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 <<>> 104.21.12.239
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 50698
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.12.239.			IN	A

;; AUTHORITY SECTION:
.			289	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 60 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 17:47:24 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 239.12.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 239.12.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
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61.153.237.252 attack
Invalid user play from 61.153.237.252 port 39732
2020-04-05 17:19:37
106.12.59.23 attackbotsspam
Invalid user gerrit2 from 106.12.59.23 port 35820
2020-04-05 16:39:51
125.91.127.21 attack
$f2bV_matches
2020-04-05 17:22:12
128.199.99.204 attackbotsspam
Apr  5 08:59:47 localhost sshd\[14164\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.99.204  user=root
Apr  5 08:59:50 localhost sshd\[14164\]: Failed password for root from 128.199.99.204 port 58485 ssh2
Apr  5 09:02:48 localhost sshd\[14420\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.99.204  user=root
Apr  5 09:02:50 localhost sshd\[14420\]: Failed password for root from 128.199.99.204 port 53948 ssh2
Apr  5 09:05:44 localhost sshd\[14642\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.99.204  user=root
...
2020-04-05 16:56:04
1.54.113.195 attackspambots
Apr  5 03:14:19 Ubuntu-1404-trusty-64-minimal sshd\[24349\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=1.54.113.195  user=root
Apr  5 03:14:20 Ubuntu-1404-trusty-64-minimal sshd\[24349\]: Failed password for root from 1.54.113.195 port 54895 ssh2
Apr  5 07:00:56 Ubuntu-1404-trusty-64-minimal sshd\[28518\]: Invalid user service from 1.54.113.195
Apr  5 07:00:56 Ubuntu-1404-trusty-64-minimal sshd\[28518\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=1.54.113.195
Apr  5 07:00:58 Ubuntu-1404-trusty-64-minimal sshd\[28518\]: Failed password for invalid user service from 1.54.113.195 port 52622 ssh2
2020-04-05 17:08:46
223.220.251.232 attack
SSH login attempts.
2020-04-05 17:23:18
24.6.59.51 attackspam
$f2bV_matches
2020-04-05 16:41:28
113.105.129.41 attackspam
$f2bV_matches
2020-04-05 16:42:40
78.42.135.89 attackbotsspam
Apr  5 10:31:23 ns381471 sshd[6160]: Failed password for root from 78.42.135.89 port 44538 ssh2
2020-04-05 17:12:39
139.162.106.181 attackspambots
From CCTV User Interface Log
...::ffff:139.162.106.181 - - [04/Apr/2020:23:52:56 +0000] "GET / HTTP/1.1" 200 955
...
2020-04-05 16:47:45
172.69.68.64 attackbots
$f2bV_matches
2020-04-05 16:56:46
139.59.249.255 attackbotsspam
Apr  5 10:11:20 vmd17057 sshd[16615]: Failed password for root from 139.59.249.255 port 21357 ssh2
...
2020-04-05 17:24:05
114.112.81.5 attack
"SSH brute force auth login attempt."
2020-04-05 16:43:53
180.241.45.152 attackbots
SSH bruteforce (Triggered fail2ban)
2020-04-05 17:26:11
71.6.146.185 attack
Unauthorized connection attempt detected from IP address 71.6.146.185 to port 515
2020-04-05 16:54:04

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