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 <<>> 104.21.55.143
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 11476
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.55.143.			IN	A

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

;; Query time: 26 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:37:09 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 143.55.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 143.55.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
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118.89.237.20 attackspam
Invalid user designer from 118.89.237.20 port 55388
2020-01-17 03:18:26
5.29.191.195 attack
Unauthorized connection attempt detected from IP address 5.29.191.195 to port 2220 [J]
2020-01-17 03:06:13
179.191.224.126 attackbotsspam
Jan 16 19:53:03 163-172-32-151 sshd[7772]: Invalid user web from 179.191.224.126 port 46732
...
2020-01-17 03:13:31
124.239.216.233 attack
Unauthorized connection attempt detected from IP address 124.239.216.233 to port 2220 [J]
2020-01-17 03:18:01
165.227.211.13 attackbotsspam
Unauthorized SSH login attempts
2020-01-17 03:40:14
200.105.234.131 attack
Unauthorized connection attempt detected from IP address 200.105.234.131 to port 22 [J]
2020-01-17 03:09:08
49.232.97.184 attackbots
Unauthorized connection attempt detected from IP address 49.232.97.184 to port 2220 [J]
2020-01-17 03:03:04
196.27.127.61 attack
Unauthorized connection attempt detected from IP address 196.27.127.61 to port 2220 [J]
2020-01-17 03:09:59
138.197.143.221 attackbotsspam
Unauthorized connection attempt detected from IP address 138.197.143.221 to port 2220 [J]
2020-01-17 03:17:05
178.121.188.4 attackspambots
Invalid user admin from 178.121.188.4 port 47305
2020-01-17 03:13:57
106.13.83.251 attackbotsspam
Unauthorized connection attempt detected from IP address 106.13.83.251 to port 2220 [J]
2020-01-17 03:22:48
220.76.205.178 attackbots
Jan 16 19:28:32 MK-Soft-VM4 sshd[12909]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.76.205.178 
Jan 16 19:28:34 MK-Soft-VM4 sshd[12909]: Failed password for invalid user newuser from 220.76.205.178 port 47284 ssh2
...
2020-01-17 03:32:39
142.93.1.100 attack
SSH Brute Force
2020-01-17 03:16:02
5.89.55.144 attackbotsspam
Unauthorized connection attempt detected from IP address 5.89.55.144 to port 2220 [J]
2020-01-17 03:32:06
156.96.153.17 attack
Jan 16 17:00:01 ns382633 sshd\[7932\]: Invalid user sofia from 156.96.153.17 port 38734
Jan 16 17:00:01 ns382633 sshd\[7932\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.96.153.17
Jan 16 17:00:03 ns382633 sshd\[7932\]: Failed password for invalid user sofia from 156.96.153.17 port 38734 ssh2
Jan 16 17:06:58 ns382633 sshd\[9412\]: Invalid user info from 156.96.153.17 port 51516
Jan 16 17:06:58 ns382633 sshd\[9412\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=156.96.153.17
2020-01-17 03:15:12

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