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: United States

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:
IP Type Details Datetime
104.20.212.42 spambots
Vr network
2023-03-18 06:45:21
104.20.2.253 attackbotsspam
TCP Port Scanning
2020-03-12 04:40:15
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.20.2.51
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 52972
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.20.2.51.			IN	A

;; AUTHORITY SECTION:
.			60	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021602 1800 900 604800 86400

;; Query time: 63 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 06:48:57 CST 2022
;; MSG SIZE  rcvd: 104
Host info
Host 51.2.20.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 51.2.20.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
36.27.187.13 attackspam
Aug 28 09:42:11 eola postfix/smtpd[17268]: connect from unknown[36.27.187.13]
Aug 28 09:42:13 eola postfix/smtpd[17268]: lost connection after AUTH from unknown[36.27.187.13]
Aug 28 09:42:13 eola postfix/smtpd[17268]: disconnect from unknown[36.27.187.13] ehlo=1 auth=0/1 commands=1/2
Aug 28 09:42:14 eola postfix/smtpd[17268]: connect from unknown[36.27.187.13]
Aug 28 09:42:15 eola postfix/smtpd[17268]: lost connection after AUTH from unknown[36.27.187.13]
Aug 28 09:42:15 eola postfix/smtpd[17268]: disconnect from unknown[36.27.187.13] ehlo=1 auth=0/1 commands=1/2
Aug 28 09:42:15 eola postfix/smtpd[17268]: connect from unknown[36.27.187.13]
Aug 28 09:42:17 eola postfix/smtpd[17268]: lost connection after AUTH from unknown[36.27.187.13]
Aug 28 09:42:17 eola postfix/smtpd[17268]: disconnect from unknown[36.27.187.13] ehlo=1 auth=0/1 commands=1/2
Aug 28 09:42:17 eola postfix/smtpd[17268]: connect from unknown[36.27.187.13]
Aug 28 09:42:18 eola postfix/smtpd[17268]: lost con........
-------------------------------
2019-08-29 06:17:31
198.252.206.25 attack
I found this IP address on my cmd netstats. I have not used stackexchange website
2019-08-29 06:40:32
152.136.116.121 attackspam
$f2bV_matches
2019-08-29 06:20:53
34.245.173.39 attackbots
Lines containing failures of 34.245.173.39
Aug 27 02:56:52 shared12 sshd[5791]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=34.245.173.39  user=r.r
Aug 27 02:56:53 shared12 sshd[5791]: Failed password for r.r from 34.245.173.39 port 39914 ssh2
Aug 27 02:56:53 shared12 sshd[5791]: Received disconnect from 34.245.173.39 port 39914:11: Bye Bye [preauth]
Aug 27 02:56:53 shared12 sshd[5791]: Disconnected from authenticating user r.r 34.245.173.39 port 39914 [preauth]
Aug 27 03:16:59 shared12 sshd[10050]: Invalid user share from 34.245.173.39 port 60430
Aug 27 03:16:59 shared12 sshd[10050]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=34.245.173.39
Aug 27 03:17:01 shared12 sshd[10050]: Failed password for invalid user share from 34.245.173.39 port 60430 ssh2
Aug 27 03:17:01 shared12 sshd[10050]: Received disconnect from 34.245.173.39 port 60430:11: Bye Bye [preauth]
Aug 27 03:17:01 shared12 ........
------------------------------
2019-08-29 06:12:25
42.115.138.180 attackbotsspam
Aug 29 00:34:25 vps647732 sshd[6936]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=42.115.138.180
Aug 29 00:34:27 vps647732 sshd[6936]: Failed password for invalid user service from 42.115.138.180 port 34538 ssh2
...
2019-08-29 06:38:25
193.112.74.137 attackspambots
$f2bV_matches
2019-08-29 05:58:13
104.248.41.37 attackspam
2019-08-28 10:06:50,958 fail2ban.actions        [804]: NOTICE  [sshd] Ban 104.248.41.37
2019-08-28 13:13:49,731 fail2ban.actions        [804]: NOTICE  [sshd] Ban 104.248.41.37
2019-08-28 16:21:02,554 fail2ban.actions        [804]: NOTICE  [sshd] Ban 104.248.41.37
...
2019-08-29 06:25:42
118.200.41.3 attackbots
Aug 29 01:16:49 tuotantolaitos sshd[16586]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.200.41.3
Aug 29 01:16:51 tuotantolaitos sshd[16586]: Failed password for invalid user anne from 118.200.41.3 port 35904 ssh2
...
2019-08-29 06:32:11
212.13.103.211 attack
Invalid user guest from 212.13.103.211 port 38706
2019-08-29 06:07:30
213.206.191.122 attackspambots
" "
2019-08-29 05:57:56
18.191.5.50 attackspam
Aug 28 15:52:39 srv05 sshd[25666]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=em3-18-191-5-50.us-east-2.compute.amazonaws.com
Aug 28 15:52:42 srv05 sshd[25666]: Failed password for invalid user guohui from 18.191.5.50 port 48000 ssh2
Aug 28 15:52:42 srv05 sshd[25666]: Received disconnect from 18.191.5.50: 11: Bye Bye [preauth]
Aug 28 16:01:43 srv05 sshd[26231]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=em3-18-191-5-50.us-east-2.compute.amazonaws.com


