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: Germany

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 <<>> 164.21.17.142
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 43539
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;164.21.17.142.			IN	A

;; AUTHORITY SECTION:
.			231	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020071201 1800 900 604800 86400

;; Query time: 42 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Jul 13 03:38:16 CST 2020
;; MSG SIZE  rcvd: 117
Host info
Host 142.17.21.164.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 142.17.21.164.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
51.77.144.50 attack
Oct  8 10:33:53 markkoudstaal sshd[2862]: Failed password for root from 51.77.144.50 port 34016 ssh2
Oct  8 10:37:46 markkoudstaal sshd[3201]: Failed password for root from 51.77.144.50 port 45128 ssh2
Oct  8 10:41:47 markkoudstaal sshd[3691]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.77.144.50
2019-10-08 16:50:31
193.112.62.85 attackspam
2019-10-08T08:04:59.477640abusebot-6.cloudsearch.cf sshd\[969\]: Invalid user P@ssword1@3 from 193.112.62.85 port 60874
2019-10-08 16:22:52
178.128.24.84 attackspambots
Oct  8 05:30:36 www_kotimaassa_fi sshd[1829]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.128.24.84
Oct  8 05:30:39 www_kotimaassa_fi sshd[1829]: Failed password for invalid user P@ssword1@3 from 178.128.24.84 port 50416 ssh2
...
2019-10-08 16:19:43
106.51.73.204 attackspam
2019-10-08T08:24:39.439355abusebot-8.cloudsearch.cf sshd\[19660\]: Invalid user Ftp2017 from 106.51.73.204 port 56305
2019-10-08 16:47:54
51.68.126.243 attackspam
Oct  8 06:46:30 www sshd\[62024\]: Failed password for root from 51.68.126.243 port 38528 ssh2Oct  8 06:50:12 www sshd\[62224\]: Failed password for root from 51.68.126.243 port 49952 ssh2Oct  8 06:53:49 www sshd\[62370\]: Invalid user 123 from 51.68.126.243
...
2019-10-08 16:43:48
222.186.173.142 attackspambots
Oct  8 10:37:45 arianus sshd\[12484\]: Unable to negotiate with 222.186.173.142 port 10286: no matching key exchange method found. Their offer: diffie-hellman-group1-sha1,diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1 \[preauth\]
...
2019-10-08 16:42:44
221.4.137.85 attackspam
Fail2Ban - HTTP Exploit Attempt
2019-10-08 16:44:11
88.247.250.200 attack
2019-10-08T11:26:17.247310tmaserv sshd\[24282\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=88.247.250.200  user=root
2019-10-08T11:26:18.831868tmaserv sshd\[24282\]: Failed password for root from 88.247.250.200 port 60632 ssh2
2019-10-08T11:30:49.198559tmaserv sshd\[24492\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=88.247.250.200  user=root
2019-10-08T11:30:51.124242tmaserv sshd\[24492\]: Failed password for root from 88.247.250.200 port 23246 ssh2
2019-10-08T11:35:14.600868tmaserv sshd\[27204\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=88.247.250.200  user=root
2019-10-08T11:35:16.571851tmaserv sshd\[27204\]: Failed password for root from 88.247.250.200 port 42367 ssh2
...
2019-10-08 16:38:22
177.102.132.126 attackspam
IP Ban Report : https://help-dysk.pl/wordpress-firewall-plugins/ip/177.102.132.126/ 
 BR - 1H : (315)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : BR 
 NAME ASN : ASN27699 
 
 IP : 177.102.132.126 
 
 CIDR : 177.102.0.0/16 
 
 PREFIX COUNT : 267 
 
 UNIQUE IP COUNT : 6569728 
 
 
 WYKRYTE ATAKI Z ASN27699 :  
  1H - 9 
  3H - 24 
  6H - 44 
 12H - 82 
 24H - 123 
 
 DateTime : 2019-10-08 05:54:04 
 
 INFO : Port Scan TELNET Detected and Blocked by ADMIN  - data recovery
2019-10-08 16:34:25
140.143.196.66 attackspam
IP Ban Report : https://help-dysk.pl/wordpress-firewall-plugins/ip/140.143.196.66/ 
 JP - 1H : (62)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : JP 
 NAME ASN : ASN45090 
 
 IP : 140.143.196.66 
 
 CIDR : 140.143.196.0/22 
 
 PREFIX COUNT : 1788 
 
 UNIQUE IP COUNT : 2600192 
 
 
 WYKRYTE ATAKI Z ASN45090 :  
  1H - 3 
  3H - 3 
  6H - 4 
 12H - 5 
 24H - 5 
 
 DateTime : 2019-10-08 08:36:03 
 
 INFO : Port SSH 22 Scan Detected and Blocked by ADMIN  - data recovery
2019-10-08 16:22:22
192.162.68.244 attack
Unauthorized SSH login attempts
2019-10-08 16:45:49
91.211.246.69 attackbotsspam
DATE:2019-10-08 07:20:57, IP:91.211.246.69, PORT:telnet Telnet brute force auth on honeypot server (honey-neo-dc-bis)
2019-10-08 16:21:04
35.204.228.181 attackspam
WordPress wp-login brute force :: 35.204.228.181 0.044 BYPASS [08/Oct/2019:14:54:17  1100] [censored_2] "POST /wp-login.php HTTP/1.1" 200 4630 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2019-10-08 16:26:30
218.4.196.178 attackbotsspam
2019-10-08T05:00:32.277066abusebot-3.cloudsearch.cf sshd\[11114\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.4.196.178  user=root
2019-10-08 16:29:48
114.25.160.214 attackbotsspam
UTC: 2019-10-07 port: 23/tcp
2019-10-08 16:33:16

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