ASN Lookup Tool

% [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 'AS23839 - AS23853'

as-block:       AS23839 - AS23853
descr:          CNNIC ASN block
country:        CN
remarks:        These AS numbers are further assigned by CNNIC
remarks:        to CNNIC members and end-users in China
admin-c:        IPAS1-AP
tech-c:         IPAS1-AP
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CNNIC-AP
last-modified:  2008-09-04T06:40:26Z
source:         APNIC

role:           CNNIC IPAS CONFEDERATION
address:        No.4, Zhongguancun No.4 South Street,
address:        Haidian District, Beijing
country:        CN
phone:          +86-010-58813000
fax-no:         +86-010-58813075
e-mail:         ipas@cnnic.cn
admin-c:        IP50-AP
tech-c:         IP50-AP
nic-hdl:        IPAS1-AP
mnt-by:         MAINT-CNNIC-AP
last-modified:  2013-09-12T07:40:01Z
source:         APNIC

% Information related to 'AS23841'

% Abuse contact for 'AS23841' is '82716589@qq.com'

aut-num:        AS23841
as-name:        TJBTN
descr:          6/F, No.3 Huatian Road, New Technology Industry Area
descr:          Tianjin P.R.China
admin-c:        XH58-AP
tech-c:         BW167-AP
abuse-c:        AC1601-AP
country:        CN
mnt-by:         MAINT-CNNIC-AP
mnt-lower:      MAINT-CNNIC-AP
mnt-routes:     MAINT-CNNIC-AP
mnt-irt:        IRT-TJBTN-CN
last-modified:  2021-11-01T07:43:53Z
source:         APNIC

irt:            IRT-TJBTN-CN
address:        6/F, No.3 Huatian Road, New Technology Industry Tianjin China
e-mail:         82716589@qq.com
abuse-mailbox:  82716589@qq.com
admin-c:        XH58-AP
tech-c:         BW167-AP
auth:           # Filtered
mnt-by:         MAINT-CNNIC-AP
last-modified:  2025-11-18T00:34:36Z
source:         APNIC

role:           ABUSE CNNICCN
country:        ZZ
address:        Beijing, China
phone:          +000000000
e-mail:         ipas@cnnic.cn
admin-c:        IP50-AP
tech-c:         IP50-AP
nic-hdl:        AC1601-AP
remarks:        Generated from irt object IRT-CNNIC-CN
remarks:        ipas@cnnic.cn is invalid
abuse-mailbox:  ipas@cnnic.cn
mnt-by:         APNIC-ABUSE
last-modified:  2025-09-19T17:20:32Z
source:         APNIC

person:         Birong Wang
nic-hdl:        BW167-AP
e-mail:         wangbr@sohu.com
address:        12/F, Tiandatiancai edifice
address:        No.1 RongYuan Road,
address:        New Technology Industry Area
address:        Tianjin P.R.China
phone:          +86-022-83719988-7406
fax-no:         +86-022-83710881
country:        CN
mnt-by:         MAINT-CN-BIRONG
last-modified:  2008-09-04T07:30:48Z
source:         APNIC

person:         XU HONGTAO
address:        6/F, No.3 Huatian Road, New Technology Industry Area
address:        Tianjin P.R.China
country:        CN
phone:          +86-22-23601763
fax-no:         +86-22-23602342
e-mail:         wangbr@mail.tjbtn.net
nic-hdl:        XH58-AP
mnt-by:         MAINT-CNNIC-AP
last-modified:  2008-09-04T07:29:21Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-UK2)