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: United States

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 <<>> 104.21.57.17
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 23632
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.57.17.			IN	A

;; AUTHORITY SECTION:
.			595	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022201 1800 900 604800 86400

;; Query time: 59 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Feb 23 04:01:52 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 17.57.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 17.57.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
87.98.154.240 attackbotsspam
CMS (WordPress or Joomla) login attempt.
2020-07-20 22:46:34
185.12.45.115 attackspambots
\[Mon Jul 20 17:08:33.269319 2020\] \[authz_core:error\] \[pid 11439\] \[client 185.12.45.115:32930\] AH01630: client denied by server configuration: /usr/lib/cgi-bin/php5.cgi
\[Mon Jul 20 17:08:33.780904 2020\] \[authz_core:error\] \[pid 11439\] \[client 185.12.45.115:32930\] AH01630: client denied by server configuration: /usr/lib/cgi-bin/php-cgi
\[Mon Jul 20 17:08:34.419074 2020\] \[authz_core:error\] \[pid 11439\] \[client 185.12.45.115:32930\] AH01630: client denied by server configuration: /usr/lib/cgi-bin/php4-cgi
...
2020-07-20 22:51:53
60.173.178.149 attackbots
[MK-VM1] Blocked by UFW
2020-07-20 22:25:54
172.104.92.168 attackbots
firewall-block, port(s): 4567/tcp
2020-07-20 22:18:34
120.224.222.37 attack
Auto Detect Rule!
proto TCP (SYN), 120.224.222.37:59661->gjan.info:1433, len 40
2020-07-20 22:40:36
116.102.215.21 spambotsattackproxy
hacked through another phone and virtually sharing my phone for their use especially yahoo account and info.  Misuse and abuse of other customers/users. Please stop them!
2020-07-20 22:44:59
201.156.225.103 attackspam
Automatic report - Port Scan Attack
2020-07-20 22:48:22
117.215.129.29 attack
Jul 20 15:05:26 *hidden* sshd[2967]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.215.129.29 Jul 20 15:05:28 *hidden* sshd[2967]: Failed password for invalid user dev from 117.215.129.29 port 60240 ssh2 Jul 20 15:27:32 *hidden* sshd[25547]: Invalid user autocad from 117.215.129.29 port 54560
2020-07-20 22:56:38
118.112.97.248 attackspam
Auto Detect Rule!
proto TCP (SYN), 118.112.97.248:53699->gjan.info:1433, len 52
2020-07-20 22:49:51
111.229.194.130 attackbotsspam
2020-07-20T14:19:10.208273vps773228.ovh.net sshd[3628]: Failed password for invalid user youngjun from 111.229.194.130 port 42416 ssh2
2020-07-20T14:30:05.352954vps773228.ovh.net sshd[3715]: Invalid user wj from 111.229.194.130 port 47120
2020-07-20T14:30:05.373224vps773228.ovh.net sshd[3715]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.229.194.130
2020-07-20T14:30:05.352954vps773228.ovh.net sshd[3715]: Invalid user wj from 111.229.194.130 port 47120
2020-07-20T14:30:07.338502vps773228.ovh.net sshd[3715]: Failed password for invalid user wj from 111.229.194.130 port 47120 ssh2
...
2020-07-20 22:53:16
111.204.215.181 attackbots
Port Scan
...
2020-07-20 22:32:03
139.205.177.96 attackbots
Triggered: repeated knocking on closed ports.
2020-07-20 22:45:14
138.197.89.212 attack
firewall-block, port(s): 11848/tcp
2020-07-20 22:31:51
85.248.227.165 attackspam
Logfile match
2020-07-20 22:46:54
185.153.199.252 attackbotsspam
GPON exploit download attempt
2020-07-20 22:44:22

Recently Reported IPs

104.21.56.50 104.21.57.172 104.21.57.234 104.21.57.5
104.21.57.8 104.21.58.104 104.21.58.238 104.21.58.63
104.21.59.145 104.21.59.205 104.21.59.72 104.21.60.104
104.21.60.221 104.21.62.156 86.190.247.125 104.21.62.42
104.21.63.129 104.21.63.144 104.21.64.142 104.21.64.157