21312 CHEREDA-SM-AS Sumy, Ukraine, UA
Adjacency: 8 Upstream: 3 Downstream: 5
Upstream Adjacent AS list
AS3303 SWISSCOM Swisscom Switzerland Ltd, CH
AS6939 HURRICANE, US
AS3255 UARNET-AS UARNet-StelNet, UA
Downstream Adjacent AS list
AS197058 ASPSTS, UA
AS24999 SINSOFT-AS, UA
AS51972 MIRANET-NET, UA
AS51874 HOMENET-SUMY, UA
AS20539 TCRS-AS Sumy, Ukraine, UA
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 13713 AS21312 ORIGIN Originate: 6144 /19.42 Transit: 0 /0.00 CHEREDA-SM-AS Sumy, Ukraine, UA
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 % 8639 AS21312 CHEREDA-SM-AS Sumy, Ukraine, UA 7 5 0 2 5 71.43% Prefix AS Path Aggregation Suggestion 89.19.120.0/21 3303 21312 89.19.120.0/22 3303 21312 - Withdrawn - matching aggregate 89.19.120.0/21 3303 21312 89.19.124.0/23 3303 21312 - Withdrawn - matching aggregate 89.19.120.0/21 3303 21312 89.19.126.0/23 3303 21312 - Withdrawn - matching aggregate 89.19.120.0/21 3303 21312 193.110.16.0/22 3303 21312 193.110.16.0/23 3303 21312 - Withdrawn - matching aggregate 193.110.16.0/22 3303 21312 193.110.18.0/23 3303 21312 - Withdrawn - matching aggregate 193.110.16.0/22 3303 21312
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS21312 6 More Specifics 7 Total Advertisements CHEREDA-SM-AS Sumy, Ukraine, UA
89.19.120.0/21 89.19.96.0/19
89.19.120.0/22 89.19.96.0/19
89.19.124.0/23 89.19.96.0/19
89.19.126.0/23 89.19.96.0/19
193.110.16.0/23 193.110.16.0/22
193.110.18.0/23 193.110.16.0/22
whois: 402590
IANA has recorded AS21312 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS21312\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 'AS21312'
% Abuse contact for 'AS21312' is 'abuse@chereda.net'
aut-num: AS21312
as-name: CHEREDA-SM-AS
descr: Sumy, Ukraine
org: ORG-GC14-RIPE
remarks: ===UPSTREAM========================
import: from AS3255 accept ANY
export: to AS3255 announce AS-CHEREDA-SM
import: from AS21011 accept ANY
export: to AS21011 announce AS-CHEREDA-SM
import: from AS21219 accept ANY
export: to AS21219 announce AS-CHEREDA-SM
import: from AS35320 accept ANY
export: to AS35320 announce AS-CHEREDA-SM
remarks: ===PEERS============================
import: from AS31210 accept AS-DTEL-IX
export: to AS31210 announce AS-CHEREDA-SM
import: from AS15645 accept AS-UAIX
export: to AS15645 announce AS-CHEREDA-SM
import: from AS20539 accept AS-SUMYIX
export: to AS20539 announce AS-CHEREDA-SM
import: from AS25505 accept AS25505
export: to AS25505 announce {0.0.0.0/0} AS-CHEREDA-SM
remarks: *Technical Centre Radio Systems Ltd.*
import: from AS20539 accept ANY
export: to AS20539 announce ANY
remarks: ===CLIENTS==========================
remarks: *Sumy Online Ltd.*
import: from AS24999 accept AS24999
export: to AS24999 announce ANY
remarks: *HOMENET Ltd.*
import: from AS51874 accept AS51874
export: to AS51874 announce ANY
remarks: *PSTS Ltd.*
import: from AS197058 accept AS197058
export: to AS197058 announce ANY
remarks: *Company Fedorchenko Ltd.*
import: from AS60313 accept AS60313
export: to AS60313 announce {0.0.0.0/0} AS-CHEREDA-SM
remarks: *AVENUE Ltd.*
import: from AS48892 accept AS48892
export: to AS48892 announce ANY
remarks: *PLAZMA Ltd.*
import: from AS42530 accept AS42530
export: to AS42530 announce {0.0.0.0/0} AS-CHEREDA-SM
remarks: *ITC-S Ltd.*
import: from AS50843 accept AS50843
export: to AS50843 announce ANY
remarks: ====================================
remarks: Network Operation Center: noc@chereda.net
remarks: Abuse reports: abuse@chereda.net
remarks: ====================================
admin-c: CHER-CC
tech-c: CHER-CC
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: CHER-MNT
created: 2002-05-30T08:36:42Z
last-modified: 2022-03-14T20:54:40Z
source: RIPE # Filtered
organisation: ORG-GC14-RIPE
org-name: GRYGORIY CHEREDA
country: UA
reg-nr: Not Applicable
org-type: LIR
address: ZAKREVSKOGO 13-A 49
address: 02217
address: KYIV
address: UKRAINE
phone: +380444677918
fax-no: +380444677918
mnt-ref: RIPE-NCC-HM-MNT
mnt-by: GCHEREDA-MNT
mnt-ref: GCHEREDA-MNT
mnt-by: RIPE-NCC-HM-MNT
admin-c: MHL-RIPE
admin-c: DB3979-RIPE
abuse-c: GCN-RIPE
created: 2006-11-30T12:40:53Z
last-modified: 2026-05-13T07:21:07Z
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 1.122.1 (ABERDEEN)