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 <<>> 121.133.198.81
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 34450
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;121.133.198.81.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021200 1800 900 604800 86400

;; Query time: 44 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Feb 12 20:20:43 CST 2025
;; MSG SIZE  rcvd: 107
Host info
Host 81.198.133.121.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 81.198.133.121.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
187.177.131.41 attackbotsspam
Automatic report - Port Scan Attack
2019-11-29 02:53:54
211.114.178.122 attackspambots
Nov 28 11:21:48 our-server-hostname postfix/smtpd[7794]: connect from unknown[211.114.178.122]
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Nov 28 11:22:05 our-server-hostname postfix/smtpd[7794]: too many errors after RCPT from unknown[211.114.178.122]
Nov 28 11:22:05 our-server-hostname postfix/smtpd[7794]: disconnect from unknown[211.114.178.122]
Nov 28 12:02:42 our-server-hostname postfix/smtpd[26720]: connect from unknown[211.114.178.122]
Nov x@x
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Nov 28 12:02:48 our-server-hostname postfix/smtpd[26720]: lost connection after RCPT from unknown[211.114.178.122]
Nov 28 12:02:48 our-server-hostname postfix/smtpd[26720]: disconnect from unknown[211.114.178.122]
Nov 28 23:51:08 our-server-hostname postfix/smtpd[25146]: connect from unknown[211.114.178.122]
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Nov x@x........
-------------------------------
2019-11-29 02:39:02
80.211.194.89 attack
dkim=pass header.i=@kaitoupa.com header.s=dk header.b=cTfIXx8M;
       spf=pass (google.com: domain of newsletter@kaitoupa.com designates 80.211.194.89 as permitted sender) smtp.mailfrom=newsletter@kaitoupa.com;
       dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kaitoupa.com
Return-Path: 
Received: from us.kaitoupa.com (us.kaitoupa.com. [80.211.194.89])
        by mx.google.com with ESMTPS id 16si7882463wma.31.2019.11.28.00.14.28
        for 
        (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128);
        Thu, 28 Nov 2019 00:14:29 -0800 (PST)
2019-11-29 03:05:50
111.93.83.130 attack
Unauthorized connection attempt from IP address 111.93.83.130 on Port 445(SMB)
2019-11-29 02:58:22
144.91.80.178 attackbots
2019-11-26 20:13:43 server sshd[89668]: Failed password for invalid user root from 144.91.80.178 port 51062 ssh2
2019-11-29 02:48:09
223.166.150.227 attack
Exploit Attempt
2019-11-29 03:21:21
165.227.115.93 attackbotsspam
2019-11-29T01:31:41.228217luisaranguren sshd[845862]: Connection from 165.227.115.93 port 55396 on 10.10.10.6 port 22 rdomain ""
2019-11-29T01:31:42.679552luisaranguren sshd[845862]: Invalid user apache from 165.227.115.93 port 55396
2019-11-29T01:31:42.692520luisaranguren sshd[845862]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=165.227.115.93
2019-11-29T01:31:41.228217luisaranguren sshd[845862]: Connection from 165.227.115.93 port 55396 on 10.10.10.6 port 22 rdomain ""
2019-11-29T01:31:42.679552luisaranguren sshd[845862]: Invalid user apache from 165.227.115.93 port 55396
2019-11-29T01:31:44.838776luisaranguren sshd[845862]: Failed password for invalid user apache from 165.227.115.93 port 55396 ssh2
...
2019-11-29 03:07:54
123.206.63.186 attackspam
Nov 29 01:06:47 webhost01 sshd[7000]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.206.63.186
Nov 29 01:06:50 webhost01 sshd[7000]: Failed password for invalid user liferay from 123.206.63.186 port 42906 ssh2
...
2019-11-29 03:13:44
36.255.25.67 attackspam
Email spam botnet
2019-11-29 02:44:45
14.177.213.27 attackspambots
Unauthorized connection attempt from IP address 14.177.213.27 on Port 445(SMB)
2019-11-29 03:12:10
190.8.62.123 attackspam
Invalid user admin from 190.8.62.123 port 15209
2019-11-29 03:17:05
159.65.26.166 attack
159.65.26.166 - - \[28/Nov/2019:18:22:43 +0000\] "POST /wp-login.php HTTP/1.1" 200 6393 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
159.65.26.166 - - \[28/Nov/2019:18:22:49 +0000\] "POST /xmlrpc.php HTTP/1.1" 200 403 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
...
2019-11-29 02:49:44
190.144.3.155 attack
2019-11-28 08:32:07 H=(lorelmiss.it) [190.144.3.155]:47734 I=[192.147.25.65]:25 sender verify fail for : Unrouteable address
2019-11-28 08:32:07 H=(lorelmiss.it) [190.144.3.155]:47734 I=[192.147.25.65]:25 F= rejected RCPT : Sender verify failed
2019-11-28 08:32:07 H=(lorelmiss.it) [190.144.3.155]:47734 I=[192.147.25.65]:25 F= rejected RCPT : Sender verify failed
...
2019-11-29 02:51:18
46.38.144.32 attack
Nov 28 20:17:45 relay postfix/smtpd\[25756\]: warning: unknown\[46.38.144.32\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 28 20:18:09 relay postfix/smtpd\[25211\]: warning: unknown\[46.38.144.32\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 28 20:18:56 relay postfix/smtpd\[1092\]: warning: unknown\[46.38.144.32\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 28 20:19:26 relay postfix/smtpd\[25202\]: warning: unknown\[46.38.144.32\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 28 20:20:12 relay postfix/smtpd\[1092\]: warning: unknown\[46.38.144.32\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2019-11-29 03:22:15
104.248.27.238 attack
104.248.27.238 - - \[28/Nov/2019:19:01:54 +0100\] "POST /wp-login.php HTTP/1.0" 200 7411 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
104.248.27.238 - - \[28/Nov/2019:19:01:55 +0100\] "POST /wp-login.php HTTP/1.0" 200 7226 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
104.248.27.238 - - \[28/Nov/2019:19:01:56 +0100\] "POST /wp-login.php HTTP/1.0" 200 7223 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
2019-11-29 02:42:53

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