205847 BORDERLINK, GB
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS6461 ZAYO-6461 - Zayo Bandwidth, US
AS174 COGENT-174 - Cogent Communications, LLC, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 22619 AS205847 ORIGIN Originate: 2560 /20.68 Transit: 0 /0.00 BORDERLINK, GB
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 13924 AS205847 BORDERLINK, GB 7 4 1 4 3 42.86% Prefix AS Path Aggregation Suggestion 5.181.56.0/22 4777 2516 174 205847 5.181.56.0/22 4777 2497 6461 205847 + Announce - aggregate of 5.181.56.0/23 (4777 2497 6461 205847) and 5.181.58.0/23 (4777 2497 6461 205847) 5.181.56.0/24 4777 2497 6461 205847 - Withdrawn - aggregated with 5.181.57.0/24 (4777 2497 6461 205847) 5.181.57.0/24 4777 2497 6461 205847 - Withdrawn - aggregated with 5.181.56.0/24 (4777 2497 6461 205847) 5.181.58.0/24 4777 2497 6461 205847 - Withdrawn - aggregated with 5.181.59.0/24 (4777 2497 6461 205847) 5.181.59.0/24 4777 2497 6461 205847 - Withdrawn - aggregated with 5.181.58.0/24 (4777 2497 6461 205847) 91.223.67.0/24 4777 2497 6461 205847 193.41.216.0/24 4777 2497 6461 205847
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS205847 5 More Specifics 7 Total Advertisements BORDERLINK, GB
5.181.56.0/24 5.181.56.0/22
5.181.57.0/24 5.181.56.0/22
5.181.58.0/24 5.181.56.0/22
5.181.59.0/24 5.181.56.0/22
193.41.216.0/24 193.41.216.0/23
whois: 402332
IANA has recorded AS205847 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS205847\n % This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html
% Note: this output has been filtered.
% Information related to 'AS205664 - AS206367'
as-block: AS205664 - AS206367
descr: RIPE NCC ASN block
remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by: RIPE-NCC-HM-MNT
created: 2024-07-02T13:58:22Z
last-modified: 2024-07-02T13:58:22Z
source: RIPE
% Information related to 'AS205847'
% Abuse contact for 'AS205847' is 'ripe@gofibre.co.uk'
aut-num: AS205847
as-name: BORDERLINK
org: ORG-BBL13-RIPE
import: from AS57022 accept ANY
export: to AS57022 announce AS205847
import: from AS12703 accept ANY
export: to AS12703 announce AS205847
admin-c: BS11303-RIPE
tech-c: BS11303-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: mnt-uk-borderlink-1
created: 2020-04-02T14:06:27Z
last-modified: 2022-11-08T22:13:31Z
source: RIPE
organisation: ORG-BBL13-RIPE
org-name: GoFibre Holdings Limited
country: GB
org-type: LIR
address: Floor 8, Exchange Tower, 19 Canning Street
address: EH3 8EG
address: Edinburgh
address: UNITED KINGDOM
phone: +01315263198
reg-nr: SC582522
admin-c: BS11303-RIPE
tech-c: BS11303-RIPE
abuse-c: AR51802-RIPE
mnt-ref: mnt-uk-borderlink-1
mnt-by: RIPE-NCC-HM-MNT
mnt-by: mnt-uk-borderlink-1
created: 2019-03-29T16:01:33Z
last-modified: 2026-04-29T05:02:32Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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