31420 TERASYST-AS, BG
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS8717 A1, BG
AS57344 TELEHOUSE-AS, BG
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 14946 AS31420 ORIGIN Originate: 5120 /19.68 Transit: 0 /0.00 TERASYST-AS, BG
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 % 4151 AS31420 TERASYST-AS, BG 20 16 4 8 12 60.00% Prefix AS Path Aggregation Suggestion 5.104.184.0/21 4777 2497 6453 57344 31420 + Announce - aggregate of 5.104.184.0/22 (4777 2497 6453 57344 31420) and 5.104.188.0/22 (4777 2497 6453 57344 31420) 5.104.184.0/24 4777 2497 6453 57344 31420 - Withdrawn - aggregated with 5.104.185.0/24 (4777 2497 6453 57344 31420) 5.104.185.0/24 4777 2497 6453 57344 31420 - Withdrawn - aggregated with 5.104.184.0/24 (4777 2497 6453 57344 31420) 5.104.186.0/24 4777 2497 6453 57344 31420 - Withdrawn - aggregated with 5.104.187.0/24 (4777 2497 6453 57344 31420) 5.104.187.0/24 4777 2497 6453 57344 31420 - Withdrawn - aggregated with 5.104.186.0/24 (4777 2497 6453 57344 31420) 5.104.188.0/24 4777 2497 6453 57344 31420 - Withdrawn - aggregated with 5.104.189.0/24 (4777 2497 6453 57344 31420) 5.104.189.0/24 4777 2497 6453 57344 31420 - Withdrawn - aggregated with 5.104.188.0/24 (4777 2497 6453 57344 31420) 5.104.190.0/24 4777 2497 6453 57344 31420 - Withdrawn - aggregated with 5.104.191.0/24 (4777 2497 6453 57344 31420) 5.104.191.0/24 4777 2497 6453 57344 31420 - Withdrawn - aggregated with 5.104.190.0/24 (4777 2497 6453 57344 31420) 79.134.171.0/24 4777 2516 6830 57344 31420 79.134.176.0/22 4777 2497 6453 57344 31420 + Announce - aggregate of 79.134.176.0/23 (4777 2497 6453 57344 31420) and 79.134.178.0/23 (4777 2497 6453 57344 31420) 79.134.176.0/24 4777 2497 6453 57344 31420 - Withdrawn - aggregated with 79.134.177.0/24 (4777 2497 6453 57344 31420) 79.134.177.0/24 4777 2497 6453 57344 31420 - Withdrawn - aggregated with 79.134.176.0/24 (4777 2497 6453 57344 31420) 79.134.178.0/24 4777 2497 6453 57344 31420 - Withdrawn - aggregated with 79.134.179.0/24 (4777 2497 6453 57344 31420) 79.134.179.0/24 4777 2497 6453 57344 31420 - Withdrawn - aggregated with 79.134.178.0/24 (4777 2497 6453 57344 31420) 79.134.180.0/23 4777 2516 6830 57344 31420 + Announce - aggregate of 79.134.180.0/24 (4777 2516 6830 57344 31420) and 79.134.181.0/24 (4777 2516 6830 57344 31420) 79.134.180.0/24 4777 2516 6830 57344 31420 - Withdrawn - aggregated with 79.134.181.0/24 (4777 2516 6830 57344 31420) 79.134.181.0/24 4777 2516 6830 57344 31420 - Withdrawn - aggregated with 79.134.180.0/24 (4777 2516 6830 57344 31420) 79.134.182.0/24 4777 2516 6830 57344 31420 193.151.80.0/24 4777 2516 6830 57344 31420 193.151.81.0/24 4777 2497 6453 57344 31420 193.151.82.0/23 4777 2516 6830 57344 31420 + Announce - aggregate of 193.151.82.0/24 (4777 2516 6830 57344 31420) and 193.151.83.0/24 (4777 2516 6830 57344 31420) 193.151.82.0/24 4777 2516 6830 57344 31420 - Withdrawn - aggregated with 193.151.83.0/24 (4777 2516 6830 57344 31420) 193.151.83.0/24 4777 2516 6830 57344 31420 - Withdrawn - aggregated with 193.151.82.0/24 (4777 2516 6830 57344 31420)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS31420 20 More Specifics 20 Total Advertisements TERASYST-AS, BG
5.104.184.0/24 5.104.160.0/19
5.104.185.0/24 5.104.160.0/19
5.104.186.0/24 5.104.160.0/19
5.104.187.0/24 5.104.160.0/19
5.104.188.0/24 5.104.160.0/19
5.104.189.0/24 5.104.160.0/19
5.104.190.0/24 5.104.160.0/19
5.104.191.0/24 5.104.160.0/19
79.134.171.0/24 79.134.160.0/19
79.134.176.0/24 79.134.160.0/19
79.134.177.0/24 79.134.160.0/19
79.134.178.0/24 79.134.160.0/19
79.134.179.0/24 79.134.160.0/19
79.134.180.0/24 79.134.160.0/19
79.134.181.0/24 79.134.160.0/19
79.134.182.0/24 79.134.160.0/19
193.151.80.0/24 193.151.80.0/22
193.151.81.0/24 193.151.80.0/22
193.151.82.0/24 193.151.80.0/22
193.151.83.0/24 193.151.80.0/22
whois: 402332
IANA has recorded AS31420 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS31420\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 'AS31246 - AS31618'
as-block: AS31246 - AS31618
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: 2018-11-22T15:27:33Z
last-modified: 2018-11-22T15:27:33Z
source: RIPE
% Information related to 'AS31420'
% Abuse contact for 'AS31420' is 'abuse@rozabg.com'
aut-num: AS31420
as-name: TERASYST-AS
import: from AS8262 action pref=100; accept ANY
import: from AS34224 action pref=100; accept ANY
import: from AS8866 action pref=100; accept ANY
import: from AS8717 action pref=100; accept ANY
import: from AS57344 action pref=100; accept ANY
export: to AS8262 announce AS31420
export: to AS34224 announce AS31420
export: to AS8866 announce AS31420
export: to AS8717 announce AS31420
export: to AS57344 announce AS31420
org: ORG-TL18-RIPE
default: to AS8262
admin-c: DPG38-RIPE
tech-c: DPG38-RIPE
status: ASSIGNED
mnt-by: MNT-TERASYST
mnt-by: AS8262-MNT
mnt-by: RIPE-NCC-END-MNT
created: 2004-05-11T13:23:09Z
last-modified: 2023-07-06T09:45:13Z
source: RIPE # Filtered
sponsoring-org: ORG-NAL1-RIPE
organisation: ORG-TL18-RIPE
org-name: Terasyst Ltd
country: BG
org-type: OTHER
descr: Terasyst Ltd - Karlovo, Bulgaria
address: 4300 Karlovo, Bulgaria
address: 20 Gladston str
abuse-c: AR20195-RIPE
admin-c: DPG38-RIPE
tech-c: DPG38-RIPE
mnt-ref: AS8262-MNT
mnt-ref: MNT-TERASYST
mnt-by: AS8262-MNT
created: 2004-05-03T09:01:42Z
last-modified: 2025-05-02T12:44:02Z
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 (BUSA)