21051 NIVAL-AS, RU
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS47764 VK-AS, RU
AS210756 EDGECENTERLLC, RU
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 18710 AS21051 ORIGIN Originate: 3584 /20.19 Transit: 0 /0.00 NIVAL-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 % 16130 AS21051 NIVAL-AS, RU 7 3 1 5 2 28.57% Prefix AS Path Aggregation Suggestion 92.38.244.0/22 6939 12389 47764 21051 21051 21051 21051 21051 92.38.244.0/22 3257 12389 210756 21051 + Announce - aggregate of 92.38.244.0/23 (3257 12389 210756 21051) and 92.38.246.0/23 (3257 12389 210756 21051) 92.38.244.0/23 3257 12389 210756 21051 - Withdrawn - aggregated with 92.38.246.0/23 (3257 12389 210756 21051) 92.38.246.0/24 3257 12389 210756 21051 - Withdrawn - aggregated with 92.38.247.0/24 (3257 12389 210756 21051) 92.38.247.0/24 3257 12389 210756 21051 - Withdrawn - aggregated with 92.38.246.0/24 (3257 12389 210756 21051) 185.16.9.0/24 57866 5511 47764 21051 185.16.10.0/24 57866 5511 47764 21051 195.211.128.0/22 57866 5511 47764 21051
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS21051 15 More Specifics 15 Total Advertisements NIVAL-AS, RU
95.163.32.0/23 95.163.32.0/19
95.163.32.0/24 95.163.32.0/19
95.163.33.0/24 95.163.32.0/19
178.22.90.0/23 178.22.88.0/21
178.22.90.0/24 178.22.88.0/21
178.22.91.0/24 178.22.88.0/21
178.22.92.0/23 178.22.88.0/21
195.211.20.0/24 195.211.20.0/22
195.211.21.0/24 195.211.20.0/22
195.211.128.0/23 195.211.128.0/22
195.211.128.0/24 195.211.128.0/22
195.211.130.0/23 195.211.128.0/22
208.87.93.0/24 208.87.88.0/21
208.87.94.0/24 208.87.88.0/21
208.87.95.0/24 208.87.88.0/21
Prefixes added and withdrawn by this origin AS in the past 7 days.
- 79.137.165.0/24 Withdrawn
- 195.211.128.0/22 Withdrawn
whois: 402603
IANA has recorded AS21051 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS21051\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 'AS21004 - AS21151'
as-block: AS21004 - AS21151
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: 2018-11-22T15:27:27Z
last-modified: 2018-11-22T15:27:27Z
source: RIPE
% Information related to 'AS21051'
% Abuse contact for 'AS21051' is 'abuse@astrum.team'
aut-num: AS21051
as-name: NIVAL-AS
org: ORG-AL987-RIPE
import: from AS49281 action pref=100; accept AS-MAILRU
export: to AS49281 announce AS21051
import: from AS47764 action pref=100; accept ANY
export: to AS47764 announce AS21051
import: from AS62261 accept ANY
export: to AS62261 announce {208.87.95.0/24}
import: from AS42403 accept AS-NSKROUTESERVER
export: to AS42403 announce AS21051
import: from AS13094 accept AS-MILECOM-RS
export: to AS13094 announce {208.87.95.0/24}
import: from AS8749 accept ANY
export: to AS8749 announce {208.87.93.0/24}
import: from AS31500 accept ANY
export: to AS31500 announce {185.16.11.0/24}
import: from AS48216 accept AS-RNDROUTESERVER
export: to AS48216 announce AS21051
admin-c: DA10434-RIPE
tech-c: DA10434-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: lir-ru-astrum-1-MNT
created: 2009-10-08T10:46:24Z
last-modified: 2026-03-03T11:19:13Z
source: RIPE
organisation: ORG-AL987-RIPE
org-name: ASTRUM LLC
country: RU
reg-nr: 1227700006962
org-type: LIR
address: 70, LENINGRADSKIY PROSPEKT
address: 125315
address: Moscow
address: RUSSIAN FEDERATION
phone: +74955324725
admin-c: DA10434-RIPE
tech-c: DA10434-RIPE
abuse-c: AR72482-RIPE
mnt-ref: lir-ru-astrum-1-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: lir-ru-astrum-1-MNT
created: 2023-09-01T10:42:45Z
last-modified: 2026-05-13T07:07:45Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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