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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.66.129
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 10504
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.66.129.			IN	A

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

;; Query time: 103 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:44:47 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 129.66.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 129.66.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.186.180.41 attackspam
May  8 14:46:08 vps sshd[39368]: Failed password for root from 222.186.180.41 port 27708 ssh2
May  8 14:46:12 vps sshd[39368]: Failed password for root from 222.186.180.41 port 27708 ssh2
May  8 14:46:15 vps sshd[39368]: Failed password for root from 222.186.180.41 port 27708 ssh2
May  8 14:46:18 vps sshd[39368]: Failed password for root from 222.186.180.41 port 27708 ssh2
May  8 14:46:21 vps sshd[39368]: Failed password for root from 222.186.180.41 port 27708 ssh2
...
2020-05-08 20:46:43
222.186.169.194 attackspam
2020-05-08T14:27:12.747224centos sshd[24465]: Failed password for root from 222.186.169.194 port 32802 ssh2
2020-05-08T14:27:17.753269centos sshd[24465]: Failed password for root from 222.186.169.194 port 32802 ssh2
2020-05-08T14:27:22.763383centos sshd[24465]: Failed password for root from 222.186.169.194 port 32802 ssh2
...
2020-05-08 20:28:39
49.144.197.199 attack
Unauthorized connection attempt from IP address 49.144.197.199 on Port 445(SMB)
2020-05-08 20:33:44
103.63.215.83 attackspam
May  8 14:15:48 vps639187 sshd\[8980\]: Invalid user christoph from 103.63.215.83 port 46802
May  8 14:15:48 vps639187 sshd\[8980\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.63.215.83
May  8 14:15:50 vps639187 sshd\[8980\]: Failed password for invalid user christoph from 103.63.215.83 port 46802 ssh2
...
2020-05-08 20:33:07
81.4.100.71 attack
May  8 12:20:36 vlre-nyc-1 sshd\[7767\]: Invalid user zc from 81.4.100.71
May  8 12:20:36 vlre-nyc-1 sshd\[7767\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.4.100.71
May  8 12:20:38 vlre-nyc-1 sshd\[7767\]: Failed password for invalid user zc from 81.4.100.71 port 34694 ssh2
May  8 12:24:30 vlre-nyc-1 sshd\[7821\]: Invalid user user from 81.4.100.71
May  8 12:24:30 vlre-nyc-1 sshd\[7821\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=81.4.100.71
...
2020-05-08 20:39:20
103.28.52.84 attackbotsspam
May  8 17:17:52 gw1 sshd[18139]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.28.52.84
May  8 17:17:54 gw1 sshd[18139]: Failed password for invalid user liuxin from 103.28.52.84 port 54184 ssh2
...
2020-05-08 20:29:43
212.64.29.136 attackbots
20 attempts against mh-ssh on install-test
2020-05-08 20:34:53
45.143.220.122 attackspam
Attempted to connect 2 times to port 443 TCP
2020-05-08 21:01:10
123.27.169.108 attackspam
Unauthorized connection attempt from IP address 123.27.169.108 on Port 445(SMB)
2020-05-08 20:45:51
180.241.45.123 attack
Unauthorized connection attempt from IP address 180.241.45.123 on Port 445(SMB)
2020-05-08 21:06:39
190.143.202.194 attackspambots
Unauthorized connection attempt from IP address 190.143.202.194 on Port 445(SMB)
2020-05-08 20:35:25
1.214.220.227 attackspam
May  8 14:27:14 eventyay sshd[22642]: Failed password for root from 1.214.220.227 port 36261 ssh2
May  8 14:31:09 eventyay sshd[22727]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=1.214.220.227
May  8 14:31:11 eventyay sshd[22727]: Failed password for invalid user user from 1.214.220.227 port 54565 ssh2
...
2020-05-08 20:36:32
95.216.1.46 attackbotsspam
20 attempts against mh-misbehave-ban on twig
2020-05-08 20:36:19
103.113.87.50 attackspambots
Unauthorized connection attempt from IP address 103.113.87.50 on Port 445(SMB)
2020-05-08 20:41:20
51.75.19.45 attack
May  8 14:49:42 host sshd[48118]: Invalid user hasan from 51.75.19.45 port 34360
...
2020-05-08 21:07:09

Recently Reported IPs

104.21.66.128 104.21.66.13 104.21.66.134 104.21.66.132
104.21.66.136 104.21.66.152 104.21.70.43 104.21.66.157
104.21.66.143 104.21.66.162 104.21.66.160 104.21.66.156
104.21.66.163 104.21.66.165 104.21.66.171 104.21.66.168
104.21.66.172 104.21.66.176 104.21.66.175 104.21.66.178