131143 CHINATRUST-AS-TW Chinatrust Commercial Bank, TW
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS4780 SEEDNET Digital United Inc., TW
AS9924 TFN-TW Taiwan Fixed Network, Telco and Network Service Provider., TW
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 19474 AS131143 ORIGIN Originate: 3328 /20.30 Transit: 0 /0.00 CHINATRUST-AS-TW Chinatrust Commercial Bank, 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 % 10868 AS131143 CHINATRUST-AS-TW Chinatrust Commercial Bank, 10 6 2 6 4 40.00% Prefix AS Path Aggregation Suggestion 103.126.164.0/22 6939 4780 131143 131143 131143 131143 131143 103.126.164.0/24 6939 4780 131143 175.184.240.0/23 6939 9924 131143 + Announce - aggregate of 175.184.240.0/24 (6939 9924 131143) and 175.184.241.0/24 (6939 9924 131143) 175.184.240.0/24 6939 9924 131143 - Withdrawn - aggregated with 175.184.241.0/24 (6939 9924 131143) 175.184.241.0/24 6939 9924 131143 - Withdrawn - aggregated with 175.184.240.0/24 (6939 9924 131143) 175.184.242.0/24 6939 4780 131143 175.184.243.0/24 6939 9924 131143 175.184.244.0/22 6939 4780 131143 + Announce - aggregate of 175.184.244.0/23 (6939 4780 131143) and 175.184.246.0/23 (6939 4780 131143) 175.184.244.0/24 6939 4780 131143 - Withdrawn - aggregated with 175.184.245.0/24 (6939 4780 131143) 175.184.245.0/24 6939 4780 131143 - Withdrawn - aggregated with 175.184.244.0/24 (6939 4780 131143) 175.184.246.0/24 6939 4780 131143 - Withdrawn - aggregated with 175.184.247.0/24 (6939 4780 131143) 175.184.247.0/24 6939 4780 131143 - Withdrawn - aggregated with 175.184.246.0/24 (6939 4780 131143)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS131143 15 More Specifics 17 Total Advertisements CHINATRUST-AS-TW Chinatrust Commercial Bank, TW
103.126.164.0/24 103.126.164.0/22
175.184.240.0/22 175.184.240.0/21
175.184.240.0/23 175.184.240.0/21
175.184.240.0/24 175.184.240.0/21
175.184.241.0/24 175.184.240.0/21
175.184.242.0/23 175.184.240.0/21
175.184.242.0/24 175.184.240.0/21
175.184.243.0/24 175.184.240.0/21
175.184.244.0/22 175.184.240.0/21
175.184.244.0/23 175.184.240.0/21
175.184.244.0/24 175.184.240.0/21
175.184.245.0/24 175.184.240.0/21
175.184.246.0/23 175.184.240.0/21
175.184.246.0/24 175.184.240.0/21
175.184.247.0/24 175.184.240.0/21
whois: 402603
IANA has recorded AS131143 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS131143\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS131072 - AS132095'
as-block: AS131072 - AS132095
descr: APNIC 32-bit ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2009-09-29T05:34:08Z
source: APNIC
role: APNIC Hostmaster
address: 6 Cordelia Street
address: South Brisbane
address: QLD 4101
country: AU
phone: +61 7 3858 3100
fax-no: +61 7 3858 3199
e-mail: helpdesk@apnic.net
admin-c: AMS11-AP
tech-c: AH256-AP
nic-hdl: HM20-AP
remarks: Administrator for APNIC
notify: hostmaster@apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC
% Information related to 'AS131142 - AS131151'
as-block: AS131142 - AS131151
descr: TWNIC-TW-4-byte-AS-BLOCK1
descr: These AS numbers are further assigned by TWNIC
descr: to TWNIC members
country: TW
admin-c: TWA2-AP
tech-c: TWA2-AP
mnt-by: MAINT-TW-TWNIC
mnt-lower: MAINT-TW-TWNIC
last-modified: 2009-08-07T04:27:50Z
source: APNIC
role: TWNIC Whois Administrator
address: Taiwan Network Information Center
address: 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist.,
