This AS is not currently used to announce prefixes in the global routing table, nor is it used as a visible transit AS.
whois: 402603
IANA has recorded AS51003 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS51003\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 'AS50893 - AS51311'
as-block: AS50893 - AS51311
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: 2024-12-10T14:54:30Z
last-modified: 2024-12-10T14:54:30Z
source: RIPE
% Information related to 'AS51003'
% Abuse contact for 'AS51003' is 'nmc@ttk.ru'
aut-num: AS51003
as-name: EX-SKYLINE-NET
org: ORG-LLC51-RIPE
admin-c: TTKS-RIPE
tech-c: TTKS-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: TTKS-MNT
created: 2010-05-14T13:13:13Z
last-modified: 2025-11-12T10:51:06Z
source: RIPE
organisation: ORG-LLC51-RIPE
org-name: Limited Liability Company "TTK-Svyaz"
country: RU
reg-nr: 1037739164451
org-type: LIR
address: Vereiskaya, 29, building 33, floor / ch.kom 6/4
address: 123112
address: Moscow
address: RUSSIAN FEDERATION
phone: +7 (495) 784 66 70
admin-c: TTKS-RIPE
tech-c: TTKS-RIPE
abuse-c: TTKS-RIPE
mnt-ref: TTKS-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: TTKS-MNT
created: 2021-05-27T09:50:42Z
last-modified: 2026-05-13T07:28:29Z
source: RIPE # Filtered
role: TTK-Svyaz contact
address: Limited Liability Company "TTK-Svyaz"
address: RUSSIAN FEDERATION
address: Moscow
address: 121357
address: Vereiskaya str., 29, building 33 floor / ch.kom 6/4
abuse-mailbox: nmc@ttk.ru
admin-c: AP34405-RIPE
tech-c: IPv6-RU
tech-c: AKK18-RIPE
nic-hdl: TTKS-RIPE
created: 2025-01-13T10:37:05Z
last-modified: 2025-01-13T12:49:29Z
source: RIPE # Filtered
mnt-by: TTKS-MNT
% This query was served by the RIPE Database Query Service version 1.122.1 (SHETLAND)