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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.91.214
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 15401
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.91.214.			IN	A

;; AUTHORITY SECTION:
.			563	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 16 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:22:12 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 214.91.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 214.91.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
2.238.193.59 attack
SSH Brute-Force reported by Fail2Ban
2019-11-03 19:16:47
5.53.252.46 attackbotsspam
Fail2Ban Ban Triggered
2019-11-03 19:06:45
106.12.60.185 attack
Nov  3 08:15:38 thevastnessof sshd[32636]: Failed password for root from 106.12.60.185 port 50766 ssh2
...
2019-11-03 19:32:23
27.154.225.186 attackbotsspam
Nov  3 11:35:08 server sshd\[6829\]: Invalid user vnc from 27.154.225.186
Nov  3 11:35:08 server sshd\[6829\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=27.154.225.186 
Nov  3 11:35:10 server sshd\[6829\]: Failed password for invalid user vnc from 27.154.225.186 port 44468 ssh2
Nov  3 11:59:15 server sshd\[12492\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=27.154.225.186  user=root
Nov  3 11:59:16 server sshd\[12492\]: Failed password for root from 27.154.225.186 port 36910 ssh2
...
2019-11-03 19:38:46
222.186.175.150 attackbotsspam
Nov  3 07:54:43 firewall sshd[7799]: Failed password for root from 222.186.175.150 port 22964 ssh2
Nov  3 07:55:02 firewall sshd[7799]: error: maximum authentication attempts exceeded for root from 222.186.175.150 port 22964 ssh2 [preauth]
Nov  3 07:55:02 firewall sshd[7799]: Disconnecting: Too many authentication failures [preauth]
...
2019-11-03 19:01:54
106.13.182.57 attackspam
2019-11-03T08:50:53.759625abusebot-5.cloudsearch.cf sshd\[1232\]: Invalid user gemma from 106.13.182.57 port 46854
2019-11-03 19:05:16
157.230.57.112 attackspambots
Nov  3 12:22:07 nextcloud sshd\[9565\]: Invalid user mistral5885 from 157.230.57.112
Nov  3 12:22:07 nextcloud sshd\[9565\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.57.112
Nov  3 12:22:09 nextcloud sshd\[9565\]: Failed password for invalid user mistral5885 from 157.230.57.112 port 35012 ssh2
...
2019-11-03 19:31:24
176.119.63.75 attackspam
2019-11-03T10:06:44.899498abusebot-2.cloudsearch.cf sshd\[16826\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=68794-1-4baba3-01.services.oktawave.com  user=root
2019-11-03 19:18:30
219.159.239.77 attackspambots
Nov  3 05:43:25 localhost sshd[14606]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=219.159.239.77 
Nov  3 05:43:25 localhost sshd[14606]: Invalid user rudo from 219.159.239.77 port 50208
Nov  3 05:43:27 localhost sshd[14606]: Failed password for invalid user rudo from 219.159.239.77 port 50208 ssh2
Nov  3 05:48:04 localhost sshd[14717]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=219.159.239.77  user=root
Nov  3 05:48:06 localhost sshd[14717]: Failed password for root from 219.159.239.77 port 54150 ssh2
2019-11-03 19:24:31
51.255.173.222 attackbotsspam
Nov  3 08:37:49 SilenceServices sshd[9856]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.255.173.222
Nov  3 08:37:51 SilenceServices sshd[9856]: Failed password for invalid user 123 from 51.255.173.222 port 57606 ssh2
Nov  3 08:41:39 SilenceServices sshd[10979]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.255.173.222
2019-11-03 19:24:08
141.98.254.225 attackbots
Brute force attempt
2019-11-03 19:08:55
52.165.88.121 attackbots
Automatic report - Banned IP Access
2019-11-03 19:13:24
106.12.28.203 attack
(sshd) Failed SSH login from 106.12.28.203 (CN/China/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Nov  3 07:34:24 s1 sshd[9446]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.28.203  user=root
Nov  3 07:34:26 s1 sshd[9446]: Failed password for root from 106.12.28.203 port 36398 ssh2
Nov  3 07:43:38 s1 sshd[9670]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.28.203  user=root
Nov  3 07:43:40 s1 sshd[9670]: Failed password for root from 106.12.28.203 port 37760 ssh2
Nov  3 07:48:33 s1 sshd[9791]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.28.203  user=root
2019-11-03 19:38:14
206.189.146.13 attackbotsspam
Nov  3 06:49:29 lnxmysql61 sshd[17810]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.146.13
2019-11-03 19:08:01
140.143.58.46 attackspam
Nov  3 11:15:39 root sshd[4073]: Failed password for root from 140.143.58.46 port 52008 ssh2
Nov  3 11:34:48 root sshd[4220]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.58.46 
Nov  3 11:34:50 root sshd[4220]: Failed password for invalid user webmaster from 140.143.58.46 port 50234 ssh2
...
2019-11-03 19:42:38

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