204562 ASJAVELIN, GB
Adjacency: 3 Upstream: 2 Downstream: 1
Upstream Adjacent AS list
AS61231 NEOS-NETWORKS, GB
AS174 COGENT-174 - Cogent Communications, LLC, US
Downstream Adjacent AS list
AS47535 JAVELINBROADBAND, GB
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 29812 AS204562 ORG+TRN Originate: 1792 /21.19 Transit: 512 /23.00 ASJAVELIN, 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 % 14358 AS204562 ASJAVELIN, GB 4 3 0 1 3 75.00% Prefix AS Path Aggregation Suggestion 185.245.240.0/22 4777 2497 174 204562 185.245.240.0/24 4777 2497 174 204562 - Withdrawn - matching aggregate 185.245.240.0/22 4777 2497 174 204562 185.245.241.0/24 4777 2497 174 204562 - Withdrawn - matching aggregate 185.245.240.0/22 4777 2497 174 204562 185.245.243.0/24 4777 2497 174 204562 - Withdrawn - matching aggregate 185.245.240.0/22 4777 2497 174 204562
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS204562 3 More Specifics 4 Total Advertisements ASJAVELIN, GB
185.245.240.0/24 185.245.240.0/22
185.245.241.0/24 185.245.240.0/22
185.245.243.0/24 185.245.240.0/22
whois: 402332
IANA has recorded AS204562 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS204562\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 'AS203940 - AS205662'
as-block: AS203940 - AS205662
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: 2026-03-05T15:29:31Z
last-modified: 2026-03-05T15:29:31Z
source: RIPE
% Information related to 'AS204562'
% Abuse contact for 'AS204562' is 'abuse@javelinbroadband.net'
aut-num: AS204562
as-name: ASJavelin
org: ORG-JBL15-RIPE
import: from AS41847 accept ANY
export: to AS41847 announce AS204562
import: from AS5089 accept ANY
export: to AS5089 announce AS204562
import: from AS47535 accept ANY
import: from AS174 accept ANY
import: from AS61231 accept ANY
export: to AS47535 announce AS204562
export: to AS174 announce AS204562
export: to AS61231 announce AS204562
admin-c: PS21606-RIPE
tech-c: PS21606-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: uk-javelin-1-mnt
created: 2018-02-16T13:58:22Z
last-modified: 2025-11-19T16:05:17Z
source: RIPE
organisation: ORG-JBL15-RIPE
org-name: JAVELIN BROADBAND LIMITED
country: GB
org-type: LIR
address: Nightingales Shirehall Way
address: IP33 2ED
address: Bury St. Edmunds
address: UNITED KINGDOM
phone: +442072261557
admin-c: PS21606-RIPE
tech-c: PS21606-RIPE
abuse-c: AR45110-RIPE
mnt-ref: uk-javelin-1-mnt
mnt-by: RIPE-NCC-HM-MNT
mnt-by: uk-javelin-1-mnt
created: 2018-02-09T09:38:23Z
last-modified: 2025-11-19T16:32:57Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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% Access from your host has been temporarily denied.
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% This query was served by the RIPE Database Query Service version 1.121.2 (BUSA)