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 <<>> 167.66.99.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 27798
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;167.66.99.21.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025012301 1800 900 604800 86400

;; Query time: 40 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Jan 24 06:25:38 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 21.99.66.167.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.99.66.167.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
121.201.43.233 attackbots
Aug  1 07:48:59 root sshd[27013]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.201.43.233 
Aug  1 07:49:00 root sshd[27013]: Failed password for invalid user station from 121.201.43.233 port 51780 ssh2
Aug  1 07:56:23 root sshd[27064]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.201.43.233 
...
2019-08-01 14:10:18
23.129.64.162 attackspam
Aug  1 05:30:23 bouncer sshd\[24512\]: Invalid user sansforensics from 23.129.64.162 port 19705
Aug  1 05:30:23 bouncer sshd\[24512\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=23.129.64.162 
Aug  1 05:30:26 bouncer sshd\[24512\]: Failed password for invalid user sansforensics from 23.129.64.162 port 19705 ssh2
...
2019-08-01 13:21:15
177.67.239.29 attackspam
Unauthorized connection attempt from IP address 177.67.239.29 on Port 445(SMB)
2019-08-01 13:20:19
62.234.68.246 attackbots
Aug  1 07:35:15 s64-1 sshd[26451]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.234.68.246
Aug  1 07:35:17 s64-1 sshd[26451]: Failed password for invalid user dy from 62.234.68.246 port 50638 ssh2
Aug  1 07:40:01 s64-1 sshd[26494]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.234.68.246
...
2019-08-01 13:43:56
182.61.43.179 attack
$f2bV_matches
2019-08-01 14:08:53
196.11.231.220 attackspambots
Aug  1 08:28:05 www4 sshd\[29056\]: Invalid user hlb from 196.11.231.220
Aug  1 08:28:05 www4 sshd\[29056\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=196.11.231.220
Aug  1 08:28:07 www4 sshd\[29056\]: Failed password for invalid user hlb from 196.11.231.220 port 60381 ssh2
Aug  1 08:37:41 www4 sshd\[30102\]: Invalid user temp from 196.11.231.220
Aug  1 08:37:41 www4 sshd\[30102\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=196.11.231.220
...
2019-08-01 13:55:48
66.45.225.233 attackbots
Aug  1 06:32:33 pkdns2 sshd\[60609\]: Failed password for root from 66.45.225.233 port 51250 ssh2Aug  1 06:32:34 pkdns2 sshd\[60611\]: Invalid user redhat from 66.45.225.233Aug  1 06:32:36 pkdns2 sshd\[60611\]: Failed password for invalid user redhat from 66.45.225.233 port 56220 ssh2Aug  1 06:32:39 pkdns2 sshd\[60613\]: Failed password for root from 66.45.225.233 port 33012 ssh2Aug  1 06:32:43 pkdns2 sshd\[60617\]: Failed password for root from 66.45.225.233 port 37964 ssh2Aug  1 06:32:47 pkdns2 sshd\[60621\]: Failed password for root from 66.45.225.233 port 42958 ssh2
...
2019-08-01 13:43:29
89.176.9.98 attack
2019-08-01T05:10:34.701411abusebot-5.cloudsearch.cf sshd\[13079\]: Invalid user unity from 89.176.9.98 port 50392
2019-08-01 13:22:51
31.131.64.214 attackbotsspam
Unauthorized connection attempt from IP address 31.131.64.214 on Port 445(SMB)
2019-08-01 13:19:46
112.216.241.20 attackbots
firewall-block, port(s): 23/tcp
2019-08-01 13:39:54
45.114.118.136 attackbots
2019-08-01T05:45:59.290023abusebot.cloudsearch.cf sshd\[12272\]: Invalid user vi from 45.114.118.136 port 56972
2019-08-01 13:52:27
92.118.38.34 attack
Jul 30 22:16:45 nirvana postfix/smtpd[10193]: warning: hostname ip-38-34.ZervDNS does not resolve to address 92.118.38.34: Name or service not known
Jul 30 22:16:45 nirvana postfix/smtpd[10193]: connect from unknown[92.118.38.34]
Jul 30 22:16:46 nirvana postfix/smtpd[10857]: warning: hostname ip-38-34.ZervDNS does not resolve to address 92.118.38.34: Name or service not known
Jul 30 22:16:46 nirvana postfix/smtpd[10857]: connect from unknown[92.118.38.34]
Jul 30 22:16:47 nirvana postfix/smtpd[10860]: warning: hostname ip-38-34.ZervDNS does not resolve to address 92.118.38.34: Name or service not known
Jul 30 22:16:47 nirvana postfix/smtpd[10860]: connect from unknown[92.118.38.34]
Jul 30 22:16:51 nirvana postfix/smtpd[10857]: warning: unknown[92.118.38.34]: SASL LOGIN authentication failed: authentication failure
Jul 30 22:16:51 nirvana postfix/smtpd[10860]: warning: unknown[92.118.38.34]: SASL LOGIN authentication failed: authentication failure
Jul 30 22:16:51 nirvana ........
-------------------------------
2019-08-01 13:54:07
81.22.45.148 attack
Aug  1 07:02:42 lumpi kernel: INPUT:DROP:SPAMHAUS_EDROP:IN=eth0 OUT= MAC=52:54:a2:01:a5:04:d2:74:7f:6e:37:e3:08:00 SRC=81.22.45.148 DST=172.31.1.100 LEN=40 TOS=0x00 PREC=0x00 TTL=244 ID=10714 PROTO=TCP SPT=52666 DPT=9753 WINDOW=1024 RES=0x00 SYN URGP=0 
...
2019-08-01 13:40:20
143.0.140.54 attackbotsspam
$f2bV_matches
2019-08-01 13:37:22
165.227.89.126 attackspam
Aug  1 10:26:19 itv-usvr-01 sshd[1080]: Invalid user wp from 165.227.89.126
Aug  1 10:26:19 itv-usvr-01 sshd[1080]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=165.227.89.126
Aug  1 10:26:19 itv-usvr-01 sshd[1080]: Invalid user wp from 165.227.89.126
Aug  1 10:26:20 itv-usvr-01 sshd[1080]: Failed password for invalid user wp from 165.227.89.126 port 50430 ssh2
Aug  1 10:32:36 itv-usvr-01 sshd[1309]: Invalid user rpc from 165.227.89.126
2019-08-01 13:47:48

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