address: Taipei, Taiwan, 105
country: TW
phone: +886-2-25289696
fax-no: +886-2-25287756
e-mail: hostmaster@twnic.net.tw
admin-c: ck373-AP
tech-c: TW922-AP
tech-c: NS10-AP
nic-hdl: TWA2-AP
notify: hostmaster@twnic.net.tw
mnt-by: MAINT-TW-TWNIC
last-modified: 2020-01-02T03:54:20Z
source: APNIC
% Information related to 'AS131143'
% Abuse contact for 'AS131143' is 'charles.huang@ctbcbank.com'
aut-num: AS131143
as-name: ChinaTrust-AS-TW
descr: Chinatrust Commercial Bank
descr: 3F., No.16, Yongji Rd
descr: Taipei Taiwan 110
country: TW
import: from AS9416 action pref=100; accept ANY
import: from AS3462 action pref=100; accept ANY
import: from AS9924 action pref=100; accept ANY
export: to AS9416 announce AS131143
export: to AS3462 announce AS131143
export: to AS9924 announce AS131143
default: to AS9924 action pref=10;networks ANY
default: to AS3462 action pref=20;networks ANY
default: to AS9416 action pref=20;networks ANY
admin-c: KHc4-AP
tech-c: KHc4-AP
abuse-c: AT939-AP
mnt-by: MAINT-TW-TWNIC
mnt-irt: IRT-CHINATRUST-TW
last-modified: 2025-11-06T09:29:31Z
source: APNIC
irt: IRT-CHINATRUST-TW
address: Chinatrust Commercial Bank
address: 3F., No.16, Yongji Rd
address: Taipei Taiwan 110
e-mail: charles.huang@ctbcbank.com
abuse-mailbox: charles.huang@ctbcbank.com
admin-c: SKC25-AP
tech-c: CH2290-AP
auth: # Filtered
mnt-by: MAINT-TW-TWNIC
last-modified: 2025-11-06T07:14:11Z
source: APNIC
role: ABUSE TWNICAP
country: ZZ
address: 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan
phone: +000000000
e-mail: hostmaster@twnic.tw
admin-c: TWA2-AP
tech-c: TWA2-AP
nic-hdl: AT939-AP
remarks: Generated from irt object IRT-TWNIC-AP
remarks: hostmaster@twnic.tw was validated on 2025-05-23
abuse-mailbox: hostmaster@twnic.tw
mnt-by: APNIC-ABUSE
last-modified: 2025-05-23T00:02:10Z
source: APNIC
person: Kuo Hua chang
nic-hdl: KHc4-AP
e-mail: kuohua.chang@chinatrust.com.tw
address: 3F., No.16, Yongji Rd
address: Taipei , 110, R.O.C
phone: +886-2-87878818 ext. 2765
fax-no: +886-2-87878198
country: TW
mnt-by: MAINT-TW-TWNIC
last-modified: 2009-02-17T08:15:17Z
source: APNIC
% Information related to 'AS131072 - AS132095'
as-block: AS131072 - AS132095
descr: APNIC 32-bit ASN block
admin-c: IA55-AP
tech-c: IH123-AP
mnt-by: MNT-APJII-ID
mnt-lower: MNT-APJII-ID
last-modified: 2026-02-25T07:12:54Z
source: IDNIC
role: ID-NIC ADMINISTRATORS
address: Indonesian Network Information Center
address: ID-NIC
address: Cyber Building 11th Floor
address: Jakarta 12710
country: ID
phone: +62-21-52960634
fax-no: +62-21-52960635
e-mail: hostmaster@idnic.net
admin-c: IH288-AP
tech-c: IH288-AP
nic-hdl: IA55-AP
notify: hostmaster@idnic.net
mnt-by: MNT-APJII-ID
last-modified: 2026-02-25T04:06:45Z
source: IDNIC
role: ID-NIC HOSTMASTERS
address: Indonesian Network Information Center
address: ID-NIC
address: Cyber Building 11th Floor
address: Jakarta 12710
country: ID
phone: +62-21-52960634
fax-no: +62-21-52960635
e-mail: hostmaster@idnic.net
remarks: spam and abuse report : abuse@apjii.or.id
remarks: technical and routing : support@apjii.or.id
remarks: administrative request : admin@apjii.or.id
remarks: IDNIC hostmasters role object
admin-c: IH1-AP
tech-c: IH1-AP
nic-hdl: IH123-AP
notify: hostmaster@idnic.net
mnt-by: MNT-APJII-ID
last-modified: 2024-07-10T05:48:59Z
source: IDNIC
% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)