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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.4.57
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 63252
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.4.57.			IN	A

;; AUTHORITY SECTION:
.			576	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021602 1800 900 604800 86400

;; Query time: 17 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 10:11:59 CST 2022
;; MSG SIZE  rcvd: 104
Host info
Host 57.4.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 57.4.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
124.207.48.72 attackbotsspam
" "
2020-03-05 19:57:05
165.22.110.2 attackspam
Mar  5 12:00:12 shared-1 sshd\[7598\]: Invalid user postgres from 165.22.110.2Mar  5 12:04:00 shared-1 sshd\[7635\]: Invalid user oracle from 165.22.110.2
...
2020-03-05 20:04:12
180.241.43.101 attack
Unauthorized connection attempt from IP address 180.241.43.101 on Port 445(SMB)
2020-03-05 20:00:50
192.241.230.28 attackbots
*Port Scan* detected from 192.241.230.28 (US/United States/zg-0229i-121.stretchoid.com). 4 hits in the last 220 seconds
2020-03-05 20:08:49
178.62.54.201 attackbots
Mar  5 08:05:55 server sshd\[13687\]: Failed password for invalid user centos from 178.62.54.201 port 40874 ssh2
Mar  5 14:13:06 server sshd\[20248\]: Invalid user kuat from 178.62.54.201
Mar  5 14:13:06 server sshd\[20248\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.62.54.201 
Mar  5 14:13:08 server sshd\[20248\]: Failed password for invalid user kuat from 178.62.54.201 port 52632 ssh2
Mar  5 14:23:33 server sshd\[22288\]: Invalid user zhuhan from 178.62.54.201
Mar  5 14:23:33 server sshd\[22288\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.62.54.201 
...
2020-03-05 20:12:43
130.208.171.231 attackspam
firewall-block, port(s): 2375/tcp
2020-03-05 19:44:13
119.42.113.230 attackspambots
Unauthorized connection attempt from IP address 119.42.113.230 on Port 445(SMB)
2020-03-05 19:55:29
14.162.93.254 attack
Mar  5 12:33:39 ArkNodeAT sshd\[10023\]: Invalid user discordbot from 14.162.93.254
Mar  5 12:33:39 ArkNodeAT sshd\[10023\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.162.93.254
Mar  5 12:33:41 ArkNodeAT sshd\[10023\]: Failed password for invalid user discordbot from 14.162.93.254 port 43134 ssh2
2020-03-05 19:48:01
66.150.69.220 attackbots
Detected by ModSecurity. Request URI: /xmlrpc.php?rsd
2020-03-05 19:46:33
14.21.36.84 attackbots
Mar  4 23:26:29 eddieflores sshd\[14655\]: Invalid user csgoserver from 14.21.36.84
Mar  4 23:26:29 eddieflores sshd\[14655\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.21.36.84
Mar  4 23:26:30 eddieflores sshd\[14655\]: Failed password for invalid user csgoserver from 14.21.36.84 port 57224 ssh2
Mar  4 23:32:15 eddieflores sshd\[15115\]: Invalid user peter from 14.21.36.84
Mar  4 23:32:15 eddieflores sshd\[15115\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.21.36.84
2020-03-05 19:51:53
14.41.86.147 attack
Honeypot attack, port: 5555, PTR: PTR record not found
2020-03-05 19:40:45
103.45.128.125 attackspambots
$f2bV_matches
2020-03-05 20:16:08
103.81.115.3 attackbots
445/tcp 445/tcp
[2020-02-01/03-05]2pkt
2020-03-05 19:39:59
218.88.27.54 attackspam
1583398273 - 03/05/2020 09:51:13 Host: 218.88.27.54/218.88.27.54 Port: 445 TCP Blocked
2020-03-05 19:56:22
172.105.226.61 attack
9090/tcp 9090/tcp 9090/tcp...
[2020-01-05/03-05]59pkt,1pt.(tcp)
2020-03-05 19:52:34

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