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: None

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 <<>> 21.138.166.53
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 40201
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.138.166.53.			IN	A

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

;; Query time: 11 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 20 00:45:01 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 53.166.138.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 53.166.138.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.186.30.57 attackspambots
Feb 15 21:42:17 areeb-Workstation sshd[8855]: Failed password for root from 222.186.30.57 port 14695 ssh2
Feb 15 21:42:21 areeb-Workstation sshd[8855]: Failed password for root from 222.186.30.57 port 14695 ssh2
...
2020-02-16 00:17:25
211.72.239.34 attackspambots
Feb 15 16:46:28 plex sshd[20140]: Invalid user hmspasswd from 211.72.239.34 port 37942
2020-02-16 00:39:17
14.234.104.14 attackspambots
Feb 15 13:51:19 localhost sshd\[15506\]: Invalid user admin from 14.234.104.14 port 60708
Feb 15 13:51:19 localhost sshd\[15506\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.234.104.14
Feb 15 13:51:21 localhost sshd\[15506\]: Failed password for invalid user admin from 14.234.104.14 port 60708 ssh2
...
2020-02-16 00:25:57
212.200.51.218 attackbots
Automatic report - XMLRPC Attack
2020-02-16 00:35:02
91.121.157.83 attackspambots
$f2bV_matches
2020-02-16 00:14:47
87.241.160.219 attackbotsspam
1581780982 - 02/15/2020 16:36:22 Host: 87.241.160.219/87.241.160.219 Port: 23 TCP Blocked
2020-02-16 00:47:36
27.154.225.194 attackbots
Unauthorized access or intrusion attempt detected from Thor banned IP
2020-02-16 00:23:50
104.248.150.150 attackbotsspam
Feb 15 16:26:49 thevastnessof sshd[17084]: Failed password for root from 104.248.150.150 port 54700 ssh2
...
2020-02-16 00:43:28
167.114.98.96 attackbots
Feb 15 13:52:11 l02a sshd[32385]: Invalid user die from 167.114.98.96
Feb 15 13:52:13 l02a sshd[32385]: Failed password for invalid user die from 167.114.98.96 port 37776 ssh2
Feb 15 13:52:11 l02a sshd[32385]: Invalid user die from 167.114.98.96
Feb 15 13:52:13 l02a sshd[32385]: Failed password for invalid user die from 167.114.98.96 port 37776 ssh2
2020-02-16 00:36:40
123.241.180.36 attack
** MIRAI HOST **
Sat Feb 15 06:52:01 2020 - Child process 58800 handling connection
Sat Feb 15 06:52:01 2020 - New connection from: 123.241.180.36:58901
Sat Feb 15 06:52:01 2020 - Sending data to client: [Login: ]
Sat Feb 15 06:52:01 2020 - Got data: root
Sat Feb 15 06:52:02 2020 - Sending data to client: [Password: ]
Sat Feb 15 06:52:03 2020 - Got data: klv1234
Sat Feb 15 06:52:05 2020 - Child 58800 exiting
Sat Feb 15 06:52:05 2020 - Child 58804 granting shell
Sat Feb 15 06:52:05 2020 - Sending data to client: [Logged in]
Sat Feb 15 06:52:05 2020 - Sending data to client: [Welcome to MX990 Embedded Linux]
Sat Feb 15 06:52:05 2020 - Sending data to client: [[root@dvrdvs /]# ]
Sat Feb 15 06:52:05 2020 - Got data: enable
system
shell
sh
Sat Feb 15 06:52:05 2020 - Sending data to client: [Command not found]
Sat Feb 15 06:52:05 2020 - Sending data to client: [[root@dvrdvs /]# ]
Sat Feb 15 06:52:05 2020 - Got data: cat /proc/mounts; /bin/busybox YKLWC
Sat Feb 15 06:52:05 2020 - Sending data to client
2020-02-16 00:51:33
118.42.231.42 attack
MultiHost/MultiPort Probe, Scan, Hack -
2020-02-16 00:28:53
119.27.173.72 attack
Feb 15 16:53:31 lukav-desktop sshd\[9466\]: Invalid user 123456 from 119.27.173.72
Feb 15 16:53:31 lukav-desktop sshd\[9466\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.27.173.72
Feb 15 16:53:33 lukav-desktop sshd\[9466\]: Failed password for invalid user 123456 from 119.27.173.72 port 53768 ssh2
Feb 15 16:56:22 lukav-desktop sshd\[10865\]: Invalid user 999999999 from 119.27.173.72
Feb 15 16:56:22 lukav-desktop sshd\[10865\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.27.173.72
2020-02-16 00:28:15
194.150.68.145 attack
2020-02-15T09:45:28.8187051495-001 sshd[41239]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=194.150.68.145
2020-02-15T09:45:28.8155741495-001 sshd[41239]: Invalid user psu from 194.150.68.145 port 46600
2020-02-15T09:45:31.0309061495-001 sshd[41239]: Failed password for invalid user psu from 194.150.68.145 port 46600 ssh2
2020-02-15T10:47:08.2941741495-001 sshd[44320]: Invalid user rugumayo from 194.150.68.145 port 52804
2020-02-15T10:47:08.2977361495-001 sshd[44320]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=194.150.68.145
2020-02-15T10:47:08.2941741495-001 sshd[44320]: Invalid user rugumayo from 194.150.68.145 port 52804
2020-02-15T10:47:10.1186051495-001 sshd[44320]: Failed password for invalid user rugumayo from 194.150.68.145 port 52804 ssh2
2020-02-15T10:49:31.6847021495-001 sshd[44477]: Invalid user 0racl38i from 194.150.68.145 port 44368
2020-02-15T10:49:31.6878931495-001 sshd[44477]: pam_
...
2020-02-16 00:17:53
121.46.26.126 attack
Feb 15 14:52:33 163-172-32-151 sshd[18585]: Invalid user library from 121.46.26.126 port 42236
...
2020-02-16 00:11:37
83.12.69.25 attack
Lines containing failures of 83.12.69.25
Feb 14 04:25:54 nexus sshd[6850]: Invalid user rowen from 83.12.69.25 port 58766
Feb 14 04:25:54 nexus sshd[6850]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=83.12.69.25
Feb 14 04:25:56 nexus sshd[6850]: Failed password for invalid user rowen from 83.12.69.25 port 58766 ssh2
Feb 14 04:25:56 nexus sshd[6850]: Received disconnect from 83.12.69.25 port 58766:11: Bye Bye [preauth]
Feb 14 04:25:56 nexus sshd[6850]: Disconnected from 83.12.69.25 port 58766 [preauth]
Feb 14 04:42:15 nexus sshd[10219]: Invalid user teamspeak3bot from 83.12.69.25 port 39442
Feb 14 04:42:15 nexus sshd[10219]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=83.12.69.25


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=83.12.69.25
2020-02-16 00:30:53

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