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 <<>> 104.21.66.246
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 674
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.66.246.			IN	A

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

;; Query time: 20 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:03:21 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 246.66.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 246.66.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
113.128.28.230 attack
Jul 13 17:10:54 localhost postfix/smtpd\[9510\]: warning: unknown\[113.128.28.230\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jul 13 17:11:02 localhost postfix/smtpd\[9510\]: warning: unknown\[113.128.28.230\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jul 13 17:11:14 localhost postfix/smtpd\[9510\]: warning: unknown\[113.128.28.230\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jul 13 17:11:31 localhost postfix/smtpd\[9510\]: warning: unknown\[113.128.28.230\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jul 13 17:11:40 localhost postfix/smtpd\[9510\]: warning: unknown\[113.128.28.230\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2019-07-14 03:28:26
94.177.218.53 attackspambots
Jul 13 17:03:58 meumeu sshd[18887]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.177.218.53 
Jul 13 17:03:59 meumeu sshd[18887]: Failed password for invalid user oracle from 94.177.218.53 port 49412 ssh2
Jul 13 17:11:20 meumeu sshd[22053]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.177.218.53 
...
2019-07-14 03:40:12
118.24.255.191 attackspambots
Jul 13 21:35:36 s64-1 sshd[2924]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.255.191
Jul 13 21:35:37 s64-1 sshd[2924]: Failed password for invalid user ftptest from 118.24.255.191 port 52126 ssh2
Jul 13 21:41:48 s64-1 sshd[3005]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.24.255.191
...
2019-07-14 03:52:06
41.90.9.34 attackspambots
Brute force attempt
2019-07-14 03:50:07
182.74.25.246 attackbots
Jul 13 19:42:45 debian sshd\[27102\]: Invalid user sonar from 182.74.25.246 port 40770
Jul 13 19:42:45 debian sshd\[27102\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.74.25.246
...
2019-07-14 03:23:42
136.179.27.193 attackbots
Jul 13 16:15:19 MK-Soft-VM6 sshd\[25076\]: Invalid user support from 136.179.27.193 port 33412
Jul 13 16:15:22 MK-Soft-VM6 sshd\[25076\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=136.179.27.193
Jul 13 16:15:24 MK-Soft-VM6 sshd\[25076\]: Failed password for invalid user support from 136.179.27.193 port 33412 ssh2
...
2019-07-14 03:14:11
181.43.47.196 attackspam
Jul 13 16:52:45 mxgate1 postfix/postscreen[29762]: CONNECT from [181.43.47.196]:26277 to [176.31.12.44]:25
Jul 13 16:52:45 mxgate1 postfix/dnsblog[29811]: addr 181.43.47.196 listed by domain zen.spamhaus.org as 127.0.0.11
Jul 13 16:52:45 mxgate1 postfix/dnsblog[29811]: addr 181.43.47.196 listed by domain zen.spamhaus.org as 127.0.0.4
Jul 13 16:52:45 mxgate1 postfix/dnsblog[29764]: addr 181.43.47.196 listed by domain cbl.abuseat.org as 127.0.0.2
Jul 13 16:52:45 mxgate1 postfix/dnsblog[29763]: addr 181.43.47.196 listed by domain b.barracudacentral.org as 127.0.0.2
Jul 13 16:52:46 mxgate1 postfix/dnsblog[29765]: addr 181.43.47.196 listed by domain ix.dnsbl.xxxxxx.net as 127.0.0.2
Jul 13 16:52:51 mxgate1 postfix/postscreen[29762]: DNSBL rank 5 for [181.43.47.196]:26277
Jul x@x


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=181.43.47.196
2019-07-14 03:42:57
37.139.21.75 attackbots
Tried sshing with brute force.
2019-07-14 03:58:30
138.36.3.142 attackspam
Automatic report - Port Scan Attack
2019-07-14 03:34:58
138.118.241.56 attack
Lines containing failures of 138.118.241.56
Jul 13 16:52:23 mellenthin postfix/smtpd[5663]: connect from unknown[138.118.241.56]
Jul x@x
Jul 13 16:52:24 mellenthin postfix/smtpd[5663]: lost connection after DATA from unknown[138.118.241.56]
Jul 13 16:52:24 mellenthin postfix/smtpd[5663]: disconnect from unknown[138.118.241.56] ehlo=1 mail=1 rcpt=0/1 data=0/1 commands=2/4


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=138.118.241.56
2019-07-14 03:32:43
120.56.250.4 attack
Lines containing failures of 120.56.250.4
Jul 13 16:52:57 mellenthin postfix/smtpd[1487]: connect from unknown[120.56.250.4]
Jul x@x
Jul 13 16:52:58 mellenthin postfix/smtpd[1487]: lost connection after DATA from unknown[120.56.250.4]
Jul 13 16:52:58 mellenthin postfix/smtpd[1487]: disconnect from unknown[120.56.250.4] ehlo=1 mail=1 rcpt=0/1 data=0/1 commands=2/4


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=120.56.250.4
2019-07-14 03:36:51
5.149.144.102 attack
Automatic report - Banned IP Access
2019-07-14 03:23:08
148.70.26.85 attackbotsspam
Jul 13 20:43:48 debian sshd\[28564\]: Invalid user xxx from 148.70.26.85 port 58926
Jul 13 20:43:48 debian sshd\[28564\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.26.85
...
2019-07-14 03:44:08
185.176.26.14 attack
13.07.2019 17:36:39 Connection to port 5000 blocked by firewall
2019-07-14 03:40:38
177.92.240.252 attackspambots
failed_logins
2019-07-14 03:46:58

Recently Reported IPs

104.20.164.83 104.20.164.104 104.20.164.13 104.20.165.13
104.20.165.83 104.20.17.89 104.20.171.54 104.20.172.85
104.20.173.11 104.20.172.11 104.20.174.30 104.20.17.170
104.21.66.248 104.20.17.84 104.20.170.54 104.20.174.88
104.20.17.25 104.20.174.5 104.20.175.30 104.20.177.9