AS58273 — Broadband for the Rural North Ltd Broadband for the Rural North
AS Name: B4RN
Description: Broadband for the Rural North Ltd
Organization: ORG-BftR1-RIPE
Registry: RADB
⚠️ CIRCL BGP Security Rank: 0.0003% (position 13515)
aut-num: AS58273
as-name: B4RN-AS
org: ORG-BftR1-RIPE
remarks: Network Operations Contact:
remarks: noc@b4rn.org.uk
remarks: ABUSE REPORTS NOTICE:
remarks: All abuse reports for AS58273 should be
remarks: sent to abuse@b4rn.org.uk
remarks: Global Transit
import: from AS174 accept ANY
export: to AS174 announce AS-B4RN
import: from AS3356 accept ANY
export: to AS3356 announce AS-B4RN
import: from AS6461 accept ANY
export: to AS6461 announce AS-B4RN
remarks: Private IX Peering
import: from AS-LINX accept AS-LINX
export: to AS-LINX announce AS-B4RN
remarks: Customer Peering
import: from AS213513 accept AS213513
export: to AS213513 announce ANY
admin-c: DUMY-RIPE
tech-c: DUMY-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: B4RN-MNT
created: 2012-06-12T15:05:35Z
last-modified: 2025-04-30T14:26:52Z
source: RIPE
remarks: ****************************
remarks: * THIS OBJECT IS MODIFIED
remarks: * Please note that all data that is generally regarded as personal
remarks: * data has been removed from this object.
remarks: * To view the original object, please query the RIPE Database at:
remarks: * http://www.ripe.net/whois
remarks: ****************************
Direct Membership
Macros that directly list AS58273 as a member:
AS-B4RN(2 members)
AS-GBXSCUST-FULL(141 members)
AS-MANDA-LINX-PEERS-V6(417 members)
AS-MANDA-LINX-PEERS-V4(423 members)
Expanded Membership
All macros containing AS58273 (directly or via nested macros): 306
Show 100 macros
AS-B4RN(2 ASNs)
AS-TNP(14 ASNs)
AS-MANDA-LINX-PEERS-V6(417 ASNs)
AS-MANDA-LINX-PEERS-V4(423 ASNs)
AS-GBXS6(1,375 ASNs)
AS-ADNET6(1,423 ASNs)
AS-GBXSCUST-FULL(1,996 ASNs)
AS-TDCNETEU(1,998 ASNs)
AS-GBXS(2,661 ASNs)
AS-TDCNET(2,713 ASNs)
AS-TDCNET-IPV6(2,713 ASNs)
AS-BT6(2,741 ASNs)
AS-MAGYARTELEKOM6(2,890 ASNs)
AS-BELBONETOPEERS(3,364 ASNs)
AS-BELGACOM(3,364 ASNs)
AS-LEVEL3-IPV6(3,475 ASNs)
AS-SOX-SRB(3,643 ASNs)
AS-BALKAN-IX-V6(3,646 ASNs)
AS-ASTRAL(3,700 ASNs)
AS-MOBIFON(3,859 ASNs)
AS702:AS-HU-CUSTOMER(3,863 ASNs)
AS-CECOMCZCUST-TRANSIT(3,998 ASNs)
AS-CECOMCZ-TRANSIT(4,005 ASNs)
AS34565:AS-TURKIX-PARTNERS(4,030 ASNs)
AS-REALROUTE(4,267 ASNs)
AS-VODAFONE(4,645 ASNs)
AS-ARCOR(5,067 ASNs)
AS-ARCORGLOBAL(5,069 ASNs)
AS41073:AS-IPV4-INEX-PEERS(5,208 ASNs)
AS-RTD(6,186 ASNs)
AS-ORANGERO(6,233 ASNs)
AS-TDATANETEU(6,531 ASNs)
AS-TDATANET(6,679 ASNs)
AS-UUNETEUUK(8,356 ASNs)
AS702:AS-UK-CUSTOMER(8,356 ASNs)
AS-VODAFONE-DE(14,246 ASNs)
AS41073:AS-INEX-PEERS(14,843 ASNs)
AS-MAGYARTELEKOM(17,357 ASNs)
AS-MATAV(17,357 ASNs)
AS198792:AS-PEER-AMSIX-V4(19,486 ASNs)
AS-OCCAID6(19,611 ASNs)
AS-OCCAID6-CUSTOMERS(19,611 ASNs)
AS-T-CIX-V6(22,807 ASNs)
AS3491:AS-CUSTOMERS-NA(25,092 ASNs)
AS-FIXO-V6(25,776 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-SWISS-IX(28,564 ASNs)
AS-FIXO(29,811 ASNs)
