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 <<>> 205.21.221.104
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 50735
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;205.21.221.104.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025080901 1800 900 604800 86400

;; Query time: 448 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Aug 10 02:24:11 CST 2025
;; MSG SIZE  rcvd: 107
Host info
Host 104.221.21.205.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 104.221.21.205.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
125.163.155.190 attackbots
Honeypot attack, port: 445, PTR: 190.subnet125-163-155.speedy.telkom.net.id.
2020-02-21 20:58:04
198.108.67.43 attack
Fail2Ban Ban Triggered
2020-02-21 21:13:46
103.247.219.14 attackspambots
Honeypot attack, port: 445, PTR: ip-14.219.hsp.net.id.
2020-02-21 20:59:27
102.39.3.196 attack
Feb 21 05:34:19 mxgate1 postfix/postscreen[15233]: CONNECT from [102.39.3.196]:54653 to [176.31.12.44]:25
Feb 21 05:34:19 mxgate1 postfix/dnsblog[15333]: addr 102.39.3.196 listed by domain zen.spamhaus.org as 127.0.0.3
Feb 21 05:34:19 mxgate1 postfix/dnsblog[15333]: addr 102.39.3.196 listed by domain zen.spamhaus.org as 127.0.0.4
Feb 21 05:34:19 mxgate1 postfix/dnsblog[15347]: addr 102.39.3.196 listed by domain cbl.abuseat.org as 127.0.0.2
Feb 21 05:34:19 mxgate1 postfix/dnsblog[15331]: addr 102.39.3.196 listed by domain bl.spamcop.net as 127.0.0.2
Feb 21 05:34:19 mxgate1 postfix/dnsblog[15332]: addr 102.39.3.196 listed by domain b.barracudacentral.org as 127.0.0.2
Feb 21 05:34:20 mxgate1 postfix/postscreen[15233]: PREGREET 16 after 1.3 from [102.39.3.196]:54653: HELO trmol.com

Feb 21 05:34:20 mxgate1 postfix/postscreen[15233]: DNSBL rank 5 for [102.39.3.196]:54653
Feb x@x


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=102.39.3.196
2020-02-21 21:04:44
113.161.6.8 attackspambots
Honeypot attack, port: 445, PTR: static.vnpt.vn.
2020-02-21 21:08:47
113.168.255.166 attackspambots
Honeypot attack, port: 445, PTR: static.vnpt.vn.
2020-02-21 20:45:20
188.131.142.109 attack
Feb 21 10:21:06 *** sshd[15306]: Invalid user influxdb from 188.131.142.109
2020-02-21 20:38:40
138.68.26.48 attackspam
Feb 21 11:52:04 master sshd[23320]: Failed password for man from 138.68.26.48 port 44740 ssh2
2020-02-21 20:35:02
1.1.228.182 attack
Honeypot attack, port: 445, PTR: node-jw6.pool-1-1.dynamic.totinternet.net.
2020-02-21 20:30:21
59.3.253.131 attack
Honeypot attack, port: 81, PTR: PTR record not found
2020-02-21 20:56:28
222.254.1.90 attackspambots
Honeypot attack, port: 445, PTR: static.vnpt.vn.
2020-02-21 21:11:05
196.37.111.217 attack
Feb 21 11:58:31 icinga sshd[26998]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=196.37.111.217 
Feb 21 11:58:33 icinga sshd[26998]: Failed password for invalid user zhijun from 196.37.111.217 port 39628 ssh2
Feb 21 12:07:05 icinga sshd[34922]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=196.37.111.217 
...
2020-02-21 20:30:34
183.88.43.190 attackbots
1582260444 - 02/21/2020 05:47:24 Host: 183.88.43.190/183.88.43.190 Port: 445 TCP Blocked
2020-02-21 21:12:17
165.22.48.169 attackbotsspam
Port scan on 3 port(s): 2375 2376 2377
2020-02-21 20:51:48
182.61.54.213 attack
Feb 21 05:47:42 host sshd[33650]: Invalid user test1 from 182.61.54.213 port 35214
...
2020-02-21 20:53:49

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