ASN Lookup Tool

Taiwan Intelligent Fiber Optic Network Co.,Ltd. twnic.net.tw TW TW 78 Routes

AS Data

AS131584

AS131584Taiwan Intelligent Fiber Optic Network Co.,Ltd.

AS Number 131584
AS Name TAIFO-AS-TW
Organization Taiwan Intelligent Fiber Optic Network Co.,Ltd.(TAIFO-AS-TW)
Country TW
Website twnic.net.tw
Number of IPv4 Routes 54
Number of IPv6 Routes 24
ASN type BUSINESS
Registry APNIC
Date Allocated N/A

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Use ASN data for AS131584 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
101.3.48.0/21 2048
103.226.214.0/24 256
210.203.52.0/24 256
101.3.11.0/24 256
106.105.183.0/24 256
111.235.241.0/24 256
2400:4e80:79fd:1100::/64 ~18×10¹⁸
111.235.224.0/21 2048
111.235.192.0/20 4096
101.3.2.0/24 256

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 'AS131584 - AS131639'

as-block:       AS131584 - AS131639
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:  2025-02-11T03:29:09Z
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 'AS131584'

% Abuse contact for 'AS131584' is 'oreo.chao@taifo.com.tw'

aut-num:        AS131584
as-name:        TAIFO-AS-TW
descr:          Taiwan Intelligent Fiber Optic Network Co.,Ltd.
descr:          No.3, Ln12, Wuquan 3rd.,
descr:          New Taipei City Taiwan 242
country:        TW
import:         from AS17709 action pref=100; accept ANY
import:         from AS17710 action pref=100; accept ANY
export:         to AS17709 announce AS131584
export:         to AS17710 announce AS131584
default:        to AS17709 action pref=100; networks ANY
admin-c:        OL85-AP
tech-c:         OL85-AP
abuse-c:        AT939-AP
mnt-lower:      MAINT-TW-TWNIC
mnt-by:         MAINT-TW-TWNIC
mnt-irt:        IRT-TAIFO7716-TW
last-modified:  2025-11-06T09:29:55Z
source:         APNIC

irt:            IRT-TAIFO7716-TW
address:        Taiwan Intelligent Fiber Optic Network Co.,Ltd.
address:        No.219, FuHui Rd., HsinChung Dist.
address:        New Taipei City
phone:          +886-9-1021-0511
e-mail:         oreo.chao@taifo.com.tw
abuse-mailbox:  oreo.chao@taifo.com.tw
admin-c:        TR560-AP
tech-c:         TR560-AP
remarks:        (oid:TAIFO7716)
mnt-by:         MAINT-TW-TWNIC
last-modified:  2025-11-06T07:49:28Z
source:         APNIC
auth:           # Filtered

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:         Oreo Lin
nic-hdl:        OL85-AP
e-mail:         oreo.lin@taifo.com.tw
address:        No.3, Ln12, Wuquan 3rd.,
address:        New Taipei City, 242, R.O.C
phone:          +886-2-77162666#8768
fax-no:         +886-2-77161068
country:        TW
mnt-by:         MAINT-TW-TWNIC
last-modified:  2012-11-16T08:28:02Z
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-UK2)

Parsed Whois Response

Peers

AS Number Description Country
AS24482 SG.GS SG
AS55720 Gigabit Hosting Sdn Bhd MY
AS17709 Asia Pacific Telecom TW
AS134823 Sky Digital Co., Ltd. TW
AS9002 RETN Limited GB
AS10133 Chief Telecom Inc. TW
AS3462 Chunghwa Telecom Co., Ltd. TW
AS3462 Data Communication Business Group TW
AS7713 Telekomunikasi Indonesia PT ID
AS57304 JSC "RetnNet" RU

Upstreams

AS Number Description Country
AS18046 DongFong Technology Co. Ltd. TW
AS17709 Asia Pacific Telecom TW
AS9002 RETN Limited GB
AS10133 Chief Telecom Inc. TW
AS57304 JSC RetnNet RU
AS3462 Chunghwa Telecom Co., Ltd. TW
AS17408 AboveNet Communications Taiwan Co., Ltd TW
AS7713 Telekomunikasi Indonesia PT ID
AS137409 GSL Networks Pty LTD AU
AS4780 Digital United Inc. TW

Downstreams

AS Number Description Country
AS18411 EDT Network Services Limited Co,Ltd. TW

Contacts

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Frequently Asked Questions

ASN AS131584 is an Autonomous System Number used to identify a network for BGP internet routing.
AS131584 is listed under Taiwan Intelligent Fiber Optic Network 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.