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 <<>> 66.4.21.4
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 5673
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;66.4.21.4.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021701 1800 900 604800 86400

;; Query time: 12 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Feb 18 07:38:21 CST 2025
;; MSG SIZE  rcvd: 102
Host info
Host 4.21.4.66.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 4.21.4.66.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
77.247.110.161 attackbots
10/23/2019-00:41:47.189718 77.247.110.161 Protocol: 6 ET CINS Active Threat Intelligence Poor Reputation IP group 75
2019-10-23 13:06:35
5.135.181.11 attackspam
Oct 23 06:55:33 SilenceServices sshd[30160]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.135.181.11
Oct 23 06:55:34 SilenceServices sshd[30160]: Failed password for invalid user Qwe12345 from 5.135.181.11 port 53402 ssh2
Oct 23 06:59:42 SilenceServices sshd[31249]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.135.181.11
2019-10-23 13:04:16
106.54.223.169 attackbotsspam
IP Ban Report :  
 https://help-dysk.pl/wordpress-firewall-plugins/ip/106.54.223.169/ 
 
 CN - 1H : (383)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : CN 
 NAME ASN : ASN0 
 
 IP : 106.54.223.169 
 
 CIDR : 106.54.0.0/15 
 
 PREFIX COUNT : 50243 
 
 UNIQUE IP COUNT : 856105392 
 
 
 ATTACKS DETECTED ASN0 :  
  1H - 1 
  3H - 2 
  6H - 4 
 12H - 4 
 24H - 4 
 
 DateTime : 2019-10-23 05:57:33 
 
 INFO :  HACK ! - Looking for resource vulnerabilities Scan Detected and Blocked by ADMIN  - data recovery
2019-10-23 12:51:47
82.11.90.239 attackspam
IP Ban Report :  
 https://help-dysk.pl/wordpress-firewall-plugins/ip/82.11.90.239/ 
 
 GB - 1H : (83)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : GB 
 NAME ASN : ASN5089 
 
 IP : 82.11.90.239 
 
 CIDR : 82.8.0.0/13 
 
 PREFIX COUNT : 259 
 
 UNIQUE IP COUNT : 9431296 
 
 
 ATTACKS DETECTED ASN5089 :  
  1H - 1 
  3H - 2 
  6H - 3 
 12H - 3 
 24H - 6 
 
 DateTime : 2019-10-23 05:58:15 
 
 INFO : Port Scan TELNET Detected and Blocked by ADMIN  - data recovery
2019-10-23 12:29:57
78.212.88.184 attackbotsspam
ssh failed login
2019-10-23 12:42:13
92.117.174.29 attackspambots
IP Ban Report :  
 https://help-dysk.pl/wordpress-firewall-plugins/ip/92.117.174.29/ 
 
 DE - 1H : (58)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : DE 
 NAME ASN : ASN8881 
 
