23875 CSL-AS-AP CSL Limited, HK
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS3491 PCCWG-APAC-HK PCCW Global HK Ltd., HK
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 30459 AS23875 ORIGIN Originate: 1536 /21.42 Transit: 0 /0.00 CSL-AS-AP CSL Limited, HK
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 % 37130 AS23875 CSL-AS-AP CSL Limited, HK 6 0 0 6 0 0.00% Prefix AS Path Aggregation Suggestion 63.216.59.0/24 4777 2516 3491 23875 63.216.61.0/24 4608 7575 3491 23875 63.216.62.0/24 4608 7575 3491 23875 202.6.94.0/24 4777 2516 3491 23875 23875 23875 202.164.27.0/24 4777 2516 3491 23875 23875 23875 203.29.222.0/24 4608 7575 3491 23875
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS23875 3 More Specifics 6 Total Advertisements CSL-AS-AP CSL Limited, HK
63.216.59.0/24 63.216.0.0/13
63.216.61.0/24 63.216.0.0/13
63.216.62.0/24 63.216.0.0/13
whois: 402332
IANA has recorded AS23875 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS23875\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS23552 - AS24575'
as-block: AS23552 - AS24575
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
remarks: AS23889 has been transfered to AfriNIC
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2009-09-29T06:04:16Z
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 'AS23854 - AS23944'
as-block: AS23854 - AS23944
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: 2008-09-04T06:40:26Z
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 'AS23875'
% Abuse contact for 'AS23875' is 'henry.ts.yang@hkcsl.com'
aut-num: AS23875
as-name: CSL-AS-AP
descr: CSL Limited
country: HK
import: from AS17444 action pref=100; accept ANY
import: from AS9304 action pref=50; accept ANY
export: to AS17444 announce AS23875
export: to AS9304 announce AS23875
default: to AS17444 action pref=10; networks ANY
org: ORG-CL8-AP
admin-c: DC516-AP
tech-c: RC394-AP
abuse-c: AN755-AP
notify: henry.ts.yang@hkcsl.com
mnt-lower: MAINT-HK-NWPCS
mnt-routes: MAINT-HK-NWPCS
mnt-by: APNIC-HM
mnt-irt: IRT-NWPCS-HK
last-modified: 2020-06-22T04:59:57Z
source: APNIC
irt: IRT-NWPCS-HK
address: Units 501-508, Level 5,Cyberport 3, Phase CII,
address: 100 Cyberport Road
address: Hong Kong
e-mail: henry.ts.yang@hkcsl.com
abuse-mailbox: henry.ts.yang@hkcsl.com
admin-c: DC515-AP
tech-c: RC392-AP
auth: # Filtered
remarks: henry.ts.yang@hkcsl.com was validated on 2026-02-04
mnt-by: MAINT-HK-NWPCS
last-modified: 2026-02-04T00:33:30Z
source: APNIC
organisation: ORG-CL8-AP
org-name: CSL Limited
org-type: LIR
country: HK
address: 39/F, PCCW Tower
address: Taikoo Place
address: 979 King's Road
address: Quarry Bay
phone: +852-2883-6177
fax-no: +852-2511-8156
e-mail: Kwok-Wa.KW2@pccw.com
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2023-09-05T02:14:55Z
source: APNIC
role: ABUSE NWPCSHK
country: ZZ
address: Units 501-508, Level 5,Cyberport 3, Phase CII,
address: 100 Cyberport Road
address: Hong Kong
phone: +000000000
e-mail: henry.ts.yang@hkcsl.com
admin-c: DC515-AP
tech-c: RC392-AP
nic-hdl: AN755-AP
remarks: Generated from irt object IRT-NWPCS-HK
remarks: henry.ts.yang@hkcsl.com was validated on 2026-02-04
abuse-mailbox: henry.ts.yang@hkcsl.com
mnt-by: APNIC-ABUSE
last-modified: 2026-02-04T00:34:13Z
source: APNIC
person: Daniel Chan
nic-hdl: DC516-AP
e-mail: dkhchan@nwmobile.com
address: 17/F, Chevalier Commercial Centre,
address: 8 Wang Hoi Road, Kowloon Bay,
address: Hong Kong
phone: +852-3111-8888
fax-no: +852-2133-2115
country: HK
mnt-by: MAINT-HK-NWPCS
last-modified: 2008-09-04T07:29:20Z
source: APNIC
person: Roger Chung
nic-hdl: RC394-AP
e-mail: rogerchung@wafersystems.com
address: 901, MLC Millennia Plaza,
address: 663 King's RD,
address: North Point, HK
phone: +852-2187-2883
fax-no: +852-2889-1231
country: hk
mnt-by: MAINT-HK-NWPCS
last-modified: 2008-09-04T07:29:20Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.36-SNAPSHOT (WHOIS-AU5)