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 <<>> 104.21.192.211
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 17538
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.192.211.			IN	A

;; AUTHORITY SECTION:
.			556	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022033100 1800 900 604800 86400

;; Query time: 95 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Mar 31 16:53:44 CST 2022
;; MSG SIZE  rcvd: 107
Host info
Host 211.192.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 211.192.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
149.72.243.180 attack
Lines containing failures of 149.72.243.180
Aug 20 20:52:09 penfold postfix/smtpd[16848]: connect from wrqvfpbq.outbound-mail.sendgrid.net[149.72.243.180]
Aug 20 20:52:09 penfold postfix/smtpd[16848]: Anonymous TLS connection established from wrqvfpbq.outbound-mail.sendgrid.net[149.72.243.180]: TLSv1.2 whostnameh cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bhostnames)
Aug 20 20:52:10 penfold postfix/smtpd[16848]: 12EC720201: client=wrqvfpbq.outbound-mail.sendgrid.net[149.72.243.180]
Aug 20 20:52:10 penfold opendkim[18979]: 12EC720201: wrqvfpbq.outbound-mail.sendgrid.net [149.72.243.180] not internal
Aug 20 20:52:13 penfold postfix/smtpd[16866]: connect from wrqvfpbq.outbound-mail.sendgrid.net[149.72.243.180]
Aug 20 20:52:13 penfold postfix/smtpd[16866]: Anonymous TLS connection established from wrqvfpbq.outbound-mail.sendgrid.net[149.72.243.180]: TLS
.... truncated .... 
Lines containing failures of 149.72.243.180
Aug 20 20:52:09 penfold postfix/smtpd[16848]: connect fro........
------------------------------
2020-08-23 03:50:49
185.175.93.14 attackbotsspam
[Sun Aug 16 00:41:22 2020] - DDoS Attack From IP: 185.175.93.14 Port: 49881
2020-08-23 03:36:16
213.81.147.251 attackbotsspam
 TCP (SYN) 213.81.147.251:32051 -> port 23, len 44
2020-08-23 03:50:28
222.186.173.201 attack
 TCP (SYN) 222.186.173.201:46671 -> port 22, len 44
2020-08-23 03:46:15
111.231.89.140 attackbots
Banned for a week because repeated abuses, for example SSH, but not only
2020-08-23 04:00:17
93.87.234.44 attackbotsspam
Automatic report - XMLRPC Attack
2020-08-23 03:45:55
118.89.234.161 attack
2020-08-22T01:01:12.761394hostname sshd[58458]: Failed password for root from 118.89.234.161 port 40454 ssh2
...
2020-08-23 03:44:24
106.112.178.247 attackbotsspam
Lines containing failures of 106.112.178.247
Aug 20 19:32:13 kmh-vmh-001-fsn03 sshd[9692]: Invalid user abdul from 106.112.178.247 port 36822
Aug 20 19:32:13 kmh-vmh-001-fsn03 sshd[9692]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.112.178.247 
Aug 20 19:32:15 kmh-vmh-001-fsn03 sshd[9692]: Failed password for invalid user abdul from 106.112.178.247 port 36822 ssh2
Aug 20 19:32:19 kmh-vmh-001-fsn03 sshd[9692]: Received disconnect from 106.112.178.247 port 36822:11: Bye Bye [preauth]
Aug 20 19:32:19 kmh-vmh-001-fsn03 sshd[9692]: Disconnected from invalid user abdul 106.112.178.247 port 36822 [preauth]
Aug 20 19:36:21 kmh-vmh-001-fsn03 sshd[18985]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.112.178.247  user=r.r
Aug 20 19:36:22 kmh-vmh-001-fsn03 sshd[18985]: Failed password for r.r from 106.112.178.247 port 41846 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=
2020-08-23 03:31:14
178.176.77.204 attackspambots
[N10.H1.VM1] Port Scanner Detected Blocked by UFW
2020-08-23 03:32:30
104.144.17.137 attack
Registration form abuse
2020-08-23 03:36:37
212.64.66.135 attackbotsspam
Aug 22 16:49:49 ws24vmsma01 sshd[39222]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.64.66.135
Aug 22 16:49:50 ws24vmsma01 sshd[39222]: Failed password for invalid user admin123 from 212.64.66.135 port 44896 ssh2
...
2020-08-23 04:04:04
51.79.84.48 attackbots
prod6
...
2020-08-23 03:55:24
106.53.68.158 attack
Aug 22 14:04:23 haigwepa sshd[14265]: Failed password for ftp from 106.53.68.158 port 36242 ssh2
...
2020-08-23 03:58:43
157.7.85.245 attack
Aug 22 19:15:41 vps-51d81928 sshd[27186]: Invalid user user3 from 157.7.85.245 port 42334
Aug 22 19:15:41 vps-51d81928 sshd[27186]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.7.85.245 
Aug 22 19:15:41 vps-51d81928 sshd[27186]: Invalid user user3 from 157.7.85.245 port 42334
Aug 22 19:15:44 vps-51d81928 sshd[27186]: Failed password for invalid user user3 from 157.7.85.245 port 42334 ssh2
Aug 22 19:19:57 vps-51d81928 sshd[27289]: Invalid user story from 157.7.85.245 port 48416
...
2020-08-23 03:47:49
211.252.87.97 attackspam
Aug 22 21:44:45 home sshd[3358242]: Failed password for invalid user app from 211.252.87.97 port 51260 ssh2
Aug 22 21:48:53 home sshd[3359643]: Invalid user client1 from 211.252.87.97 port 54648
Aug 22 21:48:53 home sshd[3359643]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.252.87.97 
Aug 22 21:48:53 home sshd[3359643]: Invalid user client1 from 211.252.87.97 port 54648
Aug 22 21:48:54 home sshd[3359643]: Failed password for invalid user client1 from 211.252.87.97 port 54648 ssh2
...
2020-08-23 04:06:04

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