AS209861:AS-PEERS(29,811 ASNs)
AS55176:AS-MEMBERS(29,827 ASNs)
AS-IXPLAY(30,348 ASNs)
AS-STARTNIX-EU(30,348 ASNs)
AS-T-CIX(36,150 ASNs)
AS-LSC-IXP-RS(38,302 ASNs)
AS-LSC-IXP(38,312 ASNs)
AS-DECIX-DFW-V6(40,077 ASNs)
AS62499:AS-DECIX-DFW-V6(40,077 ASNs)
AS-4IXP(42,438 ASNs)
AS702:AS-CUSTOMER(43,022 ASNs)
AS-DECIX-DFW(43,178 ASNs)
AS62499:AS-DECIX-DFW(43,178 ASNs)
AS-INTEROUTE(43,471 ASNs)
AS-RETN6(44,950 ASNs)
AS-ECIX-BER(45,114 ASNs)
AS-TELIANETRU-V6(45,288 ASNs)
AS1299:AS-TWELVE99-RU-V6(45,288 ASNs)
AS-ECIX-HAM(46,249 ASNs)
AS-RETN(47,667 ASNs)
AS-ECIX-MUC(48,469 ASNs)
AS-ECIX-DUS(48,854 ASNs)
AS2914:AS-US-V6(52,836 ASNs)
AS2914:AS-US(53,991 ASNs)
AS-BIX-V6(56,058 ASNs)
AS-TELIANETRU(56,840 ASNs)
AS1299:AS-TWELVE99-RU-V4(56,840 ASNs)
AS-SEABONE-V6(57,112 ASNs)
AS3491:AS-CUSTOMERS-AP(58,474 ASNs)
AS1273:AS-CWW(59,499 ASNs)
AS-LEVEL3-UAE(60,102 ASNs)
AS-PLIX6(60,222 ASNs)
AS-SET-INEX-RS(60,298 ASNs)
AS-BCIX-RS(61,123 ASNs)
AS16374:AS-BCIX-RS(61,123 ASNs)
AS-CAIS(61,483 ASNs)
AS-SOVAM-V6(64,052 ASNs)
AS-SOVAM6(64,052 ASNs)
AS-HKIX(64,663 ASNs)
AS-PANTEL(65,191 ASNs)
AS-TTI(65,191 ASNs)
AS206221:AS-ERA-IX-AMSTERDAM(65,700 ASNs)
AS-ERA-IX(65,707 ASNs)
AS5405:AS-INTERDOTLINK(66,620 ASNs)
AS-STUTTGARTIX-RS(66,636 ASNs)
AS-CW6(66,853 ASNs)
AS1273:AS-CWW-V6(66,853 ASNs)
AS201561:AS-DECIX-CPH(66,988 ASNs)
AS201561:AS-DECIX-CPH-V6(66,988 ASNs)
AS-SET-INEX-CONNECTED(67,097 ASNs)
AS-UAEIX(67,297 ASNs)
AS61374:AS-UAEIX(67,297 ASNs)
AS-CW(67,352 ASNs)
... and 206 more
Upstream AS Paths
85 unique paths, avg length 1.9
AS Looking Glass
Upstream paths (matching graph above)
All 85 Upstream Paths
Complete list of all observed paths
AS58273 IPv4 Address Subnets (48)
| 88.97.120.0/21 | 🇬🇧 GB | B4RN | |
| 88.97.128.0/21 | 🇬🇧 GB | B4RN | |
| 88.97.136.0/21 | 🇬🇧 GB | B4RN | |
| 148.252.24.0/22 | 🇬🇧 GB | Broadband for the Rural North | B4RN |
| 148.252.28.0/22 | 🇬🇧 GB | Broadband for the Rural North | B4RN |
| 185.243.104.0/22 | 🇬🇧 GB | Broadband for the Surrey Hills | B4RN |
| 185.89.32.0/22 | 🇬🇧 GB | Broadband for the Rural North | B4RN |
| 5.83.12.0/22 | 🇬🇧 GB | Broadband for the Rural North | B4RN |
| 88.97.112.0/22 | 🇬🇧 GB | B4RN | |
| 88.97.116.0/22 | 🇬🇧 GB | B4RN |
AS58273 IPv6 Address Subnets (18)
| 2a01:6240::/48 | 🇬🇧 GB | Broadband for the Rural North | B4RN |
| 2a01:6240:19::/48 | 🇬🇧 GB | Broadband for the Rural North London | B4RN |
| 2a01:6240:22::/48 | 🇬🇧 GB | Broadband for the Rural North Wray | B4RN |
| 2a01:6240:23::/48 | 🇬🇧 GB | Broadband for the Rural North Melling | B4RN |
| 2a01:6240:24::/48 | 🇬🇧 GB | Broadband for the Rural North Arkholme | B4RN |
| 2a01:6240:26::/48 | 🇬🇧 GB | Broadband for the Rural North Forton | B4RN |
| 2a01:6240:30::/48 | 🇬🇧 GB | Broadband for the Rural North Allendale | B4RN |
| 2a01:6240:80::/48 | 🇬🇧 GB | Broadband for the Rural North North | B4RN |
| 2a01:6242::/34 | 🇬🇧 GB | Broadband for the Rural North Goosnargh Super Node | B4RN |
| 2a01:6242:8000::/34 | 🇬🇧 GB | Broadband for the Rural North Bolton-by-Bowland Su… | B4RN |