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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.8.205
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 62921
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.8.205.			IN	A

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

;; Query time: 177 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:20:10 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 205.8.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 205.8.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
46.3.96.70 attack
17.07.2019 18:32:49 Connection to port 18523 blocked by firewall
2019-07-18 02:52:18
104.206.128.22 attack
Unauthorized connection attempt from IP address 104.206.128.22 on Port 3306(MYSQL)
2019-07-18 02:55:48
139.159.187.160 attackbotsspam
port scan and connect, tcp 3306 (mysql)
2019-07-18 02:39:05
201.161.58.5 attackspambots
Jul 17 17:12:58 thevastnessof sshd[22284]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.161.58.5
...
2019-07-18 03:03:31
218.92.0.181 attackbotsspam
2019-07-17T18:57:58.268752+01:00 suse sshd[5438]: User root from 218.92.0.181 not allowed because not listed in AllowUsers
2019-07-17T18:58:00.835804+01:00 suse sshd[5438]: error: PAM: Authentication failure for illegal user root from 218.92.0.181
2019-07-17T18:57:58.268752+01:00 suse sshd[5438]: User root from 218.92.0.181 not allowed because not listed in AllowUsers
2019-07-17T18:58:00.835804+01:00 suse sshd[5438]: error: PAM: Authentication failure for illegal user root from 218.92.0.181
2019-07-17T18:57:58.268752+01:00 suse sshd[5438]: User root from 218.92.0.181 not allowed because not listed in AllowUsers
2019-07-17T18:58:00.835804+01:00 suse sshd[5438]: error: PAM: Authentication failure for illegal user root from 218.92.0.181
2019-07-17T18:58:00.840380+01:00 suse sshd[5438]: Failed keyboard-interactive/pam for invalid user root from 218.92.0.181 port 33783 ssh2
...
2019-07-18 03:02:10
196.219.231.180 attackspambots
Multiple failed RDP login attempts
2019-07-18 02:57:54
202.75.251.13 attackbots
[Wed Jul 17 23:36:38.276389 2019] [:error] [pid 30098:tid 139622348687104] [client 202.75.251.13:8123] [client 202.75.251.13] ModSecurity: Access denied with code 403 (phase 2). Pattern match "^[\\\\d.:]+$" at REQUEST_HEADERS:Host. [file "/etc/modsecurity/owasp-modsecurity-crs-3.1.1/rules/REQUEST-920-PROTOCOL-ENFORCEMENT.conf"] [line "792"] [id "920350"] [msg "Host header is a numeric IP address"] [data "103.27.207.197"] [severity "WARNING"] [ver "OWASP_CRS/3.1.1"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-protocol"] [tag "OWASP_CRS/PROTOCOL_VIOLATION/IP_HOST"] [tag "WASCTC/WASC-21"] [tag "OWASP_TOP_10/A7"] [tag "PCI/6.5.10"] [hostname "103.27.207.197"] [uri "/phpMyAdmin"] [unique_id "XS9OlsPY4htdTqmEocAAcwAAABY"], referer: http://103.27.207.197/phpMyAdmin
...
2019-07-18 02:32:38
218.92.0.145 attackbots
2019-07-17T18:35:14.775467centos sshd\[28496\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.145  user=root
2019-07-17T18:35:16.623497centos sshd\[28496\]: Failed password for root from 218.92.0.145 port 62143 ssh2
2019-07-17T18:35:20.034223centos sshd\[28496\]: Failed password for root from 218.92.0.145 port 62143 ssh2
2019-07-18 03:05:51
85.50.202.61 attack
Jul 17 20:56:54 rpi sshd[25013]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=85.50.202.61 
Jul 17 20:56:57 rpi sshd[25013]: Failed password for invalid user webmo from 85.50.202.61 port 37934 ssh2
2019-07-18 02:59:54
218.92.1.135 attack
2019-07-17T18:38:32.747391hub.schaetter.us sshd\[23697\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.1.135  user=root
2019-07-17T18:38:35.212110hub.schaetter.us sshd\[23697\]: Failed password for root from 218.92.1.135 port 60041 ssh2
2019-07-17T18:38:37.306815hub.schaetter.us sshd\[23697\]: Failed password for root from 218.92.1.135 port 60041 ssh2
2019-07-17T18:38:39.676088hub.schaetter.us sshd\[23697\]: Failed password for root from 218.92.1.135 port 60041 ssh2
2019-07-17T18:39:18.083293hub.schaetter.us sshd\[23701\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.1.135  user=root
...
2019-07-18 03:09:20
148.70.223.53 attack
Jul 17 18:50:42 microserver sshd[49410]: Invalid user ab from 148.70.223.53 port 49436
Jul 17 18:50:42 microserver sshd[49410]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.223.53
Jul 17 18:50:43 microserver sshd[49410]: Failed password for invalid user ab from 148.70.223.53 port 49436 ssh2
Jul 17 18:57:38 microserver sshd[50216]: Invalid user cs from 148.70.223.53 port 47252
Jul 17 18:57:38 microserver sshd[50216]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.223.53
Jul 17 19:11:32 microserver sshd[52284]: Invalid user admin from 148.70.223.53 port 42888
Jul 17 19:11:32 microserver sshd[52284]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.223.53
Jul 17 19:11:34 microserver sshd[52284]: Failed password for invalid user admin from 148.70.223.53 port 42888 ssh2
Jul 17 19:18:40 microserver sshd[53118]: Invalid user navneet from 148.70.223.53 port 40708
Jul 17 19:18
2019-07-18 02:31:05
218.92.0.191 attackspambots
2019-07-17T18:07:21.614821abusebot-8.cloudsearch.cf sshd\[15920\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.191  user=root
2019-07-18 02:33:54
134.73.138.83 attackspam
SPF Fail sender not permitted to send mail for @arcor.de
2019-07-18 03:15:35
37.59.100.22 attack
2019-07-17T18:08:50.708997abusebot-4.cloudsearch.cf sshd\[4329\]: Invalid user demo from 37.59.100.22 port 55060
2019-07-18 02:32:21
200.233.131.21 attack
Jul 17 21:01:18 localhost sshd\[32648\]: Invalid user bull from 200.233.131.21 port 59235
Jul 17 21:01:18 localhost sshd\[32648\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.233.131.21
Jul 17 21:01:20 localhost sshd\[32648\]: Failed password for invalid user bull from 200.233.131.21 port 59235 ssh2
2019-07-18 03:14:21

Recently Reported IPs

104.21.8.177 104.21.8.209 104.21.8.12 104.21.8.210
104.21.8.220 104.21.8.228 104.21.8.176 13.225.71.85
104.21.8.37 104.21.8.78 104.21.8.243 104.21.8.77
104.21.8.79 104.21.80.113 104.21.8.57 104.21.80.118
104.21.80.107 104.21.80.114 104.21.80.119 104.21.80.124