21378 CTCTVER PJSC Rostelecom. Tver branch, RU
Adjacency: 4 Upstream: 1 Downstream: 3
Upstream Adjacent AS list
AS12389 ROSTELECOM-AS PJSC Rostelecom. Technical Team, RU
Downstream Adjacent AS list
AS47763 AVTOSOYUZ-PLUS-AS, RU
AS211221 STANKOMACH-AS, RU
AS211716 TK-ALFA-NET, RU
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 5859 AS21378 ORG+TRN Originate: 26624 /17.30 Transit: 256 /24.00 CTCTVER PJSC Rostelecom. Tver branch, 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 % 8384 AS21378 CTCTVER PJSC Rostelecom. Tver branch, RU 7 5 0 2 5 71.43% Prefix AS Path Aggregation Suggestion 80.246.64.0/19 4777 6939 12389 21378 80.246.64.0/21 4777 6939 12389 21378 - Withdrawn - matching aggregate 80.246.64.0/19 4777 6939 12389 21378 84.42.0.0/19 4777 6939 12389 21378 84.42.0.0/21 4777 6939 12389 21378 - Withdrawn - matching aggregate 84.42.0.0/19 4777 6939 12389 21378 84.42.8.0/21 4777 6939 12389 21378 - Withdrawn - matching aggregate 84.42.0.0/19 4777 6939 12389 21378 84.42.16.0/21 4777 6939 12389 21378 - Withdrawn - matching aggregate 84.42.0.0/19 4777 6939 12389 21378 84.42.24.0/21 4777 6939 12389 21378 - Withdrawn - matching aggregate 84.42.0.0/19 4777 6939 12389 21378
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS21378 6 More Specifics 7 Total Advertisements CTCTVER PJSC Rostelecom. Tver branch, RU
80.246.64.0/21 80.246.64.0/20
84.42.0.0/19 84.42.0.0/17
84.42.0.0/21 84.42.0.0/17
84.42.8.0/21 84.42.0.0/17
84.42.16.0/21 84.42.0.0/17
84.42.24.0/21 84.42.0.0/17
whois: 402332
IANA has recorded AS21378 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS21378\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 'AS21281 - AS21390'
as-block: AS21281 - AS21390
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: 2018-11-22T15:27:28Z
last-modified: 2018-11-22T15:27:28Z
source: RIPE
% Information related to 'AS21378'
% Abuse contact for 'AS21378' is 'abuse@rt.ru'
aut-num: AS21378
org: ORG-JR8-RIPE
as-name: CTCTVER
descr: PJSC "Rostelecom". Tver branch
import: from AS44237 action pref=10; accept ANY
import: from AS29651 action pref=10; accept ANY
import: from AS43761 action pref=10; accept ANY
import: from AS58178 action pref=10; accept ANY
import: from AS211716 action pref=10; accept ANY
import: from AS211221 action pref=10; accept ANY
import: from AS47763 action pref=100; accept AS47763
import: from AS48466 action pref=100; accept AS48466
import: from AS56685 action pref=10; accept AS56685
import: from AS201576 action pref=10; accept AS201576
import: from AS58178 action pref=10; accept AS58178
import: from AS211716 accept AS211716
import: from AS211221 accept AS211221
export: to AS44237 announce AS-CTCTVER
export: to AS29651 announce AS-CTCTVER
export: to AS43761 announce AS-CTCTVER
export: to AS56685 announce AS-CTCTVER
export: to AS58178 announce AS-CTCTVER
export: to AS211716 announce AS-CTCTVER
export: to AS211221 announce AS-CTCTVER
export: to AS47763 announce ANY
export: to AS48466 announce ANY
export: to AS56685 announce ANY
export: to AS201576 announce ANY
export: to AS58178 announce ANY
export: to AS211716 announce ANY
export: to AS211221 announce ANY
admin-c: VEV57-RIPE
tech-c: VEV57-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: ROSTELECOM-MNT
created: 2001-11-20T14:18:30Z
last-modified: 2025-04-15T10:52:22Z
source: RIPE # Filtered
organisation: ORG-JR8-RIPE
org-name: PJSC Rostelecom
country: RU
org-type: LIR
address: 14 A, Sinopskaya nabereznaya
address: 191167
address: S.Peterburg
address: RUSSIAN FEDERATION
phone: +7 499 999-82-83
fax-no: +74999953619
reg-nr: 1027700198767
admin-c: PRTT1-RIPE
admin-c: IE1277-RIPE
admin-c: NM7547-RIPE
admin-c: AA728-RIPE
abuse-c: RTNC-RIPE
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: ROSTELECOM-MNT
mnt-ref: ROSNIIROS-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: ROSTELECOM-MNT
created: 2005-03-22T11:11:20Z
last-modified: 2026-04-29T05:29:54Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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