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: Czechia

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 <<>> 212.4.145.121
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 59354
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;212.4.145.121.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025020401 1800 900 604800 86400

;; Query time: 13 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Feb 05 13:25:03 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 121.145.4.212.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 121.145.4.212.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.186.30.76 attackspam
Apr  5 19:49:20 vmanager6029 sshd\[19554\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.76  user=root
Apr  5 19:49:22 vmanager6029 sshd\[19552\]: error: PAM: Authentication failure for root from 222.186.30.76
Apr  5 19:49:22 vmanager6029 sshd\[19555\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.76  user=root
2020-04-06 01:50:37
150.109.78.69 attackspambots
Apr  5 15:47:03 sso sshd[12809]: Failed password for root from 150.109.78.69 port 40728 ssh2
...
2020-04-06 01:06:00
156.213.136.171 attackbots
Lines containing failures of 156.213.136.171
Apr  5 14:31:10 shared03 sshd[31597]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.213.136.171  user=admin
Apr  5 14:31:12 shared03 sshd[31597]: Failed password for admin from 156.213.136.171 port 33423 ssh2
Apr  5 14:31:12 shared03 sshd[31597]: Connection closed by authenticating user admin 156.213.136.171 port 33423 [preauth]
Apr  5 14:31:14 shared03 sshd[31939]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.213.136.171  user=admin
Apr  5 14:31:17 shared03 sshd[31939]: Failed password for admin from 156.213.136.171 port 33426 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=156.213.136.171
2020-04-06 01:27:43
47.116.106.223 attackspambots
IDS admin
2020-04-06 01:31:51
103.255.216.166 attackbots
Brute-force attempt banned
2020-04-06 01:19:38
134.209.169.239 attackbots
trying to access non-authorized port
2020-04-06 01:28:09
115.68.187.150 attackspambots
$f2bV_matches
2020-04-06 01:41:57
82.165.77.241 attack
$f2bV_matches
2020-04-06 01:48:44
106.54.44.202 attack
Apr  5 14:36:26 ns382633 sshd\[2125\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.54.44.202  user=root
Apr  5 14:36:29 ns382633 sshd\[2125\]: Failed password for root from 106.54.44.202 port 35046 ssh2
Apr  5 14:40:28 ns382633 sshd\[3050\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.54.44.202  user=root
Apr  5 14:40:29 ns382633 sshd\[3050\]: Failed password for root from 106.54.44.202 port 44846 ssh2
Apr  5 14:41:43 ns382633 sshd\[3157\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.54.44.202  user=root
2020-04-06 01:13:18
171.233.180.220 attackspambots
Automatic report - Port Scan Attack
2020-04-06 01:22:04
201.55.199.143 attack
$f2bV_matches
2020-04-06 01:35:52
171.225.251.87 attackbots
20/4/5@08:41:31: FAIL: Alarm-Network address from=171.225.251.87
20/4/5@08:41:31: FAIL: Alarm-Network address from=171.225.251.87
...
2020-04-06 01:27:25
95.9.248.2 attack
Telnet Server BruteForce Attack
2020-04-06 01:02:02
89.36.210.121 attackbotsspam
IP blocked
2020-04-06 01:31:06
106.12.26.167 attack
Apr  5 07:39:34 server1 sshd\[27200\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.26.167  user=root
Apr  5 07:39:37 server1 sshd\[27200\]: Failed password for root from 106.12.26.167 port 45892 ssh2
Apr  5 07:44:10 server1 sshd\[28443\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.26.167  user=root
Apr  5 07:44:12 server1 sshd\[28443\]: Failed password for root from 106.12.26.167 port 39764 ssh2
Apr  5 07:49:05 server1 sshd\[29754\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.26.167  user=root
...
2020-04-06 01:07:05

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