51721 UCB, RU
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS12389 ROSTELECOM-AS PJSC Rostelecom. Technical Team, RU
AS197068 CURATOR, RU
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 37058 AS51721 ORIGIN Originate: 1024 /22.00 Transit: 0 /0.00 UCB, 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 % 23738 AS51721 UCB, RU 3 2 1 2 1 33.33% Prefix AS Path Aggregation Suggestion 195.19.94.0/23 4777 2497 12389 51721 195.19.94.0/23 4777 4713 2914 200449 197068 197068 51721 + Announce - aggregate of 195.19.94.0/24 (4777 4713 2914 200449 197068 197068 51721) and 195.19.95.0/24 (4777 4713 2914 200449 197068 197068 51721) 195.19.94.0/24 4777 4713 2914 200449 197068 197068 51721 - Withdrawn - aggregated with 195.19.95.0/24 (4777 4713 2914 200449 197068 197068 51721) 195.19.95.0/24 4777 4713 2914 200449 197068 197068 51721 - Withdrawn - aggregated with 195.19.94.0/24 (4777 4713 2914 200449 197068 197068 51721)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS51721 3 More Specifics 3 Total Advertisements UCB, RU
195.19.94.0/23 195.19.64.0/18
195.19.94.0/24 195.19.64.0/18
195.19.95.0/24 195.19.64.0/18
whois: 402332
IANA has recorded AS51721 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS51721\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 'AS51357 - AS51817'
as-block: AS51357 - AS51817
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: 2025-02-13T13:57:44Z
last-modified: 2025-02-13T13:57:44Z
source: RIPE
% Information related to 'AS51721'
% Abuse contact for 'AS51721' is 'cachemaster@unicreditgroup.ru'
aut-num: AS51721
as-name: UCB
org: ORG-UBC1-RIPE
import: from AS3216 accept ANY
export: to AS3216 announce AS51721
import: from AS12389 accept ANY
export: to AS12389 announce AS51721
import: from AS197068 accept ANY
export: to AS197068 announce AS51721
admin-c: VP15624-RIPE
tech-c: VP3478-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: UNICREDITBANK-MNT
created: 2010-10-25T16:05:03Z
last-modified: 2023-11-01T14:36:28Z
source: RIPE
sponsoring-org: ORG-RRIf1-RIPE
organisation: ORG-UBC1-RIPE
org-name: UniCredit Bank JSC
country: RU
org-type: OTHER
address: Prechistenskaya nab., 9
address: 119034 Moscow Russia
abuse-c: UBC1-RIPE
mnt-ref: ROSNIIROS-MNT
mnt-by: UNICREDITBANK-MNT
created: 2010-08-25T08:49:22Z
last-modified: 2023-03-30T08:32:56Z
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)