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 <<>> 104.21.72.39
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 1856
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.72.39.			IN	A

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

;; Query time: 81 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:51:16 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 39.72.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 39.72.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
128.199.227.155 attack
Oct  9 18:31:08 OPSO sshd\[30186\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.227.155  user=root
Oct  9 18:31:10 OPSO sshd\[30186\]: Failed password for root from 128.199.227.155 port 42926 ssh2
Oct  9 18:35:24 OPSO sshd\[30847\]: Invalid user minecraft from 128.199.227.155 port 48346
Oct  9 18:35:24 OPSO sshd\[30847\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.227.155
Oct  9 18:35:26 OPSO sshd\[30847\]: Failed password for invalid user minecraft from 128.199.227.155 port 48346 ssh2
2020-10-10 00:36:56
111.229.218.60 attackspam
"Unauthorized connection attempt on SSHD detected"
2020-10-10 00:19:09
5.133.9.18 attack
$f2bV_matches
2020-10-10 00:32:29
138.185.7.131 attackbotsspam
Automatic report - Port Scan Attack
2020-10-10 00:27:40
174.217.12.25 attack
Brute forcing email accounts
2020-10-10 00:30:29
83.240.242.218 attackspambots
Oct  9 13:38:46 Ubuntu-1404-trusty-64-minimal sshd\[8481\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=83.240.242.218  user=root
Oct  9 13:38:49 Ubuntu-1404-trusty-64-minimal sshd\[8481\]: Failed password for root from 83.240.242.218 port 61836 ssh2
Oct  9 13:53:19 Ubuntu-1404-trusty-64-minimal sshd\[20018\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=83.240.242.218  user=root
Oct  9 13:53:21 Ubuntu-1404-trusty-64-minimal sshd\[20018\]: Failed password for root from 83.240.242.218 port 62778 ssh2
Oct  9 13:56:43 Ubuntu-1404-trusty-64-minimal sshd\[22067\]: Invalid user jsserver from 83.240.242.218
Oct  9 13:56:43 Ubuntu-1404-trusty-64-minimal sshd\[22067\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=83.240.242.218
2020-10-10 00:21:22
64.71.32.85 attackbots
C1,WP GET /nelson/portal/wp-includes/wlwmanifest.xml
2020-10-10 00:31:12
218.92.0.172 attack
Oct  9 16:40:00 rush sshd[29792]: Failed password for root from 218.92.0.172 port 64758 ssh2
Oct  9 16:40:03 rush sshd[29792]: Failed password for root from 218.92.0.172 port 64758 ssh2
Oct  9 16:40:07 rush sshd[29792]: Failed password for root from 218.92.0.172 port 64758 ssh2
Oct  9 16:40:11 rush sshd[29792]: Failed password for root from 218.92.0.172 port 64758 ssh2
...
2020-10-10 00:40:51
45.185.228.97 attackspam
Unauthorized connection attempt from IP address 45.185.228.97 on Port 445(SMB)
2020-10-10 00:37:16
197.210.85.164 attackbotsspam
1602189927 - 10/08/2020 22:45:27 Host: 197.210.85.164/197.210.85.164 Port: 445 TCP Blocked
2020-10-10 00:28:00
212.253.94.254 attackspambots
Port scan denied
2020-10-10 00:33:32
203.98.96.180 attackspam
Too many connection attempt to nonexisting ports
2020-10-10 00:14:49
222.221.248.242 attackspambots
Oct  9 16:00:55 ip-172-31-16-56 sshd\[4047\]: Invalid user sales from 222.221.248.242\
Oct  9 16:00:57 ip-172-31-16-56 sshd\[4047\]: Failed password for invalid user sales from 222.221.248.242 port 42490 ssh2\
Oct  9 16:05:01 ip-172-31-16-56 sshd\[4116\]: Invalid user games1 from 222.221.248.242\
Oct  9 16:05:02 ip-172-31-16-56 sshd\[4116\]: Failed password for invalid user games1 from 222.221.248.242 port 56858 ssh2\
Oct  9 16:09:05 ip-172-31-16-56 sshd\[4157\]: Failed password for root from 222.221.248.242 port 42984 ssh2\
2020-10-10 00:20:33
45.141.84.57 attack
ET CINS Active Threat Intelligence Poor Reputation IP group 27
2020-10-10 00:26:40
159.89.194.64 attack
Honeypot hit.
2020-10-10 00:49:02

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