131149 YUANJHEN-AS-TW Yuan-Jhen Info., Co., Ltd, TW
Adjacency: 5 Upstream: 4 Downstream: 1
Upstream Adjacent AS list
AS6939 HURRICANE - Hurricane Electric LLC, US
AS4780 SEEDNET Digital United Inc., TW
AS174 COGENT-174 - Cogent Communications, LLC, US
AS2914 NTT-DATA-2914 - NTT America, Inc., US
Downstream Adjacent AS list
AS150756 FLOPPY-AS-TW Floppy Ltd., TW
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 9901 AS131149 ORG+TRN Originate: 10752 /18.61 Transit: 512 /23.00 YUANJHEN-AS-TW Yuan-Jhen Info., Co., Ltd, 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 % 7689 AS131149 YUANJHEN-AS-TW Yuan-Jhen Info., Co., Ltd, TW 15 8 2 9 6 40.00% Prefix AS Path Aggregation Suggestion 43.254.16.0/22 4777 4713 2914 131149 43.254.16.0/22 4608 4826 6939 131149 + Announce - aggregate of 43.254.16.0/23 (4608 4826 6939 131149) and 43.254.18.0/23 (4608 4826 6939 131149) 43.254.16.0/23 4608 4826 6939 131149 - Withdrawn - aggregated with 43.254.18.0/23 (4608 4826 6939 131149) 43.254.18.0/23 4608 4826 6939 131149 - Withdrawn - aggregated with 43.254.16.0/23 (4608 4826 6939 131149) 103.1.220.0/22 4777 2497 2914 131149 103.1.220.0/23 4777 2497 2914 131149 - Withdrawn - matching aggregate 103.1.220.0/22 4777 2497 2914 131149 103.1.222.0/23 4777 2497 2914 131149 - Withdrawn - matching aggregate 103.1.220.0/22 4777 2497 2914 131149 103.17.8.0/22 4777 4713 2914 131149 103.17.8.0/22 4608 4826 6939 131149 + Announce - aggregate of 103.17.8.0/23 (4608 4826 6939 131149) and 103.17.10.0/23 (4608 4826 6939 131149) 103.17.8.0/23 4608 4826 6939 131149 - Withdrawn - aggregated with 103.17.10.0/23 (4608 4826 6939 131149) 103.17.10.0/23 4608 4826 6939 131149 - Withdrawn - aggregated with 103.17.8.0/23 (4608 4826 6939 131149) 103.123.192.0/22 4777 2516 2914 131149 103.123.196.0/22 4777 2516 174 131149 103.129.168.0/23 4777 4713 2914 131149 202.12.76.0/22 4777 4713 2914 131149 202.12.76.0/23 4777 4713 2914 131149 - Withdrawn - matching aggregate 202.12.76.0/22 4777 4713 2914 131149 202.12.78.0/23 4777 4713 2914 131149 - Withdrawn - matching aggregate 202.12.76.0/22 4777 4713 2914 131149
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS131149 11 More Specifics 15 Total Advertisements YUANJHEN-AS-TW Yuan-Jhen Info., Co., Ltd, TW
43.254.16.0/23 43.254.16.0/22
43.254.18.0/23 43.254.16.0/22
103.1.220.0/23 103.1.220.0/22
103.1.222.0/23 103.1.220.0/22
103.17.8.0/23 103.17.8.0/22
103.17.10.0/23 103.17.8.0/22
103.123.192.0/22 103.123.192.0/21
103.123.196.0/22 103.123.192.0/21
103.129.168.0/23 103.129.168.0/22
202.12.76.0/23 202.12.76.0/22
202.12.78.0/23 202.12.76.0/22
103.123.192.0/23 103.123.192.0/21
Prefixes added and withdrawn by this origin AS in the past 7 days.
- 103.123.192.0/23 Withdrawn
whois: 402332
IANA has recorded AS131149 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS131149\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 'AS131149'
% Abuse contact for 'AS131149' is 'chris@host.com.tw'
aut-num: AS131149
as-name: YUANJHEN-AS-TW
descr: Yuan-Jhen Info., Co., Ltd
descr: 12F., No.866-7, Zhongzheng Rd., Zhonghe Dist.,
descr: New Taipei City Taiwan 235
country: TW
import: from AS4780 action pref=200; accept ANY
import: from AS9919 action pref=100; accept ANY
export: to AS4780 announce AS131149
export: to AS9919 announce AS131149
default: to AS9919 action pref=100; networks ANY
admin-c: YN371-AP
tech-c: YN371-AP
abuse-c: AT939-AP
mnt-by: MAINT-TW-TWNIC
mnt-irt: IRT-YUANJHEN-TW
last-modified: 2025-11-06T09:29:49Z
source: APNIC
irt: IRT-YUANJHEN-TW
address: Yuan-Jhen Info., Co., Ltd
address: 12F., No.866-7, Zhongzheng Rd., Zhonghe Dist.,
address: New Taipei City, 235
e-mail: chris@host.com.tw
abuse-mailbox: chris@host.com.tw
admin-c: YC2393-AP
tech-c: YC2393-AP
auth: # Filtered
mnt-by: MAINT-TW-TWNIC
last-modified: 2025-11-06T07:55:47Z
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: YUANJHEN NOC
address: 12F., No.866-11, Zhongzheng Rd., Zhonghe Dist., New Taipei City, 235, R.O.C
country: TW
phone: +886-2-7753-7313
e-mail: abuse@twnoc.net
nic-hdl: YN371-AP
mnt-by: MAINT-TW-TWNIC
last-modified: 2023-02-10T08:13:55Z
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
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