Must be a valid IPv4 or IPv6 ip address, e.g. 127.0.0.1 or 2001:DB8:0:0:8:800:200C:417A
Basic Info

City: unknown

Region: unknown

Country: China

Internet Service Provider: China Unicom

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to '120.0.0.0 - 120.15.255.255'

% Abuse contact for '120.0.0.0 - 120.15.255.255' is 'zhaoyz3@chinaunicom.cn'

inetnum:        120.0.0.0 - 120.15.255.255
netname:        UNICOM-HE
descr:          China Unicom Heibei Province Network
descr:          China Unicom
country:        CN
admin-c:        CH1302-AP
tech-c:         KL984-AP
abuse-c:        AC1718-AP
status:         ALLOCATED PORTABLE
remarks:        service provider
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-CNCGROUP-HE
mnt-routes:     MAINT-CNCGROUP-RR
mnt-irt:        IRT-CU-CN
last-modified:  2025-01-22T13:07:17Z
source:         APNIC

irt:            IRT-CU-CN
address:        No.21,Financial Street
address:        Beijing,100033
address:        P.R.China
e-mail:         zhaoyz3@chinaunicom.cn
abuse-mailbox:  zhaoyz3@chinaunicom.cn
admin-c:        CH1302-AP
tech-c:         CH1302-AP
auth:           # Filtered
remarks:        zhaoyz3@chinaunicom.cn was validated on 2026-05-08
mnt-by:         MAINT-CNCGROUP
last-modified:  2026-05-09T04:50:16Z
source:         APNIC

role:           ABUSE CUCN
country:        ZZ
address:        No.21,Financial Street
address:        Beijing,100033
address:        P.R.China
phone:          +000000000
e-mail:         zhaoyz3@chinaunicom.cn
admin-c:        CH1302-AP
tech-c:         CH1302-AP
nic-hdl:        AC1718-AP
remarks:        Generated from irt object IRT-CU-CN
remarks:        zhaoyz3@chinaunicom.cn was validated on 2026-05-08
abuse-mailbox:  zhaoyz3@chinaunicom.cn
mnt-by:         APNIC-ABUSE
last-modified:  2026-05-08T01:31:32Z
source:         APNIC

person:         ChinaUnicom Hostmaster
nic-hdl:        CH1302-AP
e-mail:         hqs-ipabuse@chinaunicom.cn
address:        No.21,Jin-Rong Street
address:        Beijing,100033
address:        P.R.China
phone:          +86-10-66259764
fax-no:         +86-10-66259764
country:        CN
mnt-by:         MAINT-CNCGROUP
last-modified:  2017-08-17T06:13:16Z
source:         APNIC

person:         Kong Lingfei
nic-hdl:        KL984-AP
e-mail:         konglf5@chinaunicom.cn
address:        45, Guang An Street, Shi Jiazhuang City, HeBei Province,050011,CN
phone:          +86-311-86681601
fax-no:         +86-311-86689210
country:        cn
mnt-by:         MAINT-CNCGROUP-HE
last-modified:  2009-02-06T02:31:32Z
source:         APNIC

% Information related to '120.0.0.0/12AS4837'

route:          120.0.0.0/12
descr:          China Unicom China169 Network
country:        CN
origin:         AS4837
mnt-by:         MAINT-CNCGROUP-RR
last-modified:  2017-05-05T06:28:01Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 120.11.21.6
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 11109
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;120.11.21.6.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2026061301 1800 900 604800 86400

