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 of America (the)

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 <<>> 21.231.72.66
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 22475
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.231.72.66.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021900 1800 900 604800 86400

;; Query time: 36 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Feb 19 22:16:07 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 66.72.231.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 66.72.231.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
103.81.39.60 attackspam
Unauthorized connection attempt from IP address 103.81.39.60 on Port 445(SMB)
2019-10-22 08:11:57
159.253.25.197 attackspam
Oct 22 00:40:33 mercury kernel: [UFW ALLOW] IN=eth0 OUT= MAC=f2:3c:91:bc:4d:f8:84:78:ac:5a:1a:41:08:00 SRC=159.253.25.197 DST=109.74.200.221 LEN=36 TOS=0x00 PREC=0x00 TTL=52 ID=0 DF PROTO=UDP SPT=44314 DPT=123 LEN=16 
...
2019-10-22 08:10:20
87.241.195.10 attackbots
Unauthorized connection attempt from IP address 87.241.195.10 on Port 445(SMB)
2019-10-22 07:54:54
206.189.143.219 attackspambots
2019-10-21T20:11:47.334708shield sshd\[1013\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.143.219  user=root
2019-10-21T20:11:49.890289shield sshd\[1013\]: Failed password for root from 206.189.143.219 port 50594 ssh2
2019-10-21T20:16:20.872508shield sshd\[1861\]: Invalid user dirk from 206.189.143.219 port 34398
2019-10-21T20:16:20.876824shield sshd\[1861\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.143.219
2019-10-21T20:16:23.241942shield sshd\[1861\]: Failed password for invalid user dirk from 206.189.143.219 port 34398 ssh2
2019-10-22 08:00:39
212.92.250.91 attack
Invalid user postgres from 212.92.250.91 port 50486
2019-10-22 07:57:24
80.67.172.162 attack
Oct 22 05:58:07 rotator sshd\[1918\]: Failed password for root from 80.67.172.162 port 37640 ssh2Oct 22 05:58:10 rotator sshd\[1918\]: Failed password for root from 80.67.172.162 port 37640 ssh2Oct 22 05:58:12 rotator sshd\[1918\]: Failed password for root from 80.67.172.162 port 37640 ssh2Oct 22 05:58:14 rotator sshd\[1918\]: Failed password for root from 80.67.172.162 port 37640 ssh2Oct 22 05:58:17 rotator sshd\[1918\]: Failed password for root from 80.67.172.162 port 37640 ssh2Oct 22 05:58:20 rotator sshd\[1918\]: Failed password for root from 80.67.172.162 port 37640 ssh2
...
2019-10-22 12:09:17
151.42.246.138 attackbotsspam
Automatic report - Port Scan Attack
2019-10-22 07:53:34
110.34.54.205 attackbotsspam
Oct 22 03:53:48 www_kotimaassa_fi sshd[4792]: Failed password for root from 110.34.54.205 port 50654 ssh2
...
2019-10-22 12:05:17
51.83.74.203 attackbotsspam
Oct 22 01:22:33 vpn01 sshd[18709]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.83.74.203
Oct 22 01:22:35 vpn01 sshd[18709]: Failed password for invalid user admin from 51.83.74.203 port 57251 ssh2
...
2019-10-22 08:01:57
37.139.21.75 attackspambots
$f2bV_matches
2019-10-22 07:49:06
71.6.232.5 attackspam
UTC: 2019-10-21 port: 53/tcp
2019-10-22 12:02:16
36.37.82.98 attackspam
Oct 22 00:35:58 MK-Soft-VM3 sshd[20850]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.37.82.98 
Oct 22 00:36:00 MK-Soft-VM3 sshd[20850]: Failed password for invalid user reginaldo from 36.37.82.98 port 45368 ssh2
...
2019-10-22 07:55:19
103.28.36.44 attackbots
2019-10-21T23:49:33.733385abusebot-2.cloudsearch.cf sshd\[2617\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.28.36.44  user=root
2019-10-22 07:53:47
104.248.94.159 attackspam
Oct 21 22:29:03 legacy sshd[31470]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.94.159
Oct 21 22:29:05 legacy sshd[31470]: Failed password for invalid user sqlite from 104.248.94.159 port 41448 ssh2
Oct 21 22:32:58 legacy sshd[31573]: Failed password for root from 104.248.94.159 port 53068 ssh2
...
2019-10-22 08:13:03
212.64.7.134 attackspam
Oct 21 01:57:57 *** sshd[29161]: Failed password for invalid user adidas from 212.64.7.134 port 45062 ssh2
2019-10-22 07:59:31

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