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 <<>> 104.21.72.18
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 22122
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.72.18.			IN	A

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

;; Query time: 41 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:50:46 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 18.72.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 18.72.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
197.50.105.209 attack
firewall-block, port(s): 23/tcp
2020-03-17 06:29:05
94.191.10.105 attackspam
Attempted connection to port 12850.
2020-03-17 06:38:51
164.132.24.138 attack
Mar 16 11:50:15 web9 sshd\[30746\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=164.132.24.138  user=root
Mar 16 11:50:17 web9 sshd\[30746\]: Failed password for root from 164.132.24.138 port 50323 ssh2
Mar 16 11:54:29 web9 sshd\[31387\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=164.132.24.138  user=root
Mar 16 11:54:31 web9 sshd\[31387\]: Failed password for root from 164.132.24.138 port 33393 ssh2
Mar 16 11:58:37 web9 sshd\[32000\]: Invalid user javier from 164.132.24.138
Mar 16 11:58:37 web9 sshd\[32000\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=164.132.24.138
2020-03-17 07:10:49
35.234.42.49 attackbotsspam
SSH brute force
2020-03-17 06:30:34
212.129.26.136 attack
212.129.26.136 - - [16/Mar/2020:18:48:50 +0100] "GET /wp-login.php HTTP/1.1" 200 5347 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
212.129.26.136 - - [16/Mar/2020:18:48:51 +0100] "POST /wp-login.php HTTP/1.1" 200 6246 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
212.129.26.136 - - [16/Mar/2020:18:48:52 +0100] "POST /xmlrpc.php HTTP/1.1" 200 438 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2020-03-17 06:31:04
134.255.146.101 attackbotsspam
firewall-block, port(s): 1433/tcp
2020-03-17 06:32:09
202.88.252.53 attack
SSH Invalid Login
2020-03-17 07:04:36
46.139.165.19 attack
Mar 16 22:54:30 ns381471 sshd[10685]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.139.165.19
Mar 16 22:54:32 ns381471 sshd[10685]: Failed password for invalid user bob from 46.139.165.19 port 43628 ssh2
2020-03-17 06:48:50
51.254.39.183 attackbotsspam
Invalid user administrador from 51.254.39.183 port 44078
2020-03-17 06:33:55
77.222.113.32 attack
1584369336 - 03/16/2020 15:35:36 Host: 77.222.113.32/77.222.113.32 Port: 445 TCP Blocked
2020-03-17 06:52:07
121.166.187.237 attackspam
2020-03-16T12:01:00.748694linuxbox-skyline sshd[3843]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.166.187.237  user=root
2020-03-16T12:01:02.346150linuxbox-skyline sshd[3843]: Failed password for root from 121.166.187.237 port 33334 ssh2
...
2020-03-17 06:54:50
175.8.61.119 attack
23/tcp
[2020-03-16]1pkt
2020-03-17 06:53:59
93.119.232.188 attack
Port probing on unauthorized port 26
2020-03-17 06:52:58
66.154.124.50 attack
CMS (WordPress or Joomla) login attempt.
2020-03-17 06:34:56
222.186.175.220 attackbotsspam
$f2bV_matches
2020-03-17 07:04:16

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