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 <<>> 121.125.54.142
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 59689
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;121.125.54.142.			IN	A

;; AUTHORITY SECTION:
.			599	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022031102 1800 900 604800 86400

;; Query time: 70 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Mar 12 13:27:36 CST 2022
;; MSG SIZE  rcvd: 107
Host info
Host 142.54.125.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 142.54.125.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
13.56.193.10 attackspambots
[munged]::80 13.56.193.10 - - [03/Aug/2019:06:38:20 +0200] "POST /[munged]: HTTP/1.1" 200 5565 "http://[munged]:/[munged]:" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36"
[munged]::80 13.56.193.10 - - [03/Aug/2019:06:38:20 +0200] "POST /[munged]: HTTP/1.1" 200 5564 "http://[munged]:/[munged]:" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36"
[munged]::80 13.56.193.10 - - [03/Aug/2019:06:38:20 +0200] "POST /[munged]: HTTP/1.1" 200 5564 "http://[munged]:/[munged]:" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36"
[munged]::80 13.56.193.10 - - [03/Aug/2019:06:38:20 +0200] "POST /[munged]: HTTP/1.1" 200 5564 "http://[munged]:/[munged]:" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36"
[munged]::80 13.56.193.10 - - [03/Aug/2019:06:38:21 +020
2019-08-03 22:38:04
198.199.94.14 attackbotsspam
WordPress login Brute force / Web App Attack on client site.
2019-08-03 22:48:17
118.99.96.76 attackspam
Invalid user postgres from 118.99.96.76 port 39368
2019-08-03 23:03:23
113.238.147.193 attack
Aug  3 04:39:18   DDOS Attack: SRC=113.238.147.193 DST=[Masked] LEN=40 TOS=0x00 PREC=0x00 TTL=48  DF PROTO=TCP SPT=44691 DPT=80 WINDOW=0 RES=0x00 RST URGP=0
2019-08-03 21:53:37
178.20.231.176 attackbotsspam
xmlrpc attack
2019-08-03 22:28:28
177.69.245.49 attackspam
failed_logins
2019-08-03 22:39:15
101.231.104.82 attackbotsspam
Aug  3 11:05:40 dedicated sshd[22109]: Invalid user xiong from 101.231.104.82 port 32804
2019-08-03 22:52:10
103.37.183.201 attackbotsspam
WordPress wp-login brute force :: 103.37.183.201 0.116 BYPASS [03/Aug/2019:14:38:02  1000] [censored_1] "POST /wp-login.php HTTP/1.1" 200 3972 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2019-08-03 22:54:59
74.124.199.86 attackspambots
\[2019-08-03 09:29:38\] SECURITY\[2326\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-08-03T09:29:38.261-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="950048422069038",SessionID="0x7ff4d07952f8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/74.124.199.86/56791",ACLName="no_extension_match"
\[2019-08-03 09:30:18\] SECURITY\[2326\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-08-03T09:30:18.169-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="1060048422069038",SessionID="0x7ff4d07e79a8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/74.124.199.86/55849",ACLName="no_extension_match"
\[2019-08-03 09:36:48\] SECURITY\[2326\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-08-03T09:36:48.023-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="960048422069038",SessionID="0x7ff4d01dd148",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/74.124.199.86/52975",ACLName="no_ex
2019-08-03 21:51:43
142.54.171.100 attack
445/tcp 445/tcp 445/tcp...
[2019-07-08/08-03]9pkt,1pt.(tcp)
2019-08-03 22:22:33
170.0.125.75 attackspam
email spam
2019-08-03 22:46:27
115.124.64.126 attack
Aug  3 09:11:28 ns41 sshd[29087]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=115.124.64.126
2019-08-03 22:18:48
177.87.68.128 attackbotsspam
Aug  3 00:38:44 web1 postfix/smtpd[7833]: warning: unknown[177.87.68.128]: SASL PLAIN authentication failed: authentication failure
...
2019-08-03 22:14:31
79.249.254.106 attackbotsspam
Aug  3 07:08:09 mars sshd\[44821\]: Invalid user newadmin from 79.249.254.106
Aug  3 07:08:09 mars sshd\[44821\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=79.249.254.106
Aug  3 07:08:11 mars sshd\[44821\]: Failed password for invalid user newadmin from 79.249.254.106 port 40252 ssh2
...
2019-08-03 22:41:29
194.37.92.48 attack
Aug  3 05:42:27 MK-Soft-VM5 sshd\[17945\]: Invalid user murai from 194.37.92.48 port 53354
Aug  3 05:42:27 MK-Soft-VM5 sshd\[17945\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=194.37.92.48
Aug  3 05:42:30 MK-Soft-VM5 sshd\[17945\]: Failed password for invalid user murai from 194.37.92.48 port 53354 ssh2
...
2019-08-03 22:05:43

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