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: Korea Republic of

Internet Service Provider: unknown

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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 121.139.171.66
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 47733
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;121.139.171.66.			IN	A

;; AUTHORITY SECTION:
.			137	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022030800 1800 900 604800 86400

;; Query time: 20 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Mar 08 20:00:54 CST 2022
;; MSG SIZE  rcvd: 107
Host info
Host 66.171.139.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 66.171.139.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
74.63.226.142 attackbots
Dec 21 18:49:47 web1 sshd\[29931\]: Invalid user crans from 74.63.226.142
Dec 21 18:49:47 web1 sshd\[29931\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=74.63.226.142
Dec 21 18:49:49 web1 sshd\[29931\]: Failed password for invalid user crans from 74.63.226.142 port 57536 ssh2
Dec 21 18:55:30 web1 sshd\[30479\]: Invalid user pellan from 74.63.226.142
Dec 21 18:55:30 web1 sshd\[30479\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=74.63.226.142
2019-12-22 13:10:49
45.114.132.70 attackbots
Unauthorized connection attempt detected from IP address 45.114.132.70 to port 445
2019-12-22 13:17:38
202.126.208.122 attackspambots
2019-12-22T05:49:46.879440  sshd[2996]: Invalid user partner from 202.126.208.122 port 53483
2019-12-22T05:49:46.894791  sshd[2996]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.126.208.122
2019-12-22T05:49:46.879440  sshd[2996]: Invalid user partner from 202.126.208.122 port 53483
2019-12-22T05:49:48.846742  sshd[2996]: Failed password for invalid user partner from 202.126.208.122 port 53483 ssh2
2019-12-22T05:55:14.885005  sshd[3085]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.126.208.122  user=root
2019-12-22T05:55:16.866803  sshd[3085]: Failed password for root from 202.126.208.122 port 54144 ssh2
...
2019-12-22 13:24:15
83.240.245.242 attackbotsspam
Dec 22 00:22:29 linuxvps sshd\[18033\]: Invalid user gotfred from 83.240.245.242
Dec 22 00:22:29 linuxvps sshd\[18033\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=83.240.245.242
Dec 22 00:22:30 linuxvps sshd\[18033\]: Failed password for invalid user gotfred from 83.240.245.242 port 41426 ssh2
Dec 22 00:27:51 linuxvps sshd\[21676\]: Invalid user pspell from 83.240.245.242
Dec 22 00:27:51 linuxvps sshd\[21676\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=83.240.245.242
2019-12-22 13:34:51
218.92.0.171 attack
2019-12-22T05:24:49.484609abusebot-4.cloudsearch.cf sshd[9008]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.171  user=root
2019-12-22T05:24:51.475872abusebot-4.cloudsearch.cf sshd[9008]: Failed password for root from 218.92.0.171 port 55689 ssh2
2019-12-22T05:24:54.435580abusebot-4.cloudsearch.cf sshd[9008]: Failed password for root from 218.92.0.171 port 55689 ssh2
2019-12-22T05:24:49.484609abusebot-4.cloudsearch.cf sshd[9008]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.171  user=root
2019-12-22T05:24:51.475872abusebot-4.cloudsearch.cf sshd[9008]: Failed password for root from 218.92.0.171 port 55689 ssh2
2019-12-22T05:24:54.435580abusebot-4.cloudsearch.cf sshd[9008]: Failed password for root from 218.92.0.171 port 55689 ssh2
2019-12-22T05:24:49.484609abusebot-4.cloudsearch.cf sshd[9008]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.
...
2019-12-22 13:27:31
80.82.77.144 attack
Scanning for open ports
2019-12-22 13:40:37
111.231.137.158 attack
Dec 21 18:48:48 wbs sshd\[17517\]: Invalid user testftp1 from 111.231.137.158
Dec 21 18:48:48 wbs sshd\[17517\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.231.137.158
Dec 21 18:48:49 wbs sshd\[17517\]: Failed password for invalid user testftp1 from 111.231.137.158 port 38408 ssh2
Dec 21 18:55:25 wbs sshd\[18129\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.231.137.158  user=root
Dec 21 18:55:27 wbs sshd\[18129\]: Failed password for root from 111.231.137.158 port 36268 ssh2
2019-12-22 13:13:40
112.217.207.130 attackbots
Dec 22 10:20:40 gw1 sshd[5161]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.217.207.130
Dec 22 10:20:41 gw1 sshd[5161]: Failed password for invalid user wegehaupt from 112.217.207.130 port 60602 ssh2
...
2019-12-22 13:26:32
14.37.38.213 attackspambots
$f2bV_matches
2019-12-22 13:13:02
201.72.238.179 attack
Dec 22 05:45:52 legacy sshd[2468]: Failed password for root from 201.72.238.179 port 49144 ssh2
Dec 22 05:55:03 legacy sshd[2841]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.72.238.179
Dec 22 05:55:05 legacy sshd[2841]: Failed password for invalid user kun from 201.72.238.179 port 29440 ssh2
...
2019-12-22 13:39:21
222.186.180.17 attack
12/22/2019-00:11:42.080221 222.186.180.17 Protocol: 6 ET SCAN Potential SSH Scan
2019-12-22 13:12:01
41.138.88.3 attackspam
$f2bV_matches
2019-12-22 13:39:02
186.211.2.54 attackbotsspam
spam
2019-12-22 13:41:48
70.241.246.196 attackbotsspam
Dec 21 14:17:17 server sshd\[8464\]: Failed password for invalid user sibby from 70.241.246.196 port 43354 ssh2
Dec 22 08:14:41 server sshd\[8903\]: Invalid user tino from 70.241.246.196
Dec 22 08:14:41 server sshd\[8903\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=70-241-246-196.lightspeed.rcsntx.sbcglobal.net 
Dec 22 08:14:43 server sshd\[8903\]: Failed password for invalid user tino from 70.241.246.196 port 59872 ssh2
Dec 22 08:23:57 server sshd\[11502\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=70-241-246-196.lightspeed.rcsntx.sbcglobal.net  user=root
...
2019-12-22 13:36:53
89.36.210.66 attackspambots
Dec 22 04:53:06 XXX sshd[29652]: Invalid user robledo from 89.36.210.66 port 46396
2019-12-22 13:13:55

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