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 <<>> 104.21.21.240
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 11036
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.21.240.			IN	A

;; AUTHORITY SECTION:
.			458	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022000 1800 900 604800 86400

;; Query time: 60 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 20 19:30:19 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 240.21.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 240.21.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
191.53.238.102 attack
May 25 13:17:26 mail.srvfarm.net postfix/smtpd[235744]: warning: unknown[191.53.238.102]: SASL PLAIN authentication failed: 
May 25 13:17:27 mail.srvfarm.net postfix/smtpd[235744]: lost connection after AUTH from unknown[191.53.238.102]
May 25 13:19:25 mail.srvfarm.net postfix/smtps/smtpd[236937]: warning: unknown[191.53.238.102]: SASL PLAIN authentication failed: 
May 25 13:19:26 mail.srvfarm.net postfix/smtps/smtpd[236937]: lost connection after AUTH from unknown[191.53.238.102]
May 25 13:21:22 mail.srvfarm.net postfix/smtps/smtpd[220465]: lost connection after CONNECT from unknown[191.53.238.102]
2020-05-26 02:01:30
106.54.16.96 attackspambots
May 25 17:20:15 edebian sshd[4335]: Failed password for root from 106.54.16.96 port 47808 ssh2
...
2020-05-26 01:31:27
124.127.206.4 attack
May 25 15:13:38 mout sshd[23617]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.127.206.4  user=root
May 25 15:13:40 mout sshd[23617]: Failed password for root from 124.127.206.4 port 43789 ssh2
May 25 15:18:22 mout sshd[23954]: Invalid user zabbix from 124.127.206.4 port 40236
2020-05-26 01:47:03
222.186.30.218 attackspambots
2020-05-25T17:55:43.622630abusebot-6.cloudsearch.cf sshd[2207]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.218  user=root
2020-05-25T17:55:45.763850abusebot-6.cloudsearch.cf sshd[2207]: Failed password for root from 222.186.30.218 port 39146 ssh2
2020-05-25T17:55:47.744986abusebot-6.cloudsearch.cf sshd[2207]: Failed password for root from 222.186.30.218 port 39146 ssh2
2020-05-25T17:55:43.622630abusebot-6.cloudsearch.cf sshd[2207]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.30.218  user=root
2020-05-25T17:55:45.763850abusebot-6.cloudsearch.cf sshd[2207]: Failed password for root from 222.186.30.218 port 39146 ssh2
2020-05-25T17:55:47.744986abusebot-6.cloudsearch.cf sshd[2207]: Failed password for root from 222.186.30.218 port 39146 ssh2
2020-05-25T17:55:43.622630abusebot-6.cloudsearch.cf sshd[2207]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser
...
2020-05-26 01:56:50
103.82.80.64 attackbots
Unauthorized connection attempt from IP address 103.82.80.64 on Port 445(SMB)
2020-05-26 01:38:39
157.230.235.122 attackbotsspam
May 25 16:02:38 MainVPS sshd[15909]: Invalid user postgres from 157.230.235.122 port 46548
May 25 16:02:38 MainVPS sshd[15909]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.235.122
May 25 16:02:38 MainVPS sshd[15909]: Invalid user postgres from 157.230.235.122 port 46548
May 25 16:02:40 MainVPS sshd[15909]: Failed password for invalid user postgres from 157.230.235.122 port 46548 ssh2
May 25 16:06:37 MainVPS sshd[18854]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.235.122  user=root
May 25 16:06:39 MainVPS sshd[18854]: Failed password for root from 157.230.235.122 port 53900 ssh2
...
2020-05-26 01:25:03
125.132.73.14 attackspambots
May 25 15:45:59 web01 sshd[3198]: Failed password for root from 125.132.73.14 port 40341 ssh2
...
2020-05-26 01:31:11
54.38.55.136 attackspam
May 25 05:51:07 web9 sshd\[24119\]: Invalid user config from 54.38.55.136
May 25 05:51:07 web9 sshd\[24119\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.55.136
May 25 05:51:09 web9 sshd\[24119\]: Failed password for invalid user config from 54.38.55.136 port 33058 ssh2
May 25 05:52:27 web9 sshd\[24312\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.55.136  user=root
May 25 05:52:29 web9 sshd\[24312\]: Failed password for root from 54.38.55.136 port 52772 ssh2
2020-05-26 01:52:42
159.89.157.75 attackspam
Auto Fail2Ban report, multiple SSH login attempts.
2020-05-26 01:40:58
194.153.128.215 attackbotsspam
xmlrpc attack
2020-05-26 01:46:14
95.15.189.51 attackbots
Unauthorized connection attempt detected from IP address 95.15.189.51 to port 23
2020-05-26 01:49:43
223.240.89.38 attackspam
May 25 15:51:28 [host] sshd[3246]: pam_unix(sshd:a
May 25 15:51:31 [host] sshd[3246]: Failed password
May 25 15:56:18 [host] sshd[3517]: pam_unix(sshd:a
2020-05-26 01:23:10
123.206.225.91 attack
May 25 19:35:08 ncomp sshd[21950]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.206.225.91  user=root
May 25 19:35:11 ncomp sshd[21950]: Failed password for root from 123.206.225.91 port 42342 ssh2
May 25 19:39:24 ncomp sshd[22102]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.206.225.91  user=root
May 25 19:39:26 ncomp sshd[22102]: Failed password for root from 123.206.225.91 port 55960 ssh2
2020-05-26 01:52:21
37.139.20.6 attackbots
May 25 17:28:34 ArkNodeAT sshd\[25799\]: Invalid user victoria from 37.139.20.6
May 25 17:28:34 ArkNodeAT sshd\[25799\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.139.20.6
May 25 17:28:35 ArkNodeAT sshd\[25799\]: Failed password for invalid user victoria from 37.139.20.6 port 49848 ssh2
2020-05-26 01:47:41
118.254.113.18 attackspam
"SERVER-WEBAPP GPON Router authentication bypass and command injection attempt"
2020-05-26 01:27:46

Recently Reported IPs

104.21.21.32 104.21.21.245 104.21.21.24 104.21.21.236
104.21.21.214 104.18.20.250 104.21.21.63 104.21.21.77
104.21.21.50 104.21.21.75 104.21.21.46 104.21.21.6
104.21.22.117 104.21.22.106 104.21.21.51 104.21.22.121
104.21.22.128 104.21.21.89 114.28.84.255 104.21.22.17