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: United States

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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 51.47.121.166
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 35873
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;51.47.121.166.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025031002 1800 900 604800 86400

;; Query time: 14 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Mar 11 08:46:21 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 166.121.47.51.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 166.121.47.51.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
192.241.226.249 attack
Fail2Ban Ban Triggered
2020-09-07 08:36:41
193.194.74.18 attackbotsspam
Port probing on unauthorized port 445
2020-09-07 12:00:33
164.77.117.10 attackbotsspam
2020-09-07T02:25:15.338410hostname sshd[25704]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=164.77.117.10
2020-09-07T02:25:15.319350hostname sshd[25704]: Invalid user toor from 164.77.117.10 port 42954
2020-09-07T02:25:17.012964hostname sshd[25704]: Failed password for invalid user toor from 164.77.117.10 port 42954 ssh2
...
2020-09-07 08:47:57
51.75.28.25 attackspambots
Sep  6 22:24:05 vpn01 sshd[19736]: Failed password for root from 51.75.28.25 port 40248 ssh2
...
2020-09-07 08:29:02
64.132.150.35 attackspambots
Honeypot attack, port: 445, PTR: barracuda.gipath.com.
2020-09-07 08:34:42
104.155.213.9 attackspam
2020-09-06T15:57:48.489483linuxbox-skyline sshd[120819]: Invalid user local from 104.155.213.9 port 58154
...
2020-09-07 08:27:59
154.237.65.36 attack
Honeypot attack, port: 445, PTR: PTR record not found
2020-09-07 08:50:53
42.113.60.241 attackbotsspam
Honeypot attack, port: 445, PTR: PTR record not found
2020-09-07 08:39:49
207.81.32.86 attackbots
Honeypot attack, port: 5555, PTR: d207-81-32-86.bchsia.telus.net.
2020-09-07 12:08:35
122.51.224.106 attackspam
Lines containing failures of 122.51.224.106
Sep  6 13:36:38 shared10 sshd[2881]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.224.106  user=r.r
Sep  6 13:36:40 shared10 sshd[2881]: Failed password for r.r from 122.51.224.106 port 59962 ssh2
Sep  6 13:36:40 shared10 sshd[2881]: Received disconnect from 122.51.224.106 port 59962:11: Bye Bye [preauth]
Sep  6 13:36:40 shared10 sshd[2881]: Disconnected from authenticating user r.r 122.51.224.106 port 59962 [preauth]
Sep  6 13:56:39 shared10 sshd[12017]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.224.106  user=r.r
Sep  6 13:56:41 shared10 sshd[12017]: Failed password for r.r from 122.51.224.106 port 36424 ssh2
Sep  6 13:56:42 shared10 sshd[12017]: Received disconnect from 122.51.224.106 port 36424:11: Bye Bye [preauth]
Sep  6 13:56:42 shared10 sshd[12017]: Disconnected from authenticating user r.r 122.51.224.106 port 36424 [pr........
------------------------------
2020-09-07 08:49:13
174.138.43.162 attackspambots
Sep  7 01:56:05 santamaria sshd\[1555\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=174.138.43.162  user=root
Sep  7 01:56:07 santamaria sshd\[1555\]: Failed password for root from 174.138.43.162 port 50078 ssh2
Sep  7 02:00:42 santamaria sshd\[1595\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=174.138.43.162  user=root
...
2020-09-07 08:37:00
193.203.214.164 attackbots
Sep  6 23:00:01 [host] sshd[27312]: Invalid user b
Sep  6 23:00:01 [host] sshd[27312]: pam_unix(sshd:
Sep  6 23:00:03 [host] sshd[27312]: Failed passwor
2020-09-07 08:42:07
211.159.217.106 attackbots
(sshd) Failed SSH login from 211.159.217.106 (CN/China/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Sep  6 19:57:58 optimus sshd[28795]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.159.217.106  user=root
Sep  6 19:58:00 optimus sshd[28795]: Failed password for root from 211.159.217.106 port 50118 ssh2
Sep  6 20:00:13 optimus sshd[29591]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.159.217.106  user=root
Sep  6 20:00:15 optimus sshd[29591]: Failed password for root from 211.159.217.106 port 57008 ssh2
Sep  6 20:02:28 optimus sshd[30140]: Invalid user jenkins from 211.159.217.106
2020-09-07 08:32:14
104.225.154.136 attackbotsspam
104.225.154.136 (US/United States/-), 5 distributed sshd attacks on account [root] in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: Sep  6 19:40:18 server2 sshd[30760]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=183.237.175.97  user=root
Sep  6 19:38:56 server2 sshd[29772]: Failed password for root from 35.226.132.241 port 38190 ssh2
Sep  6 19:40:13 server2 sshd[30587]: Failed password for root from 104.225.154.136 port 38658 ssh2
Sep  6 19:39:10 server2 sshd[30124]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.45.200  user=root
Sep  6 19:39:12 server2 sshd[30124]: Failed password for root from 122.51.45.200 port 48482 ssh2

IP Addresses Blocked:

183.237.175.97 (CN/China/-)
35.226.132.241 (US/United States/-)
2020-09-07 08:23:50
80.32.131.229 attackbots
Sep  6 20:06:50 home sshd[1020488]: Failed password for root from 80.32.131.229 port 36430 ssh2
Sep  6 20:10:23 home sshd[1020960]: Invalid user hsqldb from 80.32.131.229 port 41844
Sep  6 20:10:23 home sshd[1020960]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.32.131.229 
Sep  6 20:10:23 home sshd[1020960]: Invalid user hsqldb from 80.32.131.229 port 41844
Sep  6 20:10:25 home sshd[1020960]: Failed password for invalid user hsqldb from 80.32.131.229 port 41844 ssh2
...
2020-09-07 08:51:14

Recently Reported IPs

159.200.141.29 196.45.212.192 76.125.251.232 20.72.122.170
156.14.20.202 195.100.129.65 53.77.229.116 223.201.221.220
229.252.185.187 152.45.245.128 42.63.234.229 190.176.93.79
2.214.205.182 242.182.216.119 98.234.164.17 16.43.18.202
117.60.147.186 222.235.46.134 171.167.201.96 73.177.218.211