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 <<>> 104.21.94.18
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 44226
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.94.18.			IN	A

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

;; Query time: 49 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:18:28 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 18.94.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 18.94.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
218.92.0.246 attackspambots
Unauthorised connection attempt detected at AUO NODE 4. System is sshd. Protected by AUO Stack Web Application Firewall (WAF)
2020-08-10 00:46:07
111.229.34.121 attackbotsspam
Aug  9 18:22:42 vpn01 sshd[29615]: Failed password for root from 111.229.34.121 port 47278 ssh2
...
2020-08-10 00:51:32
186.30.58.56 attackspam
2020-08-09T07:41:41.9517081495-001 sshd[20357]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=dynamic-186-30-58-56.dynamic.etb.net.co  user=root
2020-08-09T07:41:43.8881411495-001 sshd[20357]: Failed password for root from 186.30.58.56 port 55668 ssh2
2020-08-09T07:45:13.9462831495-001 sshd[20520]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=dynamic-186-30-58-56.dynamic.etb.net.co  user=root
2020-08-09T07:45:15.6522161495-001 sshd[20520]: Failed password for root from 186.30.58.56 port 50794 ssh2
2020-08-09T07:48:45.2558881495-001 sshd[20676]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=dynamic-186-30-58-56.dynamic.etb.net.co  user=root
2020-08-09T07:48:47.4694711495-001 sshd[20676]: Failed password for root from 186.30.58.56 port 45922 ssh2
...
2020-08-10 00:53:19
87.246.7.140 attack
Aug  9 14:09:17 srv1 postfix/smtpd[6220]: warning: unknown[87.246.7.140]: SASL LOGIN authentication failed: authentication failure
Aug  9 14:09:32 srv1 postfix/smtpd[6220]: warning: unknown[87.246.7.140]: SASL LOGIN authentication failed: authentication failure
Aug  9 14:09:39 srv1 postfix/smtpd[6220]: warning: unknown[87.246.7.140]: SASL LOGIN authentication failed: authentication failure
Aug  9 14:09:46 srv1 postfix/smtpd[6220]: warning: unknown[87.246.7.140]: SASL LOGIN authentication failed: authentication failure
Aug  9 14:09:50 srv1 postfix/smtpd[6220]: warning: unknown[87.246.7.140]: SASL LOGIN authentication failed: authentication failure
...
2020-08-10 00:57:17
91.191.209.94 attackspambots
2020-08-09 17:34:12 dovecot_login authenticator failed for \(User\) \[91.191.209.94\]: 535 Incorrect authentication data \(set_id=bid@hosting1.no-server.de\)
2020-08-09 17:34:20 dovecot_login authenticator failed for \(User\) \[91.191.209.94\]: 535 Incorrect authentication data \(set_id=bid@hosting1.no-server.de\)
2020-08-09 17:34:39 dovecot_login authenticator failed for \(User\) \[91.191.209.94\]: 535 Incorrect authentication data \(set_id=admind@hosting1.no-server.de\)
2020-08-09 17:34:50 dovecot_login authenticator failed for \(User\) \[91.191.209.94\]: 535 Incorrect authentication data \(set_id=admind@hosting1.no-server.de\)
2020-08-09 17:34:57 dovecot_login authenticator failed for \(User\) \[91.191.209.94\]: 535 Incorrect authentication data \(set_id=admind@hosting1.no-server.de\)
2020-08-09 17:34:59 dovecot_login authenticator failed for \(User\) \[91.191.209.94\]: 535 Incorrect authentication data \(set_id=admind@hosting1.no-server.de\)
...
2020-08-10 00:46:23
125.94.149.53 attackspam
[N10.H1.VM1] Port Scanner Detected Blocked by UFW
2020-08-10 00:36:11
82.65.23.62 attackspam
SSH brutforce
2020-08-10 00:38:55
84.204.209.221 attackspambots
k+ssh-bruteforce
2020-08-10 00:47:42
111.231.82.143 attackspambots
Unauthorised connection attempt detected at AUO MAIN. System is sshd. Protected by AUO Stack Web Application Firewall (WAF)
2020-08-10 00:56:48
179.27.60.34 attackbotsspam
2020-08-09T23:31:35.468960billing sshd[11178]: Failed password for root from 179.27.60.34 port 59722 ssh2
2020-08-09T23:36:29.776578billing sshd[22365]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=r179-27-60-34.static.adinet.com.uy  user=root
2020-08-09T23:36:32.311032billing sshd[22365]: Failed password for root from 179.27.60.34 port 21992 ssh2
...
2020-08-10 00:45:50
178.62.6.215 attack
Aug  9 14:09:30 ws26vmsma01 sshd[189578]: Failed password for root from 178.62.6.215 port 34194 ssh2
...
2020-08-10 00:53:33
124.129.121.73 attackspambots
firewall-block, port(s): 2323/tcp
2020-08-10 00:35:55
106.54.194.189 attack
Aug  9 16:56:30 mout sshd[8629]: Connection closed by 106.54.194.189 port 58740 [preauth]
2020-08-10 00:38:31
117.103.2.114 attackbots
Aug  9 16:06:25 abendstille sshd\[1916\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.103.2.114  user=root
Aug  9 16:06:26 abendstille sshd\[1916\]: Failed password for root from 117.103.2.114 port 53554 ssh2
Aug  9 16:11:20 abendstille sshd\[6906\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.103.2.114  user=root
Aug  9 16:11:21 abendstille sshd\[6906\]: Failed password for root from 117.103.2.114 port 36086 ssh2
Aug  9 16:16:10 abendstille sshd\[12003\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.103.2.114  user=root
...
2020-08-10 01:04:53
46.161.27.75 attack
 TCP (SYN) 46.161.27.75:52647 -> port 6464, len 44
2020-08-10 00:46:51

Recently Reported IPs

104.21.94.180 104.21.94.187 104.21.94.182 104.21.94.184
104.21.94.185 104.21.94.188 104.21.94.192 104.21.94.19
104.21.94.190 104.21.94.191 104.21.94.193 104.21.94.195
104.21.94.194 104.21.94.196 104.21.94.197 104.21.94.198
104.21.94.199 104.21.94.20 104.21.94.2 104.21.94.200