
148.252.24.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
148.252.28.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
185.159.91.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
185.201.32.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
185.201.33.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
185.201.34.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
185.217.156.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
185.217.157.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
185.243.104.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
185.243.104.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
185.243.105.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
185.243.106.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
185.243.107.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
185.89.32.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
194.113.44.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
194.113.44.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
194.113.45.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
194.113.46.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
194.31.184.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
194.31.184.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/1/2026, 00:00:00	✓	×	Historical record
194.31.185.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
194.31.187.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
5.83.10.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
5.83.12.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
5.83.8.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
5.83.8.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
5.83.9.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
88.97.112.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
88.97.116.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
88.97.120.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
88.97.120.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
88.97.124.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
88.97.128.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
88.97.128.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
88.97.132.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
88.97.136.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
88.97.136.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
88.97.140.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
88.97.144.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
88.97.148.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
88.97.152.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record
88.97.156.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/21/2026, 16:00:00	10/5/2026, 16:00:00	✓	×	Historical record

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

Registration and sources

Organization: Broadband for the Rural North Limited.
RIR: RIPE NCC
Registration country: United Kingdom
Registration date: 6/12/2012, 15:05:35
Abuse contact: abuse@b4rn.org.uk

Snapshot trend

10/5/2026, 22:22:3048 v420 v649 Upstream · 38 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