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

% [whois.apnic.net]
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% Information related to 'MAINT-CHINANET-CN'

mntner:         MAINT-CHINANET-CN
descr:          CHINANET core WAN AS
descr:          Connect to Sprint Intl. & other ISP
admin-c:        WJ1-CN
tech-c:         WJ1-CN
tech-c:         DS1-CN
upd-to:         zhang@usai.asiainfo.com
auth:           # Filtered
notify:         zhang@usai.asiainfo.com
mnt-by:         MAINT-CHINANET-CN
referral-by:    APNIC-HM
last-modified:  2018-12-06T10:10:18Z
source:         APNIC

person:         David Stanton
address:        Sprint Interenational
address:        Operations Manager (China)
address:        POLY PLAZA Room 477
address:        14 Dong Zhimen Nandajie
address:        Dongcheng District
address:        Beijing 100027
address:        CN
country:        CN
phone:          +861-501-1272
fax-no:         +861-501-1323
e-mail:         DStanton@HQ.SI.NET
nic-hdl:        DS1-CN
notify:         dbmon@apnic.net
mnt-by:         MAINT-NULL
last-modified:  2011-12-22T05:50:11Z
source:         APNIC

person:         Wan Jun
address:        Data Communications Bureau
address:        Ministry of Post and telecomunications
address:        40, Xue Yuan Lu
address:        Beijing 100083
address:        CN
country:        CN
phone:          +861-201-2994
fax-no:         +861-205-3995
e-mail:         junwan@ns.bta.net.cn
nic-hdl:        WJ1-CN
notify:         dbmon@apnic.net
mnt-by:         MAINT-NULL
last-modified:  2011-12-22T05:50:11Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-AU2)

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