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: Australia

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 <<>> 138.194.253.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 38623
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;138.194.253.21.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021201 1800 900 604800 86400

;; Query time: 32 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 13 02:15:18 CST 2025
;; MSG SIZE  rcvd: 107
Host info
Host 21.253.194.138.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.253.194.138.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
49.234.25.49 attackbotsspam
trying to access non-authorized port
2020-05-22 22:54:47
200.194.27.75 attackbots
Automatic report - Port Scan Attack
2020-05-22 23:13:03
37.49.226.249 attackspam
...
2020-05-22 23:08:58
185.36.81.162 attack
Automatic report - Banned IP Access
2020-05-22 23:32:04
2.44.91.204 attackbots
B: f2b ssh aggressive 3x
2020-05-22 23:09:22
80.82.70.194 attackspambots
05/22/2020-11:19:44.424500 80.82.70.194 Protocol: 6 ET DROP Dshield Block Listed Source group 1
2020-05-22 23:29:29
49.236.195.150 attackspambots
May 22 14:20:16 inter-technics sshd[19610]: Invalid user hata from 49.236.195.150 port 57056
May 22 14:20:16 inter-technics sshd[19610]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.236.195.150
May 22 14:20:16 inter-technics sshd[19610]: Invalid user hata from 49.236.195.150 port 57056
May 22 14:20:18 inter-technics sshd[19610]: Failed password for invalid user hata from 49.236.195.150 port 57056 ssh2
May 22 14:25:46 inter-technics sshd[19943]: Invalid user ppf from 49.236.195.150 port 34112
...
2020-05-22 23:44:27
182.61.57.103 attackspambots
May 22 14:54:45 srv-ubuntu-dev3 sshd[70325]: Invalid user dvy from 182.61.57.103
May 22 14:54:45 srv-ubuntu-dev3 sshd[70325]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.61.57.103
May 22 14:54:45 srv-ubuntu-dev3 sshd[70325]: Invalid user dvy from 182.61.57.103
May 22 14:54:47 srv-ubuntu-dev3 sshd[70325]: Failed password for invalid user dvy from 182.61.57.103 port 44362 ssh2
May 22 14:59:32 srv-ubuntu-dev3 sshd[71078]: Invalid user n from 182.61.57.103
May 22 14:59:32 srv-ubuntu-dev3 sshd[71078]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.61.57.103
May 22 14:59:32 srv-ubuntu-dev3 sshd[71078]: Invalid user n from 182.61.57.103
May 22 14:59:34 srv-ubuntu-dev3 sshd[71078]: Failed password for invalid user n from 182.61.57.103 port 35290 ssh2
May 22 15:04:15 srv-ubuntu-dev3 sshd[71847]: Invalid user zhoulin from 182.61.57.103
...
2020-05-22 23:34:48
195.154.187.136 attack
20 attempts against mh-misbehave-ban on twig
2020-05-22 23:42:49
72.221.196.150 attack
Dovecot Invalid User Login Attempt.
2020-05-22 23:16:06
222.186.31.83 attackbotsspam
Unauthorized connection attempt detected from IP address 222.186.31.83 to port 22 [T]
2020-05-22 23:30:47
222.186.15.246 attack
May 22 17:03:32 plex sshd[13514]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.15.246  user=root
May 22 17:03:34 plex sshd[13514]: Failed password for root from 222.186.15.246 port 55461 ssh2
2020-05-22 23:08:41
123.206.7.96 attackbots
Invalid user ids from 123.206.7.96 port 48895
2020-05-22 22:58:55
64.227.14.137 attack
2020-05-22T13:06:11.082499shield sshd\[26889\]: Invalid user gmy from 64.227.14.137 port 35972
2020-05-22T13:06:11.086053shield sshd\[26889\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=64.227.14.137
2020-05-22T13:06:13.376364shield sshd\[26889\]: Failed password for invalid user gmy from 64.227.14.137 port 35972 ssh2
2020-05-22T13:09:15.888639shield sshd\[27484\]: Invalid user zqf from 64.227.14.137 port 52252
2020-05-22T13:09:15.892300shield sshd\[27484\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=64.227.14.137
2020-05-22 23:30:11
222.186.175.182 attackbots
2020-05-22T16:58:38.169825ns386461 sshd\[9330\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.182  user=root
2020-05-22T16:58:39.706587ns386461 sshd\[9330\]: Failed password for root from 222.186.175.182 port 16194 ssh2
2020-05-22T16:58:53.101816ns386461 sshd\[9460\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.182  user=root
2020-05-22T16:58:55.365914ns386461 sshd\[9460\]: Failed password for root from 222.186.175.182 port 3068 ssh2
2020-05-22T16:58:57.926455ns386461 sshd\[9460\]: Failed password for root from 222.186.175.182 port 3068 ssh2
...
2020-05-22 23:06:10

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