;; Query time: 15 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Jun 14 04:00:24 CST 2026
;; MSG SIZE  rcvd: 104
Host info
Host 6.21.11.120.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 6.21.11.120.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
47.74.48.159 attackspam
" "
2020-07-31 23:00:32
118.69.82.233 attackbotsspam
prod6
...
2020-07-31 23:01:24
91.121.176.34 attack
Jul 31 14:18:46 game-panel sshd[30608]: Failed password for root from 91.121.176.34 port 37706 ssh2
Jul 31 14:22:36 game-panel sshd[30798]: Failed password for root from 91.121.176.34 port 49382 ssh2
2020-07-31 22:35:51
111.67.204.211 attackbots
Jul 28 21:15:24 web1 sshd[24417]: Invalid user mw from 111.67.204.211
Jul 28 21:15:24 web1 sshd[24417]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.67.204.211 
Jul 28 21:15:26 web1 sshd[24417]: Failed password for invalid user mw from 111.67.204.211 port 16826 ssh2
Jul 28 21:15:26 web1 sshd[24417]: Received disconnect from 111.67.204.211: 11: Bye Bye [preauth]
Jul 28 21:26:10 web1 sshd[25512]: Invalid user yuanjh from 111.67.204.211
Jul 28 21:26:10 web1 sshd[25512]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.67.204.211 
Jul 28 21:26:12 web1 sshd[25512]: Failed password for invalid user yuanjh from 111.67.204.211 port 50128 ssh2
Jul 28 21:26:12 web1 sshd[25512]: Received disconnect from 111.67.204.211: 11: Bye Bye [preauth]
Jul 28 21:29:58 web1 sshd[25875]: Invalid user uploadu from 111.67.204.211
Jul 28 21:29:58 web1 sshd[25875]: pam_unix(sshd:auth): authentication failure; ........
-------------------------------
2020-07-31 22:49:15
121.123.85.28 attack
Jul 29 05:53:51 online-web-vs-1 sshd[431826]: Invalid user yinpeng from 121.123.85.28 port 49802
Jul 29 05:53:51 online-web-vs-1 sshd[431826]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.123.85.28
Jul 29 05:53:52 online-web-vs-1 sshd[431826]: Failed password for invalid user yinpeng from 121.123.85.28 port 49802 ssh2
Jul 29 05:53:52 online-web-vs-1 sshd[431826]: Received disconnect from 121.123.85.28 port 49802:11: Bye Bye [preauth]
Jul 29 05:53:52 online-web-vs-1 sshd[431826]: Disconnected from 121.123.85.28 port 49802 [preauth]
Jul 29 05:58:17 online-web-vs-1 sshd[432060]: Invalid user wangwq from 121.123.85.28 port 60160
Jul 29 05:58:17 online-web-vs-1 sshd[432060]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.123.85.28
Jul 29 05:58:19 online-web-vs-1 sshd[432060]: Failed password for invalid user wangwq from 121.123.85.28 port 60160 ssh2
Jul 29 05:58:19 online-web-vs-1 ssh........
-------------------------------
2020-07-31 22:56:54
223.71.167.166 attackbots
Jul 31 15:26:45 debian-2gb-nbg1-2 kernel: \[18460490.672896\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=223.71.167.166 DST=195.201.40.59 LEN=44 TOS=0x04 PREC=0x00 TTL=112 ID=55179 PROTO=TCP SPT=40160 DPT=2048 WINDOW=29200 RES=0x00 SYN URGP=0
2020-07-31 22:31:03
186.206.129.160 attackspambots
Triggered by Fail2Ban at Ares web server
2020-07-31 22:57:43
139.186.67.94 attackspam
20 attempts against mh-ssh on echoip
2020-07-31 22:24:06
212.129.60.22 attack
Jul 31 14:08:46 b-vps wordpress(www.rreb.cz)[3000]: Authentication attempt for unknown user barbora from 212.129.60.22
...
2020-07-31 22:32:36
213.32.78.219 attack
Jul 31 14:28:25 localhost sshd[3166]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.32.78.219  user=root
Jul 31 14:28:26 localhost sshd[3166]: Failed password for root from 213.32.78.219 port 50970 ssh2
Jul 31 14:32:42 localhost sshd[3857]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.32.78.219  user=root
Jul 31 14:32:44 localhost sshd[3857]: Failed password for root from 213.32.78.219 port 35194 ssh2
Jul 31 14:36:48 localhost sshd[4336]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.32.78.219  user=root
Jul 31 14:36:50 localhost sshd[4336]: Failed password for root from 213.32.78.219 port 47652 ssh2
...
2020-07-31 22:43:44
106.54.17.235 attack
Jul 31 16:35:00 vps647732 sshd[19766]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.54.17.235
Jul 31 16:35:03 vps647732 sshd[19766]: Failed password for invalid user 1887415157 from 106.54.17.235 port 52110 ssh2
...
2020-07-31 22:40:02
212.85.69.14 attackspam
WordPress login Brute force / Web App Attack on client site.
2020-07-31 22:38:26
54.38.211.228 attack
Trying ports that it shouldn't be.
2020-07-31 23:05:26
111.229.248.236 attack
Jul 31 19:07:58 itv-usvr-01 sshd[15451]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.229.248.236  user=root
Jul 31 19:08:01 itv-usvr-01 sshd[15451]: Failed password for root from 111.229.248.236 port 36850 ssh2
2020-07-31 23:04:34
185.86.77.163 attackbots
185.86.77.163 - - [31/Jul/2020:13:08:40 +0100] "POST /wp-login.php HTTP/1.1" 200 2154 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
185.86.77.163 - - [31/Jul/2020:13:08:41 +0100] "POST /wp-login.php HTTP/1.1" 200 2157 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
185.86.77.163 - - [31/Jul/2020:13:08:41 +0100] "POST /xmlrpc.php HTTP/1.1" 403 219 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2020-07-31 22:36:23

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