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:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.51.143
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 41239
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.51.143.			IN	A

;; AUTHORITY SECTION:
.			600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 16 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:35:06 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 143.51.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 143.51.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
202.82.149.243 attackspam
Mar 28 16:15:58 v22018076622670303 sshd\[23969\]: Invalid user wyjeong from 202.82.149.243 port 36132
Mar 28 16:15:58 v22018076622670303 sshd\[23969\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.82.149.243
Mar 28 16:16:00 v22018076622670303 sshd\[23969\]: Failed password for invalid user wyjeong from 202.82.149.243 port 36132 ssh2
...
2020-03-29 00:11:56
51.91.56.33 attackspam
5x Failed Password
2020-03-29 00:54:17
103.120.224.222 attackbots
Mar 28 14:46:16 server sshd[18741]: Failed password for invalid user k from 103.120.224.222 port 35906 ssh2
Mar 28 14:51:29 server sshd[20113]: Failed password for invalid user xn from 103.120.224.222 port 46640 ssh2
Mar 28 14:56:41 server sshd[21321]: Failed password for invalid user noo from 103.120.224.222 port 57366 ssh2
2020-03-29 00:35:38
107.180.92.3 attack
Mar 28 15:41:31 XXX sshd[64637]: Invalid user qru from 107.180.92.3 port 54292
2020-03-29 00:50:21
196.15.211.92 attack
Mar 28 15:06:03 v22019038103785759 sshd\[15336\]: Invalid user bonec from 196.15.211.92 port 49499
Mar 28 15:06:03 v22019038103785759 sshd\[15336\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=196.15.211.92
Mar 28 15:06:05 v22019038103785759 sshd\[15336\]: Failed password for invalid user bonec from 196.15.211.92 port 49499 ssh2
Mar 28 15:10:55 v22019038103785759 sshd\[15700\]: Invalid user holiday from 196.15.211.92 port 43463
Mar 28 15:10:55 v22019038103785759 sshd\[15700\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=196.15.211.92
...
2020-03-29 00:42:08
14.253.160.55 attackbotsspam
Lines containing failures of 14.253.160.55
Mar 28 13:24:59 omfg postfix/smtpd[8340]: warning: hostname static.vnpt.vn does not resolve to address 14.253.160.55
Mar 28 13:24:59 omfg postfix/smtpd[8340]: connect from unknown[14.253.160.55]
Mar x@x
Mar 28 13:25:10 omfg postfix/smtpd[8340]: lost connection after DATA from unknown[14.253.160.55]
Mar 28 13:25:10 omfg postfix/smtpd[8340]: disconnect from unknown[14.253.160.55] ehlo=1 mail=1 rcpt=0/1 data=0/1 commands=2/4


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=14.253.160.55
2020-03-29 00:11:27
185.246.187.49 attackbots
SpamScore above: 10.0
2020-03-29 00:42:39
42.114.196.72 attackbotsspam
20/3/28@08:42:30: FAIL: Alarm-Network address from=42.114.196.72
20/3/28@08:42:30: FAIL: Alarm-Network address from=42.114.196.72
...
2020-03-29 00:11:05
50.70.229.239 attackspambots
Too many connections or unauthorized access detected from Arctic banned ip
2020-03-29 01:02:18
156.195.166.145 attackspam
Telnetd brute force attack detected by fail2ban
2020-03-29 00:58:28
101.78.149.142 attack
Invalid user catalina from 101.78.149.142 port 33916
2020-03-29 00:16:32
111.229.48.141 attackbotsspam
Attempted connection to port 22.
2020-03-29 00:51:28
149.56.152.129 attackspam
Port probing on unauthorized port 445
2020-03-29 00:23:11
142.44.160.173 attackbotsspam
5x Failed Password
2020-03-29 00:27:47
51.158.120.115 attackbots
Mar 28 16:01:37 [HOSTNAME] sshd[21583]: Invalid user wwh from 51.158.120.115 port 43846
Mar 28 16:01:37 [HOSTNAME] sshd[21583]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.158.120.115
Mar 28 16:01:39 [HOSTNAME] sshd[21583]: Failed password for invalid user wwh from 51.158.120.115 port 43846 ssh2
...
2020-03-29 00:21:53

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