51819 YAR-AS, RU
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS9049 ERTH-TRANSIT-AS, RU
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 2635 AS51819 ORIGIN Originate: 82944 /15.66 Transit: 0 /0.00 YAR-AS, RU
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 % 1625 AS51819 YAR-AS, RU 51 35 0 16 35 68.63% Prefix AS Path Aggregation Suggestion 5.3.28.0/24 4777 2497 1299 9049 51819 5.165.160.0/20 4777 2497 1299 9049 51819 5.165.168.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.165.160.0/20 4777 2497 1299 9049 51819 5.165.216.0/21 4777 2497 1299 9049 51819 5.165.216.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.165.216.0/21 4777 2497 1299 9049 51819 5.165.220.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.165.216.0/21 4777 2497 1299 9049 51819 5.166.0.0/19 4777 2497 1299 9049 51819 5.166.0.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.166.0.0/19 4777 2497 1299 9049 51819 5.166.4.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.166.0.0/19 4777 2497 1299 9049 51819 5.166.8.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.166.0.0/19 4777 2497 1299 9049 51819 5.166.12.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.166.0.0/19 4777 2497 1299 9049 51819 5.166.16.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.166.0.0/19 4777 2497 1299 9049 51819 5.166.20.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.166.0.0/19 4777 2497 1299 9049 51819 5.166.24.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.166.0.0/19 4777 2497 1299 9049 51819 5.166.28.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.166.0.0/19 4777 2497 1299 9049 51819 5.167.32.0/20 4777 2497 1299 9049 51819 5.167.32.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.167.32.0/20 4777 2497 1299 9049 51819 5.167.36.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.167.32.0/20 4777 2497 1299 9049 51819 5.167.40.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.167.32.0/20 4777 2497 1299 9049 51819 5.167.44.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.167.32.0/20 4777 2497 1299 9049 51819 5.167.80.0/20 4777 2497 1299 9049 51819 5.167.84.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.167.80.0/20 4777 2497 1299 9049 51819 5.167.88.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.167.80.0/20 4777 2497 1299 9049 51819 5.167.92.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 5.167.80.0/20 4777 2497 1299 9049 51819 37.113.72.0/21 4777 2497 1299 9049 51819 37.113.72.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 37.113.72.0/21 4777 2497 1299 9049 51819 37.113.76.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 37.113.72.0/21 4777 2497 1299 9049 51819 37.113.88.0/21 4777 2497 1299 9049 51819 37.113.88.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 37.113.88.0/21 4777 2497 1299 9049 51819 37.113.92.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 37.113.88.0/21 4777 2497 1299 9049 51819 37.113.240.0/21 4777 2497 1299 9049 51819 37.113.240.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 37.113.240.0/21 4777 2497 1299 9049 51819 37.113.244.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 37.113.240.0/21 4777 2497 1299 9049 51819 109.195.112.0/20 4777 2497 1299 9049 51819 109.195.116.0/24 4777 2516 6762 9049 51819 109.195.117.0/24 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 109.195.112.0/20 4777 2497 1299 9049 51819 176.212.48.0/21 4777 2497 1299 9049 51819 176.212.48.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 176.212.48.0/21 4777 2497 1299 9049 51819 176.212.52.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 176.212.48.0/21 4777 2497 1299 9049 51819 176.212.80.0/21 4777 2497 1299 9049 51819 176.212.80.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 176.212.80.0/21 4777 2497 1299 9049 51819 176.212.84.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 176.212.80.0/21 4777 2497 1299 9049 51819 176.214.64.0/19 4777 2497 1299 9049 51819 176.214.64.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 176.214.64.0/19 4777 2497 1299 9049 51819 176.214.68.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 176.214.64.0/19 4777 2497 1299 9049 51819 176.214.72.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 176.214.64.0/19 4777 2497 1299 9049 51819 176.214.84.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 176.214.64.0/19 4777 2497 1299 9049 51819 176.214.88.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 176.214.64.0/19 4777 2497 1299 9049 51819 176.215.88.0/21 4777 2497 1299 9049 51819 176.215.88.0/22 4777 2497 1299 9049 51819 - Withdrawn - matching aggregate 176.215.88.0/21 4777 2497 1299 9049 51819 188.187.233.0/24 4777 2497 1299 9049 51819
