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

% Information related to '240a:4000::/21'

% Abuse contact for '240a:4000::/21' is 'wangxinran@cbn.cn'

inet6num:       240a:4000::/21
netname:        CBN-CN
descr:          China Broadcasting Network Corporation Ltd.
descr:          No.10 Baiyun Road, Xicheng District, Beijing
country:        CN
org:            ORG-CINI1-AP
admin-c:        YW6871-AP
tech-c:         JS4056-AP
abuse-c:        AC1601-AP
status:         ALLOCATED PORTABLE
mnt-by:         MAINT-CNNIC-AP
mnt-irt:        IRT-CBN-CN-CN
mnt-lower:      MAINT-CNNIC-AP
mnt-routes:     MAINT-CNNIC-AP
last-modified:  2023-11-28T00:57:52Z
source:         APNIC

irt:            IRT-CBN-CN-CN
address:        NO.42 Ling Jing Hutong,Xicheng District
e-mail:         wangxinran@cbn.cn
abuse-mailbox:  wangxinran@cbn.cn
admin-c:        CBNC1-AP
tech-c:         CBNC1-AP
auth:           # Filtered
mnt-by:         MAINT-CNNIC-AP
last-modified:  2021-07-01T08:21:25Z
source:         APNIC

organisation:   ORG-CINI1-AP
org-name:       China Internet Network Information Center
org-type:       NIR
country:        CN
address:        Floor1, Building No.1 C/-Chinese Academy of Sciences
address:        4, South 4th Street
address:        Haidian District,
phone:          +86-10-58813000
fax-no:         +86-10-58813075
e-mail:         ipservice@cnnic.cn
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T01:49:56Z
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:         Yang Xu
address:        No.10 Baiyun Road, Xicheng District, Beijing
country:        CN
phone:          +86-15611030112
e-mail:         15611030112@163.com
nic-hdl:        JS4056-AP
mnt-by:         MAINT-CNNIC-AP
last-modified:  2017-12-26T06:05:53Z
source:         APNIC

person:         Du WuGong
address:        No.10 Baiyun Road, Xicheng District, Beijing
country:        CN
phone:          +86-18910181213
e-mail:         duwugong@qq.com
nic-hdl:        YW6871-AP
mnt-by:         MAINT-CNNIC-AP
last-modified:  2017-12-26T06:05:53Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-AU4)

b'
; <<>> DiG 9.11.3-1ubuntu1.15-Ubuntu <<>> 240a:42c3:C802:8a8:a079:f4ff:fefd:b317
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 52628
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 65494
;; QUESTION SECTION:
;240a:42c3:C802:8a8:a079:f4ff:fefd:b317.	IN A

;; Query time: 0 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Tue Oct 07 18:20:33 CST 2025
;; MSG SIZE  rcvd: 67

'

Host 7.1.3.b.d.f.e.f.f.f.4.f.9.7.0.a.8.a.8.0.2.0.8.c.3.c.2.4.a.0.4.2.ip6.arpa not found: 3(NXDOMAIN)

Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 7.1.3.b.d.f.e.f.f.f.4.f.9.7.0.a.8.a.8.0.2.0.8.c.3.c.2.4.a.0.4.2.ip6.arpa: NXDOMAIN