% APNIC found the following authoritative answer from: whois.apnic.net



% [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 'AS24214 - AS24247'

as-block:       AS24214 - AS24247
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 'AS24239'

% Abuse contact for 'AS24239' is 'twd2.me+abuse@gmail.com'

aut-num:        AS24239
as-name:        TWD2-NET-AS-AP
descr:          TWD2 Education and Research Network
country:        CN
org:            ORG-TEAR2-AP
sponsoring-org: ORG-TI19-AP
admin-c:        TNN4-AP
tech-c:         TNN4-AP
abuse-c:        AT954-AP
mnt-routes:     MAINT-TWD2
mnt-by:         APNIC-HM
mnt-irt:        IRT-TWD2
last-modified:  2023-09-05T03:53:48Z
source:         APNIC

irt:            IRT-TWD2
address:        FIT 1-213, Tsinghua University, Beijing, China
e-mail:         twd2.me@gmail.com
abuse-mailbox:  twd2.me+abuse@gmail.com
admin-c:        TNN4-AP
tech-c:         TNN4-AP
auth:           # Filtered
remarks:        twd2.me+abuse@gmail.com was validated on 2025-11-11
remarks:        twd2.me@gmail.com was validated on 2025-12-16
mnt-by:         MAINT-TWD2
mnt-by:         MAINT-SOHA
last-modified:  2025-12-16T17:19:31Z
source:         APNIC

organisation:   ORG-TEAR2-AP
org-name:       TWD2 Education and Research Network
org-type:       OTHER
address:        FIT 1-213, Tsinghua University, Beijing, China
country:        CN
phone:          +8618411006610
e-mail:         twd2@163.com
admin-c:        TNN4-AP
tech-c:         TNN4-AP
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T03:53:47Z
source:         APNIC

role:           ABUSE TWD2
country:        ZZ
address:        FIT 1-213, Tsinghua University, Beijing, China
phone:          +000000000
e-mail:         twd2.me@gmail.com
admin-c:        TNN4-AP
tech-c:         TNN4-AP
nic-hdl:        AT954-AP
remarks:        Generated from irt object IRT-TWD2
remarks:        twd2.me+abuse@gmail.com was validated on 2025-11-11
remarks:        twd2.me@gmail.com was validated on 2025-12-16
abuse-mailbox:  twd2.me+abuse@gmail.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-12-16T17:19:44Z
source:         APNIC

role:           TWD2 Network NOC
address:        FIT 1-213, Tsinghua University, Beijing, China
country:        CN
phone:          +8618411006610
e-mail:         twd2@163.com
e-mail:         twd2.me@gmail.com
admin-c:        TNN4-AP
tech-c:         TNN4-AP
nic-hdl:        TNN4-AP
mnt-by:         MAINT-TH-CN
mnt-by:         MAINT-TWD2
last-modified:  2023-06-30T11:20:02Z
abuse-mailbox:  twd2.me+abuse@gmail.com
source:         APNIC

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