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 <<>> 104.21.81.204
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 14255
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.81.204.			IN	A

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

;; Query time: 59 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:02:34 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 204.81.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 204.81.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
167.114.98.229 attackbots
Aug  4 05:51:23 abendstille sshd\[316\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.114.98.229  user=root
Aug  4 05:51:26 abendstille sshd\[316\]: Failed password for root from 167.114.98.229 port 42618 ssh2
Aug  4 05:55:47 abendstille sshd\[4653\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.114.98.229  user=root
Aug  4 05:55:49 abendstille sshd\[4653\]: Failed password for root from 167.114.98.229 port 55038 ssh2
Aug  4 06:00:09 abendstille sshd\[8874\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.114.98.229  user=root
...
2020-08-04 12:48:53
190.236.7.254 attackbotsspam
(mod_security) mod_security (id:20000005) triggered by 190.236.7.254 (PE/Peru/-): 5 in the last 300 secs
2020-08-04 13:23:10
113.134.215.130 attack
Aug  4 07:11:26 ip106 sshd[27444]: Failed password for root from 113.134.215.130 port 46202 ssh2
...
2020-08-04 13:21:09
87.98.156.68 attack
Aug  4 03:30:53 h2040555 sshd[29026]: Invalid user admin from 87.98.156.68
Aug  4 03:30:55 h2040555 sshd[29026]: Failed password for invalid user admin from 87.98.156.68 port 37004 ssh2
Aug  4 03:30:55 h2040555 sshd[29026]: Connection closed by 87.98.156.68 [preauth]
Aug  4 03:30:55 h2040555 sshd[29066]: Invalid user admin from 87.98.156.68


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=87.98.156.68
2020-08-04 13:11:48
111.229.39.187 attackbotsspam
(sshd) Failed SSH login from 111.229.39.187 (CN/China/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Aug  4 06:36:39 amsweb01 sshd[17584]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.229.39.187  user=root
Aug  4 06:36:41 amsweb01 sshd[17584]: Failed password for root from 111.229.39.187 port 55374 ssh2
Aug  4 06:47:08 amsweb01 sshd[19222]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.229.39.187  user=root
Aug  4 06:47:10 amsweb01 sshd[19222]: Failed password for root from 111.229.39.187 port 58512 ssh2
Aug  4 06:51:28 amsweb01 sshd[20061]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.229.39.187  user=root
2020-08-04 13:13:35
190.4.0.200 attack
Unauthorized connection attempt detected from IP address 190.4.0.200 to port 23
2020-08-04 13:10:35
42.119.98.223 attackspam
Port Scan detected!
...
2020-08-04 13:19:24
218.92.0.215 attack
Aug  4 07:01:05 piServer sshd[25109]: Failed password for root from 218.92.0.215 port 53602 ssh2
Aug  4 07:01:08 piServer sshd[25109]: Failed password for root from 218.92.0.215 port 53602 ssh2
Aug  4 07:01:12 piServer sshd[25109]: Failed password for root from 218.92.0.215 port 53602 ssh2
...
2020-08-04 13:05:12
2607:f298:5:105b::6d3:3b1f attack
2607:f298:5:105b::6d3:3b1f - - [04/Aug/2020:06:14:18 +0100] "POST /wp-login.php HTTP/1.1" 200 2435 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2607:f298:5:105b::6d3:3b1f - - [04/Aug/2020:06:14:19 +0100] "POST /wp-login.php HTTP/1.1" 200 2401 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2607:f298:5:105b::6d3:3b1f - - [04/Aug/2020:06:14:20 +0100] "POST /wp-login.php HTTP/1.1" 200 2400 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2020-08-04 13:29:52
222.186.190.17 attackbots
Aug  4 00:45:47 ny01 sshd[16615]: Failed password for root from 222.186.190.17 port 35671 ssh2
Aug  4 00:47:42 ny01 sshd[16857]: Failed password for root from 222.186.190.17 port 42282 ssh2
Aug  4 00:47:43 ny01 sshd[16857]: Failed password for root from 222.186.190.17 port 42282 ssh2
2020-08-04 13:00:42
80.89.132.46 attackspam
Port Scan detected!
...
2020-08-04 12:54:30
125.212.218.111 attackbots
E-Mail Spam (RBL) [REJECTED]
2020-08-04 13:07:13
168.215.61.210 attackbots
Icarus honeypot on github
2020-08-04 13:16:54
198.211.102.110 attackbotsspam
198.211.102.110 - - [04/Aug/2020:05:31:04 +0200] "POST /xmlrpc.php HTTP/1.1" 403 146 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
198.211.102.110 - - [04/Aug/2020:05:58:11 +0200] "POST /xmlrpc.php HTTP/1.1" 403 146 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2020-08-04 13:03:40
60.167.177.63 attackbots
web-1 [ssh] SSH Attack
2020-08-04 13:03:29

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