 IP : 92.117.174.29 
 
 CIDR : 92.117.160.0/19 
 
 PREFIX COUNT : 472 
 
 UNIQUE IP COUNT : 1347328 
 
 
 ATTACKS DETECTED ASN8881 :  
  1H - 1 
  3H - 1 
  6H - 2 
 12H - 2 
 24H - 4 
 
 DateTime : 2019-10-23 05:57:32 
 
 INFO : Port Scan TELNET Detected and Blocked by ADMIN  - data recovery
2019-10-23 12:53:08
106.75.10.4 attackspam
Oct 23 06:48:21 site2 sshd\[58950\]: Invalid user oracledb from 106.75.10.4Oct 23 06:48:23 site2 sshd\[58950\]: Failed password for invalid user oracledb from 106.75.10.4 port 59279 ssh2Oct 23 06:52:42 site2 sshd\[59223\]: Invalid user export from 106.75.10.4Oct 23 06:52:44 site2 sshd\[59223\]: Failed password for invalid user export from 106.75.10.4 port 49279 ssh2Oct 23 06:57:19 site2 sshd\[59464\]: Invalid user xh from 106.75.10.4
...
2019-10-23 13:03:48
106.12.146.254 attack
Lines containing failures of 106.12.146.254
Oct 22 11:26:07 nextcloud sshd[3794]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.146.254  user=r.r
Oct 22 11:26:09 nextcloud sshd[3794]: Failed password for r.r from 106.12.146.254 port 58178 ssh2
Oct 22 11:26:09 nextcloud sshd[3794]: Received disconnect from 106.12.146.254 port 58178:11: Bye Bye [preauth]
Oct 22 11:26:09 nextcloud sshd[3794]: Disconnected from authenticating user r.r 106.12.146.254 port 58178 [preauth]
Oct 22 11:37:30 nextcloud sshd[5424]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.146.254  user=r.r
Oct 22 11:37:32 nextcloud sshd[5424]: Failed password for r.r from 106.12.146.254 port 34732 ssh2
Oct 22 11:37:32 nextcloud sshd[5424]: Received disconnect from 106.12.146.254 port 34732:11: Bye Bye [preauth]
Oct 22 11:37:32 nextcloud sshd[5424]: Disconnected from authenticating user r.r 106.12.146.254 port 34732........
------------------------------
2019-10-23 12:44:43
51.75.123.85 attack
Oct 23 05:57:53 vpn01 sshd[5334]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.123.85
Oct 23 05:57:55 vpn01 sshd[5334]: Failed password for invalid user user from 51.75.123.85 port 48084 ssh2
...
2019-10-23 12:38:40
74.203.74.74 attackspam
Oct 23 05:50:27 rotator sshd\[25370\]: Address 74.203.74.74 maps to 74-203-74-74.brescobroadband.com, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!Oct 23 05:50:28 rotator sshd\[25370\]: Failed password for root from 74.203.74.74 port 51808 ssh2Oct 23 05:53:54 rotator sshd\[25455\]: Address 74.203.74.74 maps to 74-203-74-74.brescobroadband.com, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!Oct 23 05:53:54 rotator sshd\[25455\]: Invalid user mikkel from 74.203.74.74Oct 23 05:53:57 rotator sshd\[25455\]: Failed password for invalid user mikkel from 74.203.74.74 port 34496 ssh2Oct 23 05:57:21 rotator sshd\[26284\]: Address 74.203.74.74 maps to 74-203-74-74.brescobroadband.com, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
...
2019-10-23 12:59:40
158.69.110.31 attack
Oct 22 18:58:52 php1 sshd\[23066\]: Invalid user kafka from 158.69.110.31
Oct 22 18:58:52 php1 sshd\[23066\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=158.69.110.31
Oct 22 18:58:54 php1 sshd\[23066\]: Failed password for invalid user kafka from 158.69.110.31 port 44652 ssh2
Oct 22 19:02:55 php1 sshd\[24476\]: Invalid user mama from 158.69.110.31
Oct 22 19:02:55 php1 sshd\[24476\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=158.69.110.31
2019-10-23 13:05:18
103.129.222.207 attackspambots
Oct 23 06:27:48 minden010 sshd[30221]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.129.222.207
Oct 23 06:27:50 minden010 sshd[30221]: Failed password for invalid user angga from 103.129.222.207 port 33642 ssh2
Oct 23 06:31:56 minden010 sshd[1527]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.129.222.207
...
2019-10-23 12:36:43
46.38.144.57 attack
Oct 23 06:31:35 webserver postfix/smtpd\[27163\]: warning: unknown\[46.38.144.57\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct 23 06:32:46 webserver postfix/smtpd\[27163\]: warning: unknown\[46.38.144.57\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct 23 06:33:57 webserver postfix/smtpd\[27163\]: warning: unknown\[46.38.144.57\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct 23 06:35:08 webserver postfix/smtpd\[27733\]: warning: unknown\[46.38.144.57\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct 23 06:36:18 webserver postfix/smtpd\[27733\]: warning: unknown\[46.38.144.57\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2019-10-23 12:39:02
118.24.246.193 attack
Oct 23 05:53:15 vpn01 sshd[5145]: Failed password for root from 118.24.246.193 port 53400 ssh2
...
2019-10-23 12:47:55
3.15.155.35 attackbotsspam
Oct 23 06:08:37 ncomp sshd[11343]: Invalid user zabbix from 3.15.155.35
Oct 23 06:08:37 ncomp sshd[11343]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=3.15.155.35
Oct 23 06:08:37 ncomp sshd[11343]: Invalid user zabbix from 3.15.155.35
Oct 23 06:08:39 ncomp sshd[11343]: Failed password for invalid user zabbix from 3.15.155.35 port 58734 ssh2
2019-10-23 12:54:16

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