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 <<>> 104.21.8.71
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 14846
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.8.71.			IN	A

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

;; Query time: 123 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:00:30 CST 2022
;; MSG SIZE  rcvd: 104
Host info
Host 71.8.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 71.8.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
182.61.46.191 attackspambots
Oct 14 13:12:19 plusreed sshd[10224]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.61.46.191  user=root
Oct 14 13:12:22 plusreed sshd[10224]: Failed password for root from 182.61.46.191 port 46002 ssh2
...
2019-10-15 01:21:43
54.37.154.254 attackbots
Oct 14 14:56:42 MK-Soft-VM5 sshd[7169]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.37.154.254 
Oct 14 14:56:44 MK-Soft-VM5 sshd[7169]: Failed password for invalid user seb from 54.37.154.254 port 53998 ssh2
...
2019-10-15 01:08:29
31.22.230.133 attackbotsspam
Oct 14 13:22:36 firewall sshd[26054]: Invalid user P4ssw0rd@1 from 31.22.230.133
Oct 14 13:22:39 firewall sshd[26054]: Failed password for invalid user P4ssw0rd@1 from 31.22.230.133 port 34147 ssh2
Oct 14 13:26:57 firewall sshd[26218]: Invalid user P4ssw0rd@1 from 31.22.230.133
...
2019-10-15 01:01:05
159.203.201.51 attackspambots
MultiHost/MultiPort Probe, Scan, Hack -
2019-10-15 01:23:23
80.234.43.166 attack
Unauthorized IMAP connection attempt
2019-10-15 00:51:29
180.168.70.190 attackbots
SSH bruteforce (Triggered fail2ban)
2019-10-15 01:16:48
105.27.245.252 attack
Automatic report - Port Scan Attack
2019-10-15 01:01:58
40.73.96.53 attack
Oct 14 18:42:33 sauna sshd[192993]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.73.96.53
Oct 14 18:42:35 sauna sshd[192993]: Failed password for invalid user lincoln from 40.73.96.53 port 46800 ssh2
...
2019-10-15 01:04:40
5.160.172.146 attackbots
Oct 14 18:31:31 MK-Soft-VM7 sshd[13998]: Failed password for root from 5.160.172.146 port 61638 ssh2
...
2019-10-15 00:50:26
159.65.136.141 attackspambots
Oct 14 15:30:24 tux-35-217 sshd\[28876\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.136.141  user=root
Oct 14 15:30:26 tux-35-217 sshd\[28876\]: Failed password for root from 159.65.136.141 port 39884 ssh2
Oct 14 15:34:40 tux-35-217 sshd\[28912\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.65.136.141  user=root
Oct 14 15:34:42 tux-35-217 sshd\[28912\]: Failed password for root from 159.65.136.141 port 50082 ssh2
...
2019-10-15 01:12:23
197.248.205.53 attackbots
Oct 14 14:21:17 venus sshd\[2462\]: Invalid user sasasa from 197.248.205.53 port 44720
Oct 14 14:21:17 venus sshd\[2462\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=197.248.205.53
Oct 14 14:21:19 venus sshd\[2462\]: Failed password for invalid user sasasa from 197.248.205.53 port 44720 ssh2
...
2019-10-15 01:30:54
190.119.190.122 attackspam
Oct 14 06:02:29 hanapaa sshd\[7397\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.119.190.122  user=root
Oct 14 06:02:31 hanapaa sshd\[7397\]: Failed password for root from 190.119.190.122 port 51792 ssh2
Oct 14 06:07:00 hanapaa sshd\[7819\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.119.190.122  user=root
Oct 14 06:07:02 hanapaa sshd\[7819\]: Failed password for root from 190.119.190.122 port 34842 ssh2
Oct 14 06:11:33 hanapaa sshd\[8332\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.119.190.122  user=root
2019-10-15 01:16:03
154.117.162.178 attackspambots
Triggered by Fail2Ban at Ares web server
2019-10-15 01:09:23
167.114.129.107 attackspambots
php WP PHPmyadamin ABUSE blocked for 12h
2019-10-15 00:57:38
40.113.108.6 attack
PHP CGI Argument Injection: ?-dsafe_mode=Off -ddisable_functions=NULL -dallow_url_fopen=On -dallow_url_include=On -dauto_prepend_file
2019-10-15 01:34:10

Recently Reported IPs

104.21.8.7 104.21.8.74 104.21.8.76 104.21.8.75
104.21.8.72 104.21.8.70 104.21.8.80 104.21.8.81
104.21.8.8 46.192.54.186 104.21.8.85 104.21.8.86
104.21.8.87 104.21.8.9 104.21.8.88 104.21.8.93
104.21.8.90 104.21.8.94 104.21.8.89 104.21.8.91