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 <<>> 104.21.11.209
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 82
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.11.209.			IN	A

;; AUTHORITY SECTION:
.			491	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 26 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:09:49 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 209.11.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 209.11.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
39.98.212.165 attackspambots
Jun 13 20:19:15 our-server-hostname sshd[21970]: Invalid user jn from 39.98.212.165
Jun 13 20:19:15 our-server-hostname sshd[21970]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=39.98.212.165 
Jun 13 20:19:17 our-server-hostname sshd[21970]: Failed password for invalid user jn from 39.98.212.165 port 46160 ssh2
Jun 13 20:33:55 our-server-hostname sshd[24463]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=39.98.212.165  user=r.r
Jun 13 20:33:57 our-server-hostname sshd[24463]: Failed password for r.r from 39.98.212.165 port 49262 ssh2
Jun 13 20:34:38 our-server-hostname sshd[24562]: Invalid user vps from 39.98.212.165
Jun 13 20:34:38 our-server-hostname sshd[24562]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=39.98.212.165 
Jun 13 20:34:39 our-server-hostname sshd[24562]: Failed password for invalid user vps from 39.98.212.165 port 57012 ssh2

........
-------------------------------
2020-06-14 02:47:00
91.121.211.34 attackspam
2020-06-13T20:12:04.349394vps751288.ovh.net sshd\[31769\]: Invalid user pranava from 91.121.211.34 port 57362
2020-06-13T20:12:04.358200vps751288.ovh.net sshd\[31769\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns337826.ip-91-121-211.eu
2020-06-13T20:12:06.603854vps751288.ovh.net sshd\[31769\]: Failed password for invalid user pranava from 91.121.211.34 port 57362 ssh2
2020-06-13T20:21:32.966388vps751288.ovh.net sshd\[31840\]: Invalid user kongxt from 91.121.211.34 port 57518
2020-06-13T20:21:32.974314vps751288.ovh.net sshd\[31840\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns337826.ip-91-121-211.eu
2020-06-14 02:34:06
104.248.147.78 attackbots
Jun 13 17:15:41 ns382633 sshd\[21526\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.147.78  user=root
Jun 13 17:15:43 ns382633 sshd\[21526\]: Failed password for root from 104.248.147.78 port 48046 ssh2
Jun 13 17:30:24 ns382633 sshd\[24039\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.147.78  user=root
Jun 13 17:30:26 ns382633 sshd\[24039\]: Failed password for root from 104.248.147.78 port 41290 ssh2
Jun 13 17:33:48 ns382633 sshd\[24356\]: Invalid user oprea from 104.248.147.78 port 51502
Jun 13 17:33:48 ns382633 sshd\[24356\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.147.78
2020-06-14 03:13:15
218.92.0.192 attackbotsspam
Jun 13 20:30:31 sip sshd[636677]: Failed password for root from 218.92.0.192 port 20044 ssh2
Jun 13 20:31:33 sip sshd[636689]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.192  user=root
Jun 13 20:31:34 sip sshd[636689]: Failed password for root from 218.92.0.192 port 41261 ssh2
...
2020-06-14 03:13:32
144.172.73.36 attackspam
Jun 13 20:08:57 roki-contabo sshd\[27369\]: Invalid user honey from 144.172.73.36
Jun 13 20:08:57 roki-contabo sshd\[27369\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=144.172.73.36
Jun 13 20:09:00 roki-contabo sshd\[27369\]: Failed password for invalid user honey from 144.172.73.36 port 35752 ssh2
Jun 13 20:09:01 roki-contabo sshd\[27371\]: Invalid user admin from 144.172.73.36
Jun 13 20:09:01 roki-contabo sshd\[27371\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=144.172.73.36
...
2020-06-14 02:37:19
203.217.61.120 attackspambots
Unauthorized connection attempt detected from IP address 203.217.61.120 to port 22 [T]
2020-06-14 03:12:38
36.92.95.10 attackbots
Jun 13 15:03:33 ns41 sshd[15922]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.92.95.10
2020-06-14 02:59:21
49.234.43.224 attack
Jun 14 01:43:17 webhost01 sshd[1706]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.234.43.224
Jun 14 01:43:19 webhost01 sshd[1706]: Failed password for invalid user production from 49.234.43.224 port 59592 ssh2
...
2020-06-14 02:54:26
83.12.171.68 attackbots
Jun 13 16:54:46 124388 sshd[2371]: Failed password for invalid user braxton from 83.12.171.68 port 59449 ssh2
Jun 13 16:59:35 124388 sshd[2787]: Invalid user riki from 83.12.171.68 port 48265
Jun 13 16:59:35 124388 sshd[2787]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=83.12.171.68
Jun 13 16:59:35 124388 sshd[2787]: Invalid user riki from 83.12.171.68 port 48265
Jun 13 16:59:37 124388 sshd[2787]: Failed password for invalid user riki from 83.12.171.68 port 48265 ssh2
2020-06-14 02:58:05
51.178.82.80 attackbots
Jun 13 20:13:36 Ubuntu-1404-trusty-64-minimal sshd\[1779\]: Invalid user jts3 from 51.178.82.80
Jun 13 20:13:36 Ubuntu-1404-trusty-64-minimal sshd\[1779\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.178.82.80
Jun 13 20:13:37 Ubuntu-1404-trusty-64-minimal sshd\[1779\]: Failed password for invalid user jts3 from 51.178.82.80 port 57426 ssh2
Jun 13 20:16:24 Ubuntu-1404-trusty-64-minimal sshd\[5747\]: Invalid user admin from 51.178.82.80
Jun 13 20:16:24 Ubuntu-1404-trusty-64-minimal sshd\[5747\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.178.82.80
2020-06-14 02:55:27
85.209.150.186 attackspam
pinterest spam
2020-06-14 03:16:20
107.170.104.125 attack
*Port Scan* detected from 107.170.104.125 (US/United States/New York/New York/www.jambcbttest.com). 4 hits in the last 120 seconds
2020-06-14 02:54:02
54.36.108.162 attack
Automatic report - Banned IP Access
2020-06-14 03:00:35
62.122.156.74 attackspambots
Jun 13 19:50:06 server sshd[18028]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.122.156.74
Jun 13 19:50:07 server sshd[18028]: Failed password for invalid user Mika from 62.122.156.74 port 40154 ssh2
Jun 13 19:53:38 server sshd[18536]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.122.156.74
...
2020-06-14 02:58:41
14.162.151.139 attackbotsspam
Unauthorised connection attempt detected at AUO US MAIN. System is sshd. Protected by AUO Stack Web Application Firewall (WAF)
2020-06-14 03:00:19

Recently Reported IPs

104.21.11.203 104.21.11.221 104.21.11.226 104.21.11.219
104.21.11.235 104.21.11.230 104.21.11.210 104.21.11.220
104.21.67.182 104.21.11.239 104.21.11.29 104.21.11.243
104.21.11.38 104.21.11.247 104.21.11.3 104.21.11.37
104.21.11.4 104.21.11.46 104.21.11.51 104.21.11.5