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 <<>> 104.21.72.53
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 50972
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.72.53.			IN	A

;; AUTHORITY SECTION:
.			205	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 17 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:18:41 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 53.72.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 53.72.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
167.71.240.218 attack
Sep  6 14:29:37 santamaria sshd\[24635\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.71.240.218  user=root
Sep  6 14:29:39 santamaria sshd\[24635\]: Failed password for root from 167.71.240.218 port 36184 ssh2
Sep  6 14:33:13 santamaria sshd\[24697\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.71.240.218  user=root
...
2020-09-07 02:43:09
14.192.248.5 attackspam
(imapd) Failed IMAP login from 14.192.248.5 (MY/Malaysia/-): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: Sep  6 20:32:19 ir1 dovecot[3110802]: imap-login: Disconnected (auth failed, 1 attempts in 6 secs): user=, method=PLAIN, rip=14.192.248.5, lip=5.63.12.44, session=<6mKhOaeuOd8OwPgF>
2020-09-07 03:05:44
61.161.250.150 attackspam
reported through recidive - multiple failed attempts(SSH)
2020-09-07 02:45:02
150.136.40.83 attackspam
2020-09-06T15:19:04.421977ns386461 sshd\[12188\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=150.136.40.83  user=root
2020-09-06T15:19:06.190662ns386461 sshd\[12188\]: Failed password for root from 150.136.40.83 port 35802 ssh2
2020-09-06T15:28:03.763150ns386461 sshd\[20603\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=150.136.40.83  user=root
2020-09-06T15:28:05.526532ns386461 sshd\[20603\]: Failed password for root from 150.136.40.83 port 45962 ssh2
2020-09-06T15:31:44.828736ns386461 sshd\[24100\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=150.136.40.83  user=root
...
2020-09-07 02:41:50
212.33.199.121 attack
SSH Brute-Forcing (server1)
2020-09-07 03:10:18
106.12.84.33 attackspambots
(sshd) Failed SSH login from 106.12.84.33 (CN/China/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Sep  6 09:50:24 server5 sshd[20532]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.84.33  user=root
Sep  6 09:50:26 server5 sshd[20532]: Failed password for root from 106.12.84.33 port 38250 ssh2
Sep  6 09:57:10 server5 sshd[23423]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.84.33  user=root
Sep  6 09:57:12 server5 sshd[23423]: Failed password for root from 106.12.84.33 port 35938 ssh2
Sep  6 10:00:15 server5 sshd[24672]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.84.33  user=root
2020-09-07 03:01:16
23.94.2.235 attackbots
(From edingershock362@gmail.com) Hello!

I am a freelancer who's designed and improved hundreds of websites over the past decade. I'd like the opportunity to discuss with you how I can help you upgrade your site or build you a new one that will provide all the modern features that a website should have, as well as an effortlessly beautiful user-interface. This can all be done at a very affordable price.

I am an expert in WordPress and experienced in many other web platforms and shopping carts. If you're not familiar with it, then I'd like to show you how easy it is to develop your site on a platform that gives you an incredible number of features. In addition to the modern features that make the most business processes easier, I can also include some elements that your site needs to make it more user-friendly and profitable.

I would like to send you my portfolio of work from previous clients and include how the profitability of those businesses increased after the improvements that I made to their web
2020-09-07 02:57:16
167.99.153.200 attackspam
reported through recidive - multiple failed attempts(SSH)
2020-09-07 02:45:49
93.95.240.245 attackspambots
2020-09-06T14:54:19.852313ks3355764 sshd[4431]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=93.95.240.245  user=root
2020-09-06T14:54:21.757817ks3355764 sshd[4431]: Failed password for root from 93.95.240.245 port 45102 ssh2
...
2020-09-07 03:13:01
143.255.108.118 attack
Icarus honeypot on github
2020-09-07 03:17:31
222.124.17.227 attackspambots
Sep  6 13:48:10 vps46666688 sshd[8749]: Failed password for root from 222.124.17.227 port 45394 ssh2
...
2020-09-07 02:40:23
94.237.76.134 attackbots
Lines containing failures of 94.237.76.134
Sep  4 14:13:31 dns01 sshd[7571]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.237.76.134  user=r.r
Sep  4 14:13:32 dns01 sshd[7571]: Failed password for r.r from 94.237.76.134 port 45324 ssh2
Sep  4 14:13:33 dns01 sshd[7571]: Received disconnect from 94.237.76.134 port 45324:11: Bye Bye [preauth]
Sep  4 14:13:33 dns01 sshd[7571]: Disconnected from authenticating user r.r 94.237.76.134 port 45324 [preauth]
Sep  4 14:33:00 dns01 sshd[11460]: Invalid user lina from 94.237.76.134 port 46330
Sep  4 14:33:00 dns01 sshd[11460]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.237.76.134
Sep  4 14:33:02 dns01 sshd[11460]: Failed password for invalid user lina from 94.237.76.134 port 46330 ssh2
Sep  4 14:33:03 dns01 sshd[11460]: Received disconnect from 94.237.76.134 port 46330:11: Bye Bye [preauth]
Sep  4 14:33:03 dns01 sshd[11460]: Disconnected fro........
------------------------------
2020-09-07 02:55:49
137.59.110.53 attackbotsspam
...
2020-09-07 02:50:38
46.118.114.118 attack
46.118.114.118 - - [06/Sep/2020:19:32:57 +0100] "POST //xmlrpc.php HTTP/1.1" 200 413 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.149 Safari/537.36"
46.118.114.118 - - [06/Sep/2020:19:32:57 +0100] "POST //xmlrpc.php HTTP/1.1" 200 413 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.149 Safari/537.36"
46.118.114.118 - - [06/Sep/2020:19:32:58 +0100] "POST //xmlrpc.php HTTP/1.1" 200 413 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.149 Safari/537.36"
...
2020-09-07 02:39:56
87.255.97.226 attack
Port scan on 1 port(s): 8080
2020-09-07 03:18:03

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