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=18.191.5.50
2019-08-29 05:59:49
112.64.32.118 attackspam
Aug 28 07:56:09 hanapaa sshd\[18028\]: Invalid user snake from 112.64.32.118
Aug 28 07:56:09 hanapaa sshd\[18028\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.64.32.118
Aug 28 07:56:11 hanapaa sshd\[18028\]: Failed password for invalid user snake from 112.64.32.118 port 41190 ssh2
Aug 28 07:59:29 hanapaa sshd\[18359\]: Invalid user administrador from 112.64.32.118
Aug 28 07:59:29 hanapaa sshd\[18359\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.64.32.118
2019-08-29 06:29:00
92.249.236.156 attack
Aug 28 15:22:51 plesk sshd[1528]: Invalid user bartek from 92.249.236.156
Aug 28 15:22:51 plesk sshd[1528]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=92-249-236-156.pool.digikabel.hu 
Aug 28 15:22:53 plesk sshd[1528]: Failed password for invalid user bartek from 92.249.236.156 port 36919 ssh2
Aug 28 15:22:53 plesk sshd[1528]: Received disconnect from 92.249.236.156: 11: Bye Bye [preauth]
Aug 28 15:38:15 plesk sshd[2092]: Invalid user student from 92.249.236.156
Aug 28 15:38:15 plesk sshd[2092]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=92-249-236-156.pool.digikabel.hu 
Aug 28 15:38:18 plesk sshd[2092]: Failed password for invalid user student from 92.249.236.156 port 50604 ssh2
Aug 28 15:38:18 plesk sshd[2092]: Received disconnect from 92.249.236.156: 11: Bye Bye [preauth]
Aug 28 15:42:45 plesk sshd[2248]: Invalid user ghostname from 92.249.236.156
Aug 28 15:42:45 plesk sshd[2248........
-------------------------------
2019-08-29 06:29:34
80.211.16.26 attackspambots
Aug 28 23:13:02 ncomp sshd[27264]: Invalid user hr from 80.211.16.26
Aug 28 23:13:02 ncomp sshd[27264]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.16.26
Aug 28 23:13:02 ncomp sshd[27264]: Invalid user hr from 80.211.16.26
Aug 28 23:13:04 ncomp sshd[27264]: Failed password for invalid user hr from 80.211.16.26 port 43818 ssh2
2019-08-29 06:07:02
213.4.33.11 attack
Aug 28 11:34:00 ny01 sshd[21150]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.4.33.11
Aug 28 11:34:02 ny01 sshd[21150]: Failed password for invalid user wh from 213.4.33.11 port 56994 ssh2
Aug 28 11:38:24 ny01 sshd[21812]: Failed password for postfix from 213.4.33.11 port 45000 ssh2
2019-08-29 06:16:05

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