ASN Lookup Tool

Yuan Jhen Info., Co., Ltd twnic.net.tw TW TW 22 Routes

AS Data

AS131149

AS131149Yuan Jhen Info., Co., Ltd

AS Number 131149
AS Name YUANJHEN-AS-TW
Organization Yuan Jhen Info., Co., Ltd()
Country TW
Website twnic.net.tw
Number of IPv4 Routes 20
Number of IPv6 Routes 2
ASN type BUSINESS
Registry APNIC
Date Allocated N/A

ASN Intelligence API for production workflows

Use ASN data for AS131149 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
103.1.220.0/23 512
202.12.78.0/23 512
103.123.196.0/22 1024
103.1.222.0/23 512
103.17.8.0/22 1024
43.254.16.0/22 1024
103.1.220.0/22 1024
103.17.8.0/24 256
2407:7100::/32 ~79×10²⁷
43.254.16.0/23 512

Raw Whois Response

% [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

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-US2)

Parsed Whois Response

Peers

AS Number Description Country
AS24482 SG.GS SG
AS9919 New Century InfoComm Tech Co., Ltd. TW
AS32595 Liberally Network, LLC US
AS6939 Hurricane Electric LLC US
AS3462 Data Communication Business Group TW
AS215172 JianyueLab Ltd. GB
AS2914 NTT America, Inc. US
AS14537 Continent 8 LLC US
AS213605 Liu HaoRan CN
AS4780 Digital United Inc. TW

Upstreams

AS Number Description Country
AS18041 Taiwna Digital Streaming Co. TW
AS6939 Hurricane Electric LLC US
AS2914 NTT America, Inc. US
AS174 Cogent Communications, LLC US
AS9676 SaveCom Internation Inc. TW
AS137409 GSL Networks Pty LTD AU
AS4780 Digital United Inc. TW

Downstreams

AS Number Description Country
AS10099 China Unicom Hong Kong Operations Limited HK
AS57976 Blizzard Entertainment, Inc US
AS131630 Lazco Corporation TW
AS215256 Ming Lin Yu TW
AS3462 Chunghwa Telecom Co., Ltd. TW
AS150756 Floppy Ltd. TW
AS9917 Li Jing Info Limited TW
AS137409 GSL Networks Pty LTD AU

Contacts

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Frequently Asked Questions

ASN AS131149 is an Autonomous System Number used to identify a network for BGP internet routing.
AS131149 is listed under Yuan Jhen Info., Co., Ltd.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.