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 (the 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 <<>> 121.142.144.4
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 61693
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;121.142.144.4.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021202 1800 900 604800 86400

;; Query time: 35 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 13 07:59:22 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 4.144.142.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 4.144.142.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
70.98.78.156 attackspam
Jul  6 04:50:30 srv01 postfix/smtpd[27095]: connect from disagree.leovirals.com[70.98.78.156]
Jul  6 04:50:31 srv01 postgrey: action=greylist, reason=new, client_name=disagree.leovirals.com, client_address=70.98.78.156, sender=x@x recipient=x@x
Jul  6 04:50:31 srv01 postfix/smtpd[27095]: disconnect from disagree.leovirals.com[70.98.78.156]
Jul  6 04:57:20 srv01 postfix/smtpd[27105]: connect from disagree.leovirals.com[70.98.78.156]
Jul  6 04:57:20 srv01 postgrey: action=greylist, reason=new, client_name=disagree.leovirals.com, client_address=70.98.78.156, sender=x@x recipient=x@x
Jul  6 04:57:21 srv01 postfix/smtpd[27105]: disconnect from disagree.leovirals.com[70.98.78.156]
Jul  6 05:27:21 srv01 postfix/smtpd[27195]: connect from disagree.leovirals.com[70.98.78.156]
Jul x@x
Jul  6 05:27:21 srv01 postfix/smtpd[27195]: disconnect from disagree.leovirals.com[70.98.78.156]
Jul  6 05:34:16 srv01 postfix/smtpd[27246]: connect from disagree.leovirals.com[70.98.78.156]
Jul x@x........
-------------------------------
2020-07-06 15:28:28
111.240.29.33 attackbotsspam
20/7/5@23:52:24: FAIL: Alarm-Network address from=111.240.29.33
...
2020-07-06 14:56:36
167.99.252.133 attack
167.99.252.133 - - [06/Jul/2020:05:52:08 +0200] "GET /wp-login.php HTTP/1.1" 200 5738 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
167.99.252.133 - - [06/Jul/2020:05:52:10 +0200] "POST /wp-login.php HTTP/1.1" 200 5989 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
167.99.252.133 - - [06/Jul/2020:05:52:10 +0200] "POST /xmlrpc.php HTTP/1.1" 200 427 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2020-07-06 15:07:42
113.185.43.43 attackspam
1594007511 - 07/06/2020 05:51:51 Host: 113.185.43.43/113.185.43.43 Port: 445 TCP Blocked
2020-07-06 15:24:35
152.136.22.63 attackspam
$f2bV_matches
2020-07-06 15:20:36
61.97.248.227 attackbots
2020-07-06T04:51:04.518114shield sshd\[26330\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.97.248.227  user=root
2020-07-06T04:51:06.907380shield sshd\[26330\]: Failed password for root from 61.97.248.227 port 56126 ssh2
2020-07-06T04:54:59.645681shield sshd\[27874\]: Invalid user ctopup from 61.97.248.227 port 54894
2020-07-06T04:54:59.649487shield sshd\[27874\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.97.248.227
2020-07-06T04:55:01.632376shield sshd\[27874\]: Failed password for invalid user ctopup from 61.97.248.227 port 54894 ssh2
2020-07-06 15:17:55
218.78.105.98 attack
Cowrie Honeypot: 3 unauthorised SSH/Telnet login attempts between 2020-07-06T03:41:19Z and 2020-07-06T03:52:27Z
2020-07-06 14:52:45
222.186.15.246 attackspam
Jul  6 10:04:01 www4 sshd\[16654\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.246  user=root
Jul  6 10:04:02 www4 sshd\[16654\]: Failed password for root from 222.186.15.246 port 49851 ssh2
Jul  6 10:06:05 www4 sshd\[17074\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.246  user=root
...
2020-07-06 15:06:51
103.129.223.136 attackbots
Jul  6 00:36:20 server1 sshd\[12084\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.129.223.136  user=root
Jul  6 00:36:22 server1 sshd\[12084\]: Failed password for root from 103.129.223.136 port 57024 ssh2
Jul  6 00:40:18 server1 sshd\[13316\]: Invalid user av from 103.129.223.136
Jul  6 00:40:18 server1 sshd\[13316\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.129.223.136 
Jul  6 00:40:20 server1 sshd\[13316\]: Failed password for invalid user av from 103.129.223.136 port 54390 ssh2
...
2020-07-06 14:48:05
186.18.102.39 attackspambots
Attempts against non-existent wp-login
2020-07-06 15:07:24
37.49.224.139 attackbotsspam
Unauthorized connection attempt detected from IP address 37.49.224.139 to port 22
2020-07-06 15:16:06
103.124.168.190 attack
VNC brute force attack detected by fail2ban
2020-07-06 15:17:03
198.245.53.163 attack
Jul  6 08:52:53 * sshd[20081]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.245.53.163
Jul  6 08:52:55 * sshd[20081]: Failed password for invalid user hadoop from 198.245.53.163 port 32862 ssh2
2020-07-06 14:53:11
51.91.58.14 attack
2020-07-05T22:51:55.238501srv.ecualinux.com sshd[4677]: Invalid user ftpuser from 51.91.58.14 port 55042
2020-07-05T22:51:55.244648srv.ecualinux.com sshd[4677]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=vps-c84b8088.vps.ovh.net
2020-07-05T22:51:55.238501srv.ecualinux.com sshd[4677]: Invalid user ftpuser from 51.91.58.14 port 55042
2020-07-05T22:51:57.084439srv.ecualinux.com sshd[4677]: Failed password for invalid user ftpuser from 51.91.58.14 port 55042 ssh2
2020-07-05T22:52:15.507372srv.ecualinux.com sshd[4761]: Invalid user ghostname from 51.91.58.14 port 52844
2020-07-05T22:52:15.511961srv.ecualinux.com sshd[4761]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=vps-c84b8088.vps.ovh.net
2020-07-05T22:52:15.507372srv.ecualinux.com sshd[4761]: Invalid user ghostname from 51.91.58.14 port 52844
2020-07-05T22:52:17.431734srv.ecualinux.com sshd[4761]: Failed password for invalid user ghos........
------------------------------
2020-07-06 15:21:56
159.89.193.26 attackbotsspam
[portscan] udp/1900 [ssdp]
*(RWIN=-)(07060928)
2020-07-06 15:20:09

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