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS51819 51 More Specifics 51 Total Advertisements YAR-AS, RU
5.3.28.0/24 5.3.0.0/16
5.165.160.0/20 5.164.0.0/14
5.165.168.0/22 5.164.0.0/14
5.165.216.0/21 5.164.0.0/14
5.165.216.0/22 5.164.0.0/14
5.165.220.0/22 5.164.0.0/14
5.166.0.0/19 5.164.0.0/14
5.166.0.0/22 5.164.0.0/14
5.166.4.0/22 5.164.0.0/14
5.166.8.0/22 5.164.0.0/14
5.166.12.0/22 5.164.0.0/14
5.166.16.0/22 5.164.0.0/14
5.166.20.0/22 5.164.0.0/14
5.166.24.0/22 5.164.0.0/14
5.166.28.0/22 5.164.0.0/14
5.167.32.0/20 5.164.0.0/14
5.167.32.0/22 5.164.0.0/14
5.167.36.0/22 5.164.0.0/14
5.167.40.0/22 5.164.0.0/14
5.167.44.0/22 5.164.0.0/14
5.167.80.0/20 5.164.0.0/14
5.167.84.0/22 5.164.0.0/14
5.167.88.0/22 5.164.0.0/14
5.167.92.0/22 5.164.0.0/14
37.113.72.0/21 37.112.0.0/15
37.113.72.0/22 37.112.0.0/15
37.113.76.0/22 37.112.0.0/15
37.113.88.0/21 37.112.0.0/15
37.113.88.0/22 37.112.0.0/15
37.113.92.0/22 37.112.0.0/15
37.113.240.0/21 37.112.0.0/15
37.113.240.0/22 37.112.0.0/15
37.113.244.0/22 37.112.0.0/15
109.195.112.0/20 109.194.0.0/15
109.195.116.0/24 109.194.0.0/15
109.195.117.0/24 109.194.0.0/15
176.212.48.0/21 176.212.0.0/14
176.212.48.0/22 176.212.0.0/14
176.212.52.0/22 176.212.0.0/14
176.212.80.0/21 176.212.0.0/14
176.212.80.0/22 176.212.0.0/14
176.212.84.0/22 176.212.0.0/14
176.214.64.0/19 176.212.0.0/14
176.214.64.0/22 176.212.0.0/14
176.214.68.0/22 176.212.0.0/14
176.214.72.0/22 176.212.0.0/14
176.214.84.0/22 176.212.0.0/14
176.214.88.0/22 176.212.0.0/14
176.215.88.0/21 176.212.0.0/14
176.215.88.0/22 176.212.0.0/14
188.187.233.0/24 188.186.0.0/15
whois: 402332
IANA has recorded AS51819 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS51819\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 'AS51819 - AS51843'
as-block: AS51819 - AS51843
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: 2026-02-02T15:31:00Z
last-modified: 2026-02-02T15:31:00Z
source: RIPE
% Information related to 'AS51819'
% Abuse contact for 'AS51819' is 'abuse@domru.ru'
aut-num: AS51819
as-name: YAR-AS
remarks: CJSC "ER-Telecom Holding" Yaroslavl' branch
org: ORG-RA21-RIPE
remarks:
remarks: -=UPSTREAMS=-
import: from AS9049 accept ANY
export: to AS9049 announce AS-YAR
remarks: -CJSC "ER-Telecom Holding"-
remarks:
remarks: -=CUSTOMERS=-
import: from AS197078 accept AS-YARNET
export: to AS197078 announce ANY
remarks: -YAR-NET-
admin-c: ERTH76-RIPE
tech-c: ERTH76-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: RAID-MNT
created: 2010-11-10T14:44:14Z
last-modified: 2018-09-04T10:55:50Z
source: RIPE
organisation: ORG-RA21-RIPE
org-name: JSC "ER-Telecom Holding"
country: RU
org-type: LIR
address: Shosse Kosmonavtov, 111i, bldg. 2, office 509
address: 614066
address: Perm
address: RUSSIAN FEDERATION
phone: +7 342 2462233
fax-no: +7 342 2195024
reg-nr: 1065902028620
admin-c: ERTH3-RIPE
tech-c: RAID1-RIPE
abuse-c: RAID1-RIPE
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: RAID-MNT
mnt-ref: ENFORTA-MNT
mnt-ref: AS8345-MNT
mnt-ref: RU-NTK-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: RAID-MNT
created: 2004-04-17T11:56:55Z
last-modified: 2026-04-29T05:07:38Z
source: RIPE # Filtered
role: Network Operation Center CJSC ER-Telecom Holding Yaroslavl' branch
address: CJSC "ER-Telecom Holding" Yaroslavl'
address: Moskovsky prospekt, 8
address: Yaroslavl'
address: Russian Federation
phone: +7-800-333-7000
fax-no: +7-800-333-7000
abuse-mailbox: abuse@domru.ru
admin-c: RAID1-RIPE
tech-c: RAID1-RIPE
nic-hdl: ERTH76-RIPE
created: 2010-09-07T10:31:08Z
last-modified: 2019-11-26T07:14:25Z
source: RIPE # Filtered
mnt-by: RAID-MNT
% This query was served by the RIPE Database Query Service version 1.122 (ABERDEEN)