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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 121.183.42.54
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 65197
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;121.183.42.54.			IN	A

;; AUTHORITY SECTION:
.			425	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022011000 1800 900 604800 86400

;; Query time: 18 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Jan 10 15:04:07 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 54.42.183.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 54.42.183.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
2.85.251.186 attackspam
Attempted connection to port 81.
2020-06-14 20:17:31
103.219.116.50 attackbotsspam
Jun 13 00:17:40 km20725 sshd[27014]: Invalid user au from 103.219.116.50 port 1707
Jun 13 00:17:40 km20725 sshd[27014]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.219.116.50 
Jun 13 00:17:43 km20725 sshd[27014]: Failed password for invalid user au from 103.219.116.50 port 1707 ssh2
Jun 13 00:17:44 km20725 sshd[27014]: Received disconnect from 103.219.116.50 port 1707:11: Bye Bye [preauth]
Jun 13 00:17:44 km20725 sshd[27014]: Disconnected from invalid user au 103.219.116.50 port 1707 [preauth]
Jun 13 00:20:45 km20725 sshd[27250]: Invalid user testing from 103.219.116.50 port 6088
Jun 13 00:20:45 km20725 sshd[27250]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.219.116.50 
Jun 13 00:20:47 km20725 sshd[27250]: Failed password for invalid user testing from 103.219.116.50 port 6088 ssh2
Jun 13 00:20:48 km20725 sshd[27250]: Received disconnect from 103.219.116.50 port 6088:11: Bye ........
-------------------------------
2020-06-14 20:03:31
27.3.9.248 attackspam
Unauthorized connection attempt from IP address 27.3.9.248 on Port 445(SMB)
2020-06-14 20:29:55
95.37.125.112 attack
Invalid user pi from 95.37.125.112 port 49342
2020-06-14 19:44:27
51.158.190.54 attackbotsspam
Bruteforce detected by fail2ban
2020-06-14 20:09:13
125.25.33.154 attack
Unauthorized connection attempt from IP address 125.25.33.154 on Port 445(SMB)
2020-06-14 19:49:05
46.146.222.134 attackbots
Jun 14 07:53:44 eventyay sshd[1431]: Failed password for root from 46.146.222.134 port 37756 ssh2
Jun 14 07:58:59 eventyay sshd[1650]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.146.222.134
Jun 14 07:59:01 eventyay sshd[1650]: Failed password for invalid user qoz from 46.146.222.134 port 37726 ssh2
...
2020-06-14 19:43:28
187.49.60.82 attackspam
20/6/14@02:25:34: FAIL: Alarm-Network address from=187.49.60.82
...
2020-06-14 19:45:41
184.168.152.176 attackbots
Automatic report - XMLRPC Attack
2020-06-14 19:50:23
27.254.154.119 attackbots
Unauthorized connection attempt from IP address 27.254.154.119 on Port 445(SMB)
2020-06-14 19:56:28
178.67.194.115 attackspam
Unauthorized connection attempt from IP address 178.67.194.115 on Port 445(SMB)
2020-06-14 20:06:14
194.61.24.177 attack
Jun 14 13:33:08 inter-technics sshd[8387]: Invalid user 0 from 194.61.24.177 port 14129
Jun 14 13:33:08 inter-technics sshd[8387]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=194.61.24.177
Jun 14 13:33:08 inter-technics sshd[8387]: Invalid user 0 from 194.61.24.177 port 14129
Jun 14 13:33:10 inter-technics sshd[8387]: Failed password for invalid user 0 from 194.61.24.177 port 14129 ssh2
Jun 14 13:33:10 inter-technics sshd[8389]: Invalid user 22 from 194.61.24.177 port 28703
...
2020-06-14 20:07:24
27.59.130.126 attackbots
Unauthorized connection attempt from IP address 27.59.130.126 on Port 445(SMB)
2020-06-14 19:54:11
37.187.102.226 attackbots
2020-06-14T08:32:18.1869351240 sshd\[28331\]: Invalid user chibrit from 37.187.102.226 port 35676
2020-06-14T08:32:18.1901431240 sshd\[28331\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.187.102.226
2020-06-14T08:32:20.0294181240 sshd\[28331\]: Failed password for invalid user chibrit from 37.187.102.226 port 35676 ssh2
...
2020-06-14 19:49:47
42.117.78.251 attackspam
Unauthorized connection attempt from IP address 42.117.78.251 on Port 445(SMB)
2020-06-14 20:29:25

Recently Reported IPs

175.117.188.5 125.179.134.64 14.26.60.112 239.120.57.35
101.243.75.212 249.46.126.91 10.56.188.162 17.29.221.116
160.83.218.205 162.231.145.68 209.5.159.218 175.11.114.136
166.105.228.90 128.227.33.55 32.207.160.45 142.21.57.204
168.150.104.34 56.243.128.28 92.160.102.80 170.235.141.21