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: Reserved

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 <<>> 10.0.21.194
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 55912
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019081100 1800 900 604800 86400

;; Query time: 236 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Sun Aug 11 20:28:08 CST 2019
;; MSG SIZE  rcvd: 115
Host info
Host 194.21.0.10.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

** server can't find 194.21.0.10.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
103.200.22.126 attack
May  4 05:55:40 [host] sshd[13493]: pam_unix(sshd:
May  4 05:55:42 [host] sshd[13493]: Failed passwor
May  4 05:58:59 [host] sshd[13586]: Invalid user s
2020-05-04 12:13:39
89.248.168.112 attackspam
Honeypot hit: [2020-05-04 06:58:32 +0300] Connected from 89.248.168.112 to (HoneypotIP):21
2020-05-04 12:38:32
51.91.250.49 attackspambots
SSH bruteforce
2020-05-04 12:19:43
49.88.112.112 attackspam
May  4 00:30:07 plusreed sshd[32344]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.112  user=root
May  4 00:30:09 plusreed sshd[32344]: Failed password for root from 49.88.112.112 port 57414 ssh2
...
2020-05-04 12:31:49
79.137.84.214 attack
79.137.84.214 - - [04/May/2020:05:58:32 +0200] "GET /wp-login.php HTTP/1.1" 200 5702 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
79.137.84.214 - - [04/May/2020:05:58:34 +0200] "POST /wp-login.php HTTP/1.1" 200 5953 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
79.137.84.214 - - [04/May/2020:05:58:35 +0200] "POST /xmlrpc.php HTTP/1.1" 200 427 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2020-05-04 12:34:37
186.90.146.86 attackbotsspam
Icarus honeypot on github
2020-05-04 12:09:27
178.237.176.86 attackspam
$f2bV_matches
2020-05-04 12:09:57
222.252.43.255 attackspam
20/5/3@23:58:34: FAIL: Alarm-Network address from=222.252.43.255
...
2020-05-04 12:34:55
178.46.136.122 attack
wp-login.php
2020-05-04 12:15:26
194.247.173.123 attackbots
20 attempts against mh-misbehave-ban on sand
2020-05-04 12:21:49
51.38.186.244 attackbotsspam
2020-05-03T23:38:03.5108451495-001 sshd[64053]: Invalid user counter from 51.38.186.244 port 40084
2020-05-03T23:38:03.5139691495-001 sshd[64053]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=244.ip-51-38-186.eu
2020-05-03T23:38:03.5108451495-001 sshd[64053]: Invalid user counter from 51.38.186.244 port 40084
2020-05-03T23:38:05.3562991495-001 sshd[64053]: Failed password for invalid user counter from 51.38.186.244 port 40084 ssh2
2020-05-03T23:41:36.1691591495-001 sshd[64232]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=244.ip-51-38-186.eu  user=root
2020-05-03T23:41:38.8058571495-001 sshd[64232]: Failed password for root from 51.38.186.244 port 48874 ssh2
...
2020-05-04 12:08:50
123.21.33.92 attackbotsspam
1588564752 - 05/04/2020 05:59:12 Host: 123.21.33.92/123.21.33.92 Port: 445 TCP Blocked
2020-05-04 12:05:26
128.199.199.217 attackbots
May  3 21:53:00 server1 sshd\[24755\]: Invalid user ht from 128.199.199.217
May  3 21:53:00 server1 sshd\[24755\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.199.217 
May  3 21:53:02 server1 sshd\[24755\]: Failed password for invalid user ht from 128.199.199.217 port 60426 ssh2
May  3 21:59:03 server1 sshd\[27146\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.199.217  user=root
May  3 21:59:05 server1 sshd\[27146\]: Failed password for root from 128.199.199.217 port 58386 ssh2
...
2020-05-04 12:10:54
118.27.9.229 attackspam
$f2bV_matches
2020-05-04 12:38:11
103.242.106.139 attack
20/5/3@23:58:59: FAIL: Alarm-Network address from=103.242.106.139
...
2020-05-04 12:17:15

Recently Reported IPs

6.30.240.3 182.19.137.220 36.182.185.31 109.81.187.124
124.107.179.150 18.190.236.228 150.109.167.136 180.140.108.4
221.13.114.148 71.6.233.74 235.252.53.201 116.45.45.225
13.65.151.171 225.31.235.8 75.180.106.159 189.9.35.142
89.93.107.236 238.53.192.81 60.137.89.9 150.64.248.216