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: None

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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.12.66
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 46128
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.12.66.			IN	A

;; AUTHORITY SECTION:
.			466	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022001 1800 900 604800 86400

;; Query time: 63 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Feb 21 05:22:14 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 66.12.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 66.12.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
210.8.161.30 attackspam
Aug 15 03:48:52 tdfoods sshd\[21504\]: Invalid user rogerio from 210.8.161.30
Aug 15 03:48:52 tdfoods sshd\[21504\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.8.161.30
Aug 15 03:48:54 tdfoods sshd\[21504\]: Failed password for invalid user rogerio from 210.8.161.30 port 53002 ssh2
Aug 15 03:54:18 tdfoods sshd\[21982\]: Invalid user minna from 210.8.161.30
Aug 15 03:54:18 tdfoods sshd\[21982\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.8.161.30
2019-08-16 00:32:00
200.122.249.203 attackbotsspam
Aug 15 16:24:54 eventyay sshd[6109]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.122.249.203
Aug 15 16:24:56 eventyay sshd[6109]: Failed password for invalid user 123456 from 200.122.249.203 port 43964 ssh2
Aug 15 16:30:16 eventyay sshd[7429]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.122.249.203
...
2019-08-16 00:40:13
13.235.43.238 attack
Aug 15 13:18:14 mail sshd\[32473\]: Failed password for invalid user ka from 13.235.43.238 port 44664 ssh2
Aug 15 13:35:58 mail sshd\[438\]: Invalid user testing from 13.235.43.238 port 37512
...
2019-08-16 00:55:43
142.93.187.61 attackspam
Aug 15 18:29:38 vps647732 sshd[28347]: Failed password for root from 142.93.187.61 port 54696 ssh2
Aug 15 18:34:54 vps647732 sshd[28469]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=142.93.187.61
...
2019-08-16 00:38:35
103.38.215.57 attackbots
Aug 15 05:42:02 wbs sshd\[6031\]: Invalid user info from 103.38.215.57
Aug 15 05:42:02 wbs sshd\[6031\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.38.215.57
Aug 15 05:42:03 wbs sshd\[6031\]: Failed password for invalid user info from 103.38.215.57 port 10591 ssh2
Aug 15 05:48:10 wbs sshd\[6618\]: Invalid user wp-user from 103.38.215.57
Aug 15 05:48:10 wbs sshd\[6618\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.38.215.57
2019-08-15 23:57:02
2.95.93.251 attackspambots
Automatic report - Port Scan Attack
2019-08-16 00:03:37
64.20.39.18 attack
WordPress wp-login brute force :: 64.20.39.18 0.048 BYPASS [15/Aug/2019:23:43:58  1000] [censored_2] "POST /wp-login.php HTTP/1.1" 200 4630 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2019-08-15 23:45:44
118.107.233.29 attackbots
Aug 15 17:26:04 apollo sshd\[23543\]: Invalid user ops from 118.107.233.29Aug 15 17:26:07 apollo sshd\[23543\]: Failed password for invalid user ops from 118.107.233.29 port 47445 ssh2Aug 15 17:37:50 apollo sshd\[23558\]: Invalid user jon from 118.107.233.29
...
2019-08-16 00:14:30
81.30.212.14 attackspam
Aug 15 09:30:01 MK-Soft-VM4 sshd\[19754\]: Invalid user pratap from 81.30.212.14 port 43598
Aug 15 09:30:01 MK-Soft-VM4 sshd\[19754\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.30.212.14
Aug 15 09:30:02 MK-Soft-VM4 sshd\[19754\]: Failed password for invalid user pratap from 81.30.212.14 port 43598 ssh2
...
2019-08-16 00:22:33
134.209.155.248 attackbots
MultiHost/MultiPort Probe, Scan, Hack -
2019-08-16 00:50:16
41.169.65.26 attack
proto=tcp  .  spt=44335  .  dpt=25  .     (listed on Dark List de Aug 15)     (404)
2019-08-16 00:28:16
121.65.173.82 attackbots
proto=tcp  .  spt=42903  .  dpt=25  .     (listed on     Github Combined on 4 lists )     (405)
2019-08-16 00:26:09
182.72.187.97 attack
Aug 15 12:30:08 vps647732 sshd[16529]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.72.187.97
Aug 15 12:30:11 vps647732 sshd[16529]: Failed password for invalid user venus from 182.72.187.97 port 50674 ssh2
...
2019-08-16 00:23:55
139.59.58.254 attackspambots
Aug 15 05:51:18 wbs sshd\[6889\]: Invalid user zzz from 139.59.58.254
Aug 15 05:51:18 wbs sshd\[6889\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.58.254
Aug 15 05:51:20 wbs sshd\[6889\]: Failed password for invalid user zzz from 139.59.58.254 port 46928 ssh2
Aug 15 05:57:30 wbs sshd\[7456\]: Invalid user ryank from 139.59.58.254
Aug 15 05:57:30 wbs sshd\[7456\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.58.254
2019-08-16 00:00:34
106.105.207.232 attackbotsspam
proto=tcp  .  spt=41266  .  dpt=25  .     (listed on Blocklist de  Aug 14)     (401)
2019-08-16 00:38:58

Recently Reported IPs

104.21.12.85 104.21.13.105 104.21.13.112 104.21.13.235
104.21.13.204 104.21.13.208 104.21.13.213 104.21.13.5
104.21.13.221 104.21.13.87 104.21.13.77 104.21.14.213
104.21.14.23 104.21.15.164 104.21.16.223 104.21.17.244
104.21.2.121 104.21.2.10 104.21.2.107 104.21.18.227