City: unknown
Region: unknown
Country: China
Internet Service Provider: unknown
Hostname: unknown
Organization: unknown
Usage Type: unknown
% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to '42.244.0.0 - 42.247.255.255'
% Abuse contact for '42.244.0.0 - 42.247.255.255' is 'abuse@cernet.edu.cn'
inetnum: 42.244.0.0 - 42.247.255.255
netname: NJR-CERNET
descr: China Education and Research Network
descr: Nanjing Regional Network
country: CN
admin-c: CER-AP
tech-c: CER-AP
abuse-c: AC1685-AP
status: ALLOCATED PORTABLE
remarks: origin AS4538
remarks: confederation
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: 2020-09-03T09:16:28Z
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: abuse@cernet.edu.cn
abuse-mailbox: abuse@cernet.edu.cn
admin-c: CER-AP
tech-c: CER-AP
auth: # Filtered
remarks: timezone GMT+8
remarks: abuse@cernet.edu.cn was validated on 2026-03-05
mnt-by: MAINT-CERNET-AP
last-modified: 2026-05-25T09:07:47Z
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: abuse@cernet.edu.cn
admin-c: CER-AP
tech-c: CER-AP
nic-hdl: AC1685-AP
remarks: Generated from irt object IRT-CERNET-AP
remarks: abuse@cernet.edu.cn was validated on 2026-03-05
abuse-mailbox: abuse@cernet.edu.cn
mnt-by: APNIC-ABUSE
last-modified: 2026-03-05T06:40:20Z
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: helpdesk@cernet.edu.cn
remarks: abuse@cernet.edu.cn
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 '42.246.0.0/15AS4538'
route: 42.246.0.0/15
descr: CERNET
origin: AS4538
mnt-by: MAINT-CERNET-AP
last-modified: 2017-03-14T04:00:08Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU4); <<>> DiG 9.10.3-P4-Ubuntu <<>> 42.247.76.70
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 50206
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;42.247.76.70. IN A
;; AUTHORITY SECTION:
. 30 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026062801 1800 900 604800 86400
;; Query time: 7 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Jun 29 13:10:15 CST 2026
;; MSG SIZE rcvd: 105Host 70.76.247.42.in-addr.arpa. not found: 3(NXDOMAIN)Server: 183.60.83.19
Address: 183.60.83.19#53
** server can't find 70.76.247.42.in-addr.arpa: NXDOMAIN| IP | Type | Details | Datetime |
|---|---|---|---|
| 183.80.117.37 | attackbots | Unauthorized connection attempt detected from IP address 183.80.117.37 to port 23 [J] |
2020-03-02 16:02:17 |
| 93.91.150.237 | attackbotsspam | Unauthorized connection attempt detected from IP address 93.91.150.237 to port 8080 [J] |
2020-03-02 16:18:07 |
| 115.49.254.3 | attack | Unauthorized connection attempt detected from IP address 115.49.254.3 to port 23 [J] |
2020-03-02 16:12:56 |
| 95.135.159.207 | attackspam | Unauthorized connection attempt detected from IP address 95.135.159.207 to port 23 [J] |
2020-03-02 16:16:43 |
| 78.36.94.99 | attackbotsspam | Unauthorized connection attempt detected from IP address 78.36.94.99 to port 23 [J] |
2020-03-02 16:22:33 |
| 220.132.219.77 | attackbotsspam | Unauthorized connection attempt detected from IP address 220.132.219.77 to port 23 [J] |
2020-03-02 16:30:29 |
| 13.90.143.248 | attackspambots | Unauthorized connection attempt detected from IP address 13.90.143.248 to port 1433 [J] |
2020-03-02 15:52:40 |
| 123.110.99.117 | attack | Unauthorized connection attempt detected from IP address 123.110.99.117 to port 23 [J] |
2020-03-02 16:09:18 |
| 196.203.72.11 | attackspam | Unauthorized connection attempt detected from IP address 196.203.72.11 to port 23 [J] |
2020-03-02 15:58:38 |
| 124.90.54.217 | attackspambots | Unauthorized connection attempt detected from IP address 124.90.54.217 to port 8118 [J] |
2020-03-02 16:08:16 |
| 60.48.32.173 | attackbotsspam | Unauthorized connection attempt detected from IP address 60.48.32.173 to port 8080 [J] |
2020-03-02 15:47:15 |
| 210.178.169.197 | attackspam | Unauthorized connection attempt detected from IP address 210.178.169.197 to port 81 [J] |
2020-03-02 15:57:00 |
| 120.23.19.187 | attackspambots | Unauthorized connection attempt detected from IP address 120.23.19.187 to port 5555 [J] |
2020-03-02 16:10:39 |
| 60.50.242.57 | attackbotsspam | Unauthorized connection attempt detected from IP address 60.50.242.57 to port 81 [J] |
2020-03-02 15:46:46 |
| 59.127.129.111 | attackbots | Unauthorized connection attempt detected from IP address 59.127.129.111 to port 4567 [J] |
2020-03-02 15:47:35 |