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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.39.203
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 1343
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.39.203.			IN	A

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

;; Query time: 70 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 21:39:38 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 203.39.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 203.39.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
196.218.53.68 attack
MultiHost/MultiPort Probe, Scan, Hack -
2020-02-17 16:26:08
196.218.53.2 attack
MultiHost/MultiPort Probe, Scan, Hack -
2020-02-17 16:30:37
137.74.80.36 attackspambots
SSH login attempts.
2020-02-17 16:16:35
52.58.78.16 attackbotsspam
SSH login attempts.
2020-02-17 16:45:54
188.166.227.116 attack
Feb 17 04:54:35 web8 sshd\[24735\]: Invalid user bandit from 188.166.227.116
Feb 17 04:54:35 web8 sshd\[24735\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.166.227.116
Feb 17 04:54:37 web8 sshd\[24735\]: Failed password for invalid user bandit from 188.166.227.116 port 43200 ssh2
Feb 17 04:57:31 web8 sshd\[26298\]: Invalid user psc from 188.166.227.116
Feb 17 04:57:31 web8 sshd\[26298\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.166.227.116
2020-02-17 16:34:21
182.74.114.30 attack
1581915439 - 02/17/2020 05:57:19 Host: 182.74.114.30/182.74.114.30 Port: 445 TCP Blocked
2020-02-17 16:49:49
70.226.21.36 attack
SSH login attempts.
2020-02-17 16:28:23
188.59.146.90 attackbots
SSH login attempts.
2020-02-17 16:49:11
148.70.91.15 attackbotsspam
Feb 17 07:46:53 server sshd\[8923\]: Invalid user upload from 148.70.91.15
Feb 17 07:46:53 server sshd\[8923\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.91.15 
Feb 17 07:46:55 server sshd\[8923\]: Failed password for invalid user upload from 148.70.91.15 port 51726 ssh2
Feb 17 07:57:42 server sshd\[10681\]: Invalid user testuser from 148.70.91.15
Feb 17 07:57:42 server sshd\[10681\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.91.15 
...
2020-02-17 16:20:02
174.137.15.59 attackbotsspam
SSH login attempts.
2020-02-17 16:50:43
45.143.222.107 spam
[2020/02/17 15:47:35] [45.143.222.107:2100-0] User luxnet@luxnetcorp.com.tw AUTH fails.
[2020/02/17 15:47:37] [45.143.222.107:2101-0] User luxnet@luxnetcorp.com.tw AUTH fails.
[2020/02/17 15:47:38] [45.143.222.107:2101-0] User luxnet@luxnetcorp.com.tw AUTH fails.
[2020/02/17 15:47:40] [45.143.222.107:2100-0] User luxnet@luxnetcorp.com.tw AUTH fails.
[2020/02/17 15:47:52] [45.143.222.107:2095-0] User luxnet@luxnetcorp.com.tw AUTH fails.
[
2020-02-17 16:45:18
106.15.238.84 attackbots
SSH login attempts.
2020-02-17 16:11:45
94.136.40.152 attackbots
SSH login attempts.
2020-02-17 16:51:36
194.8.129.63 attackbotsspam
Unauthorized connection attempt detected from IP address 194.8.129.63 to port 445
2020-02-17 16:48:40
194.38.175.17 attackbotsspam
SSH login attempts.
2020-02-17 16:21:16

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