AbuseIPDB » WHOIS 203.91.121.252

203.91.121.252 IP Address Information

ISP Network Technology Experiment Validation and Demonstration Center
Usage Type University/College/School
Domain Name cernet.edu.cn
Country πŸ‡¨πŸ‡³ China
City Beijing, Beijing

Raw Whois Results for 203.91.121.252

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to '203.91.120.0 - 203.91.127.255'

% Abuse contact for '203.91.120.0 - 203.91.127.255' is '[email protected]'

inetnum:        203.91.120.0 - 203.91.127.255
netname:        DRAGONLAB-CERNET
descr:          Network Technology Experiment Validation and Demonstration Center
descr:          FIT Center, Tsinghua University
descr:          Beijing 100084, China
country:        CN
admin-c:        CER-AP
tech-c:         CER-AP
abuse-c:        AC1685-AP
status:         ALLOCATED PORTABLE
remarks:        confederation member
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-irt:        IRT-CERNET-AP
last-modified:  2020-09-03T09:16:06Z
source:         APNIC

irt:            IRT-CERNET-AP
address:        Network Center,
address:        FIT-3-220, Tsinghua Univ
address:        Beijing 100084, China
phone:          +86-10-62784301
fax-no:         +86-10-62785933
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        CER-AP
tech-c:         CER-AP
auth:           # Filtered
remarks:        timezone GMT+8
remarks:        [email protected] was validated on 2026-09-10
mnt-by:         MAINT-CERNET-AP
last-modified:  2026-09-10T07:51:56Z
source:         APNIC

role:           ABUSE CERNETAP
country:        ZZ
address:        Network Center,
address:        FIT-3-220, Tsinghua Univ
address:        Beijing 100084, China
phone:          +86-10-62784301
e-mail:         [email protected]
admin-c:        CER-AP
tech-c:         CER-AP
nic-hdl:        AC1685-AP
remarks:        Generated from irt object IRT-CERNET-AP
remarks:        [email protected] was validated on 2026-09-10
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2026-09-10T07:52:32Z
source:         APNIC

role:           CERNET Helpdesk
address:        CERNET Center
address:        Beijing 100084, China
country:        CN
phone:          +86-10-6278-4049
fax-no:         +86-10-6278-5933
e-mail:         [email protected]
remarks:        [email protected]
admin-c:        XL1-CN
tech-c:         SZ2-AP
nic-hdl:        CER-AP
mnt-by:         MAINT-CERNET-AP
last-modified:  2020-09-03T09:14:12Z
source:         APNIC

% Information related to '203.91.120.0/21AS4538'

route:          203.91.120.0/21
descr:          CERNET
origin:         AS4538
mnt-by:         MAINT-CERNET-AP
last-modified:  2026-06-17T08:11:52Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-US2)


This page displays the publicly-available WHOIS data for 203.91.121.252, which belongs to an unknown organization.

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