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 <<>> 104.21.57.175
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 30677
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.57.175.			IN	A

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

;; Query time: 54 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:31:25 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 175.57.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 175.57.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
103.141.138.228 attackspam
SmallBizIT.US 1 packets to tcp(3389)
2020-08-18 08:00:43
125.25.18.83 attackspam
Automatic report - Port Scan Attack
2020-08-18 07:56:07
211.159.218.251 attackbotsspam
2020-08-17T21:01:27.515982shield sshd\[8139\]: Invalid user sftp from 211.159.218.251 port 46506
2020-08-17T21:01:27.524216shield sshd\[8139\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.159.218.251
2020-08-17T21:01:28.955102shield sshd\[8139\]: Failed password for invalid user sftp from 211.159.218.251 port 46506 ssh2
2020-08-17T21:03:35.902463shield sshd\[8638\]: Invalid user etm from 211.159.218.251 port 51118
2020-08-17T21:03:35.910789shield sshd\[8638\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.159.218.251
2020-08-18 07:59:57
82.200.65.218 attackbotsspam
Aug 17 23:09:32 ns382633 sshd\[31926\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=82.200.65.218  user=root
Aug 17 23:09:34 ns382633 sshd\[31926\]: Failed password for root from 82.200.65.218 port 41386 ssh2
Aug 17 23:18:58 ns382633 sshd\[1383\]: Invalid user eis from 82.200.65.218 port 33016
Aug 17 23:18:58 ns382633 sshd\[1383\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=82.200.65.218
Aug 17 23:19:00 ns382633 sshd\[1383\]: Failed password for invalid user eis from 82.200.65.218 port 33016 ssh2
2020-08-18 07:29:31
72.143.100.14 attack
Aug 18 01:45:21 lukav-desktop sshd\[25310\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=72.143.100.14  user=root
Aug 18 01:45:23 lukav-desktop sshd\[25310\]: Failed password for root from 72.143.100.14 port 59913 ssh2
Aug 18 01:50:09 lukav-desktop sshd\[28707\]: Invalid user buero from 72.143.100.14
Aug 18 01:50:09 lukav-desktop sshd\[28707\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=72.143.100.14
Aug 18 01:50:12 lukav-desktop sshd\[28707\]: Failed password for invalid user buero from 72.143.100.14 port 36533 ssh2
2020-08-18 07:55:53
157.230.190.1 attackbots
Aug 17 23:28:03 cosmoit sshd[29306]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.190.1
2020-08-18 08:02:52
129.204.28.114 attack
Aug 18 01:20:57 ncomp sshd[20363]: Invalid user eli from 129.204.28.114
Aug 18 01:20:57 ncomp sshd[20363]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.204.28.114
Aug 18 01:20:57 ncomp sshd[20363]: Invalid user eli from 129.204.28.114
Aug 18 01:21:00 ncomp sshd[20363]: Failed password for invalid user eli from 129.204.28.114 port 51468 ssh2
2020-08-18 07:32:44
176.236.196.224 attackbotsspam
176.236.196.224 - - \[17/Aug/2020:23:24:36 +0300\] "POST /xmlrpc.php HTTP/1.1" 200 428 "-" "Mozilla/5.0 \(Windows NT 6.1\; Win64\; x64\) AppleWebKit/537.36 \(KHTML, like Gecko\) Chrome/59.0.3071.109 Safari/537.36" "-"
176.236.196.224 - - \[17/Aug/2020:23:24:38 +0300\] "POST /xmlrpc.php HTTP/1.1" 200 428 "-" "Mozilla/5.0 \(Windows NT 6.1\; Win64\; x64\) AppleWebKit/537.36 \(KHTML, like Gecko\) Chrome/59.0.3071.109 Safari/537.36" "-"
...
2020-08-18 07:50:33
213.165.179.100 attackspam
Automatic report - Port Scan Attack
2020-08-18 07:53:14
119.160.132.181 attackspambots
Port probing on unauthorized port 445
2020-08-18 07:51:21
222.186.30.57 attack
Aug 18 01:27:12 dev0-dcde-rnet sshd[2916]: Failed password for root from 222.186.30.57 port 34951 ssh2
Aug 18 01:27:20 dev0-dcde-rnet sshd[2918]: Failed password for root from 222.186.30.57 port 15241 ssh2
2020-08-18 07:30:08
82.69.96.126 attackbotsspam
Failed password for invalid user bow from 82.69.96.126 port 50536 ssh2
2020-08-18 07:51:59
67.205.137.32 attackspam
Ssh brute force
2020-08-18 08:00:56
129.28.187.169 attack
Ssh brute force
2020-08-18 07:59:09
77.255.211.62 attackbotsspam
(sshd) Failed SSH login from 77.255.211.62 (PL/Poland/77-255-211-62.adsl.inetia.pl): 5 in the last 3600 secs
2020-08-18 07:49:20

Recently Reported IPs

104.21.57.174 104.21.57.177 177.76.103.210 173.111.232.202
104.21.57.180 104.21.57.181 107.216.218.216 104.21.57.185
104.21.57.186 104.21.57.188 104.21.57.189 104.21.57.192
72.78.27.206 104.21.57.193 104.21.57.195 104.21.57.198
104.21.57.2 25.222.254.242 167.231.59.120 104.21.57.200