4782 GSNET Data Communication Business Group, TW
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS3462 HINET Data Communication Business Group, TW
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 745 AS4782 ORIGIN Originate: 430848 /13.28 Transit: 0 /0.00 GSNET Data Communication Business Group, 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 % 12111 AS4782 GSNET Data Communication Business Group, TW 17 4 1 14 3 17.65% Prefix AS Path Aggregation Suggestion 61.57.32.0/19 4777 2516 3462 4782 61.60.0.0/17 4777 2516 3462 4782 61.67.64.0/19 4777 2516 3462 4782 103.160.86.0/23 4777 2516 3462 4782 117.56.0.0/16 4777 2516 3462 4782 117.56.0.0/18 4777 2516 3462 4782 - Withdrawn - matching aggregate 117.56.0.0/16 4777 2516 3462 4782 124.199.64.0/19 4777 2516 3462 4782 124.199.96.0/20 4777 2516 3462 4782 163.29.0.0/16 4777 2516 3462 4782 203.65.0.0/17 4777 2516 3462 4782 203.65.128.0/19 4777 2516 3462 4782 210.69.0.0/16 4777 2516 3462 4782 210.69.234.0/24 4777 2516 3462 4782 - Withdrawn - matching aggregate 210.69.0.0/16 4777 2516 3462 4782 210.241.0.0/17 4777 2516 3462 4782 211.79.128.0/18 4777 2516 3462 4782 + Announce - aggregate of 211.79.128.0/19 (4777 2516 3462 4782) and 211.79.160.0/19 (4777 2516 3462 4782) 211.79.128.0/19 4777 2516 3462 4782 - Withdrawn - aggregated with 211.79.160.0/19 (4777 2516 3462 4782) 211.79.160.0/19 4777 2516 3462 4782 - Withdrawn - aggregated with 211.79.128.0/19 (4777 2516 3462 4782) 223.200.0.0/16 4777 2516 3462 4782
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS4782 8 More Specifics 17 Total Advertisements GSNET Data Communication Business Group, TW
61.57.32.0/19 61.56.0.0/14
61.60.0.0/17 61.60.0.0/16
117.56.0.0/18 117.56.0.0/16
163.29.0.0/16 163.16.0.0/12
210.69.0.0/16 210.68.0.0/15
210.69.234.0/24 210.68.0.0/15
211.79.128.0/19 211.79.0.0/16
211.79.160.0/19 211.79.0.0/16
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 210.69.234.0/24 Announced
whois: 402332
IANA has recorded AS4782 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS4782\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS4608 - AS4865'
as-block: AS4608 - AS4865
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: 2019-05-20T03:52:26Z
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 'AS4780 - AS4783'
as-block: AS4780 - AS4783
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: 2017-06-29T23:47:07Z
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 'AS4782'
% Abuse contact for 'AS4782' is 'egov@service.gov.tw'
aut-num: AS4782
as-name: GSNET
descr: Data Communication Business Group
descr: Chunghwa Telecom Co., Ltd.
descr: Taipei Taiwan
country: TW
import: from AS1239 action pref=100; accept ANY AND NOT {0.0.0.0/0}
import: from AS7018 action pref=80; accept ANY AND NOT {0.0.0.0/0}
export: to AS1239 announce AS-HINET
export: to AS7018 announce AS-HINET
default: to AS1239 action pref=100; networks ANY
default: to AS7018 action pref=80; networks ANY
admin-c: CY80-AP
tech-c: CY80-AP
abuse-c: AT939-AP
mnt-by: MAINT-TW-TWNIC
mnt-irt: IRT-GSN-TW
last-modified: 2025-11-06T09:05:59Z
source: APNIC
irt: IRT-GSN-TW
address: Government Service Network (GSN)
address: No.21-3, Sec. 1, Xinyi Rd., Zhongzheng Dist., Taipei City 100, Taiwan
address: Taipei Taiwan 100
e-mail: egov@service.gov.tw
abuse-mailbox: egov@service.gov.tw
admin-c: GN75-AP
tech-c: GN75-AP
auth: # Filtered
mnt-by: MAINT-TW-TWNIC
last-modified: 2025-11-06T07:19:31Z
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: Chung-Yung Kang
address: 21, Section 1, Hsin-Yi Road,
address: Taipei, Taiwan 100, R.O.C.
country: TW
phone: +886-2-23223442
fax-no: +886-2-23955671
e-mail: cykang@ms1.hinet.net
nic-hdl: CY80-AP
notify: cykang@ms1.hinet.net
mnt-by: MAINT-NEW
last-modified: 2008-09-04T07:29:19Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.36-SNAPSHOT (WHOIS-AU5)