204777 TELENT, GB
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS3257 GTT-BACKBONE GTT, US
AS5089 NTL, GB
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 46478 AS204777 ORIGIN Originate: 768 /22.42 Transit: 0 /0.00 TELENT, 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 % 63128 AS204777 TELENT, GB 3 0 0 3 0 0.00% Prefix AS Path Aggregation Suggestion 137.221.224.0/24 4777 2516 3257 204777 137.221.225.0/24 4608 7575 3356 5089 204777 137.221.226.0/24 4777 2516 3257 204777
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS204777 3 More Specifics 3 Total Advertisements TELENT, GB
137.221.224.0/24 137.221.192.0/18
137.221.225.0/24 137.221.192.0/18
137.221.226.0/24 137.221.192.0/18
whois: 402332
IANA has recorded AS204777 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS204777\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 'AS204777'
% Abuse contact for 'AS204777' is 'ripe@telent.com'
aut-num: AS204777
as-name: telent
org: ORG-TTSL4-RIPE
import: from AS8928 accept ANY
export: to AS8928 announce AS204777
import: from AS8220 accept ANY
export: to AS8220 announce AS204777
import: from AS5089 accept ANY
export: to AS5089 announce AS204777
admin-c: TH5467-RIPE
tech-c: TH5467-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: TELENT-MTN
created: 2018-01-10T07:25:46Z
last-modified: 2026-01-08T11:22:36Z
source: RIPE
organisation: ORG-TTSL4-RIPE
org-name: telent Technology Services Ltd
country: GB
org-type: LIR
address: ABEL SMITH HOUSE, GUNNELS WOOD ROAD
address: SG1 2ST
address: STEVENAGE
address: UNITED KINGDOM
phone: +441926693000
abuse-c: TA6294-RIPE
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: TELENT-MTN
mnt-by: RIPE-NCC-HM-MNT
mnt-by: TELENT-MTN
created: 2014-12-04T09:15:52Z
last-modified: 2025-08-18T12:43:45Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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% Queries from your IP address have passed the daily limit of controlled objects.
% 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 (ABERDEEN)