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 <<>> 104.21.72.195
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 4757
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.72.195.			IN	A

;; AUTHORITY SECTION:
.			587	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 62 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:50:52 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 195.72.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 195.72.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
185.141.213.134 attackspambots
Jan 31 19:42:48 *** sshd[17592]: Invalid user ftp1 from 185.141.213.134
2020-02-01 04:38:24
165.22.82.123 attack
Invalid user digvijay from 165.22.82.123 port 55484
2020-02-01 04:39:16
128.199.204.164 attackbotsspam
Jan 29 07:17:50 host sshd[25158]: Invalid user cyw from 128.199.204.164
Jan 29 07:17:50 host sshd[25158]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.204.164 
Jan 29 07:17:51 host sshd[25158]: Failed password for invalid user cyw from 128.199.204.164 port 40952 ssh2
Jan 29 07:17:52 host sshd[25158]: Received disconnect from 128.199.204.164: 11: Bye Bye [preauth]
Jan 29 07:25:17 host sshd[14984]: Invalid user shefali from 128.199.204.164
Jan 29 07:25:17 host sshd[14984]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.204.164 
Jan 29 07:25:19 host sshd[14984]: Failed password for invalid user shefali from 128.199.204.164 port 47850 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=128.199.204.164
2020-02-01 04:45:45
222.223.32.227 attack
Unauthorized connection attempt detected from IP address 222.223.32.227 to port 2220 [J]
2020-02-01 04:37:32
182.61.55.145 attackspam
Unauthorized connection attempt detected from IP address 182.61.55.145 to port 2220 [J]
2020-02-01 04:45:03
49.88.112.114 attackspambots
Jan 31 11:07:26 auw2 sshd\[9936\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.114  user=root
Jan 31 11:07:29 auw2 sshd\[9936\]: Failed password for root from 49.88.112.114 port 31382 ssh2
Jan 31 11:08:25 auw2 sshd\[10035\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.114  user=root
Jan 31 11:08:27 auw2 sshd\[10035\]: Failed password for root from 49.88.112.114 port 41873 ssh2
Jan 31 11:09:23 auw2 sshd\[10253\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.114  user=root
2020-02-01 05:13:18
218.92.0.178 attackbotsspam
Jan 31 21:39:14 MK-Soft-VM8 sshd[6839]: Failed password for root from 218.92.0.178 port 46207 ssh2
Jan 31 21:39:17 MK-Soft-VM8 sshd[6839]: Failed password for root from 218.92.0.178 port 46207 ssh2
...
2020-02-01 04:42:36
212.26.252.51 attackspambots
Unauthorized connection attempt detected from IP address 212.26.252.51 to port 8080 [J]
2020-02-01 05:02:53
86.105.52.90 attackbotsspam
Automatic report - Banned IP Access
2020-02-01 05:00:44
222.188.144.19 attackspambots
Unauthorized connection attempt detected, IP banned.
2020-02-01 05:02:21
188.162.34.222 attackspambots
$f2bV_matches
2020-02-01 05:09:15
96.126.100.87 attackbotsspam
Unauthorized connection attempt detected from IP address 96.126.100.87 to port 443 [J]
2020-02-01 04:34:22
222.186.30.76 attack
Jan 31 22:07:12 MK-Soft-VM8 sshd[7179]: Failed password for root from 222.186.30.76 port 46417 ssh2
Jan 31 22:07:14 MK-Soft-VM8 sshd[7179]: Failed password for root from 222.186.30.76 port 46417 ssh2
...
2020-02-01 05:07:41
94.102.49.190 attack
Automatic report - Banned IP Access
2020-02-01 05:10:42
46.166.142.184 attackbots
SIP:5060 - unauthorized VoIP call to 1850400441259797317 using
2020-02-01 04:52:26

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