56913 COCHENTEK-AS, TW
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS398465 RACKDOG-LLC, US
AS396356 LATITUDE-SH, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 20229 AS56913 ORIGIN Originate: 3072 /20.42 Transit: 0 /0.00 COCHENTEK-AS, TW
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 % 49703 AS56913 COCHENTEK-AS, TW 12 0 0 12 0 0.00% Prefix AS Path Aggregation Suggestion 31.58.130.0/24 6939 396356 56913 45.132.219.0/24 6939 396356 56913 82.26.129.0/24 6939 396356 56913 82.47.18.0/24 6939 396356 56913 84.75.217.0/24 6939 396356 56913 85.237.71.0/24 2914 398465 56913 95.135.176.0/24 6939 396356 56913 102.135.19.0/24 6939 396356 56913 102.135.99.0/24 6939 396356 56913 151.240.15.0/24 6939 396356 56913 151.244.112.0/24 6939 396356 56913 151.244.116.0/24 6939 396356 56913
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS56913 10 More Specifics 10 Total Advertisements COCHENTEK-AS, TW
163.5.29.0/24 163.5.0.0/16
163.5.63.0/24 163.5.0.0/16
163.5.64.0/24 163.5.0.0/16
163.5.66.0/24 163.5.0.0/16
163.5.70.0/24 163.5.0.0/16
163.5.72.0/24 163.5.0.0/16
163.5.77.0/24 163.5.0.0/16
163.5.78.0/24 163.5.0.0/16
163.5.88.0/24 163.5.0.0/16
163.5.89.0/24 163.5.0.0/16
38.45.101.0/24 38.0.0.0/8
38.45.102.0/24 38.0.0.0/8
38.45.109.0/24 38.0.0.0/8
38.45.216.0/24 38.0.0.0/8
38.49.212.0/24 38.0.0.0/8
38.49.214.0/24 38.0.0.0/8
38.49.219.0/24 38.0.0.0/8
45.132.219.0/24 45.132.216.0/22
85.237.71.0/24 85.237.64.0/19
89.187.5.0/24 89.187.0.0/19
89.187.11.0/24 89.187.0.0/19
89.187.23.0/24 89.187.0.0/19
89.187.28.0/24 89.187.0.0/19
89.187.30.0/24 89.187.0.0/19
93.92.20.0/24 93.92.20.0/22
93.113.177.0/24 93.113.176.0/21
93.113.178.0/24 93.113.176.0/21
93.113.179.0/24 93.113.176.0/21
103.72.63.0/24 103.72.62.0/23
185.65.62.0/24 185.65.60.0/22
185.65.63.0/24 185.65.60.0/22
203.147.236.0/23 203.147.224.0/19
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 163.5.29.0/24 Announced
+ 163.5.63.0/24 Announced
+ 163.5.64.0/24 Announced
+ 163.5.66.0/24 Announced
+ 163.5.70.0/24 Announced
+ 163.5.72.0/24 Announced
+ 163.5.77.0/24 Announced
+ 163.5.78.0/24 Announced
+ 163.5.88.0/24 Announced
- 23.162.120.0/24 Withdrawn
- 23.163.8.0/24 Withdrawn
- 38.45.101.0/24 Withdrawn
- 38.45.102.0/24 Withdrawn
- 38.45.109.0/24 Withdrawn
- 38.45.216.0/24 Withdrawn
- 38.49.212.0/24 Withdrawn
- 38.49.214.0/24 Withdrawn
- 38.49.219.0/24 Withdrawn
- 45.132.219.0/24 Withdrawn
- 77.246.211.0/24 Withdrawn
- 77.246.212.0/22 Withdrawn
- 85.237.71.0/24 Withdrawn
- 89.187.5.0/24 Withdrawn
- 89.187.11.0/24 Withdrawn
- 89.187.23.0/24 Withdrawn
- 89.187.28.0/24 Withdrawn
- 89.187.30.0/24 Withdrawn
- 93.92.20.0/24 Withdrawn
- 93.113.177.0/24 Withdrawn
- 93.113.178.0/24 Withdrawn
- 93.113.179.0/24 Withdrawn
- 103.72.63.0/24 Withdrawn
- 185.65.62.0/24 Withdrawn
- 185.65.63.0/24 Withdrawn
- 195.211.51.0/24 Withdrawn
- 203.147.236.0/23 Withdrawn
whois: 402609
IANA has recorded AS56913 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS56913\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 'AS56869 - AS57146'
as-block: AS56869 - AS57146
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: 2024-07-08T06:45:56Z
last-modified: 2024-07-08T06:45:56Z
source: RIPE
% Information related to 'AS56913'
% Abuse contact for 'AS56913' is 'admin@cochentek.com'
aut-num: AS56913
as-name: COCHENTEK-AS
import: from AS396356 accept AS396356
export: to AS396356 announce ANY
import: from AS398465 accept AS398465
export: to AS398465 announce ANY
import: from AS945 accept AS945
export: to AS945 announce ANY
org: ORG-CTL82-RIPE
sponsoring-org: ORG-AL909-RIPE
admin-c: CTL47-RIPE
tech-c: CTL47-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: COCHEN-MNT
created: 2022-11-01T15:26:20Z
last-modified: 2025-01-07T08:57:44Z
source: RIPE
organisation: ORG-CTL82-RIPE
org-name: CoChen Technology LTD.
country: TW
reg-nr: 83173082
org-type: OTHER
address: address
abuse-c: CTL47-RIPE
mnt-ref: COCHEN-MNT
mnt-ref: netutils-mnt
mnt-by: COCHEN-MNT
created: 2022-10-25T16:21:01Z
last-modified: 2026-05-13T06:05:42Z
source: RIPE # Filtered
role: CoChen Technology LTD.
address: address
abuse-mailbox: admin@cochentek.com
nic-hdl: CTL47-RIPE
mnt-by: COCHEN-MNT
created: 2022-10-25T16:31:56Z
last-modified: 2025-05-23T05:29:33Z
source: RIPE # Filtered
% This query was served by the RIPE Database Query Service version 1.122.1 (DEXTER)