203910 JTC-NET, GB
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS52025 PARADOXNETWORKS-LIMITED, GB
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 70721 AS203910 ORIGIN Originate: 256 /24.00 Transit: 0 /0.00 JTC-NET, 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 % 62697 AS203910 JTC-NET, GB 1 0 0 1 0 0.00% Prefix AS Path Aggregation Suggestion 82.25.57.0/24 4608 7575 52025 203910
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS203910 1 More Specifics 1 Total Advertisements JTC-NET, GB
82.25.57.0/24 82.24.0.0/14
whois: 402332
IANA has recorded AS203910 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS203910\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 'AS203889 - AS203938'
as-block: AS203889 - AS203938
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 'AS203910'
% Abuse contact for 'AS203910' is 'jenson@jt-c.tech'
aut-num: AS203910
as-name: JTC-NET
org: ORG-JC144-RIPE
sponsoring-org: ORG-ICL64-RIPE
import: from AS209735 accept ANY
export: to AS209735 announce AS203910
import: from AS207841 accept ANY
export: to AS207841 announce AS203910
import: from AS44355 accept ANY
export: to AS44355 announce AS203910
import: from AS212895 accept ANY
export: to AS212895 announce AS203910
import: from AS20473 accept ANY
export: to AS20473 announce AS203910
import: from AS52025 accept ANY
export: to AS52025 announce AS203910
mp-import: afi ipv6.unicast from AS209735 accept ANY
mp-export: afi ipv6.unicast to AS209735 announce AS203910
mp-import: afi ipv6.unicast from AS207841 accept ANY
mp-export: afi ipv6.unicast to AS207841 announce AS203910
mp-import: afi ipv6.unicast from AS44355 accept ANY
mp-export: afi ipv6.unicast to AS44355 announce AS203910
mp-import: afi ipv6.unicast from AS212895 accept ANY
mp-export: afi ipv6.unicast to AS212895 announce AS203910
mp-import: afi ipv6.unicast from AS20473 accept ANY
mp-export: afi ipv6.unicast to AS20473 announce AS203910
mp-import: afi ipv6.unicast from AS52025 accept ANY
mp-export: afi ipv6.unicast to AS52025 announce AS203910
admin-c: JC12605-RIPE
tech-c: JC12605-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: JTC-NET-MNT
mnt-by: INFERNO-AUTO-MNT
created: 2025-11-07T15:15:54Z
last-modified: 2025-12-10T18:45:29Z
source: RIPE
organisation: ORG-JC144-RIPE
org-name: Jenson Cornhill
org-type: OTHER
address: 11 Kipling Way, East Grinstead, West Sussex, RH19 1ST, GB
country: GB
abuse-c: ACRO62100-RIPE
mnt-ref: INFERNO-MNT
mnt-by: JTC-NET-MNT
created: 2025-10-18T12:59:43Z
last-modified: 2025-10-18T12:59:43Z
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 (SHETLAND)