This AS is not currently used to announce prefixes in the global routing table, nor is it used as a visible transit AS.
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS17712 6 More Specifics 7 Total Advertisements CCU-TW National Chung Cheng University, TW
120.113.0.0/16 120.96.0.0/11
120.123.0.0/18 120.96.0.0/11
140.123.0.0/16 140.120.0.0/13
140.125.0.0/16 140.120.0.0/13
163.27.0.0/16 163.16.0.0/12
163.28.96.0/20 163.16.0.0/12
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 120.113.0.0/16 Announced
+ 120.123.0.0/18 Announced
+ 140.123.0.0/16 Announced
+ 140.125.0.0/16 Announced
+ 140.130.0.0/16 Announced
+ 163.27.0.0/16 Announced
+ 163.28.96.0/20 Announced
whois: 402609
IANA has recorded AS17712 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS17712\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS17653 - AS18431'
as-block: AS17653 - AS18431
descr: APNIC 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: 2019-01-08T23:19:07Z
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 'AS17709 - AS17718'
as-block: AS17709 - AS17718
descr: TWNIC-TW-AS-BLOCK
remarks: These AS numbers are further assigned by TWNIC
remarks: to TWNIC members
admin-c: TWA2-AP
tech-c: TWA2-AP
mnt-by: APNIC-HM
mnt-lower: MAINT-TW-TWNIC
last-modified: 2017-06-29T23:47:09Z
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 'AS17712'
% Abuse contact for 'AS17712' is 'noc@mail.moe.gov.tw'
aut-num: AS17712
as-name: CCU-TW
descr: National Chung Cheng University
descr: Chiayi, Taiwan
country: TW
import: from AS3462 action pref=100; accept ANY
import: from AS1659 action pref=100; accept ANY
import: from AS7539 action pref=100; accept ANY
export: to AS3462 announce AS17712
export: to AS1659 announce AS17712
export: to AS7539 announce AS17712
default: to AS1659 action pref=5; networks ANY
default: to AS7539 action pref=10; networks ANY
admin-c: SC468-AP
tech-c: TW112-AP
abuse-c: AT939-AP
mnt-by: MAINT-TW-TWNIC
mnt-irt: IRT-TANET-TW
last-modified: 2025-11-06T09:08:27Z
source: APNIC
irt: IRT-TANET-TW
address: Ministry of Education computer Center
address: 12F, No 106, Sec. 2, Heping E. Rd., Taipei
e-mail: noc@mail.moe.gov.tw
abuse-mailbox: noc@mail.moe.gov.tw
admin-c: TWA2-AP
tech-c: TWA2-AP
auth: # Filtered
mnt-by: MAINT-TW-TWNIC
last-modified: 2025-11-06T07:51:48Z
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: Steve Chiang
address: National Chung Cheng University
address: Chiayi, Taiwan
country: TW
phone: +886-5-272-0480
fax-no: +886-5-272-0485
e-mail: steve@ccu.edu.tw
nic-hdl: SC468-AP
mnt-by: MAINT-TW-TWNIC
last-modified: 2008-09-04T07:29:18Z
source: APNIC
person: Teiah-Shown Wang
address: National Chung Cheng University
address: Chiayi, Taiwan
country: TW
phone: +886-5-272-0480
fax-no: +886-5-272-0485
e-mail: tswang@ccu.edu.tw
nic-hdl: TW112-AP
mnt-by: MAINT-TW-TWNIC
last-modified: 2008-09-04T07:29:18Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU4)