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 <<>> 104.21.57.225
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 14676
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.57.225.			IN	A

;; AUTHORITY SECTION:
.			489	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 26 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:33:36 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 225.57.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 225.57.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
185.143.75.81 attackbots
2020-05-25 10:22:40 dovecot_login authenticator failed for \(User\) \[185.143.75.81\]: 535 Incorrect authentication data \(set_id=img06@org.ua\)2020-05-25 10:23:16 dovecot_login authenticator failed for \(User\) \[185.143.75.81\]: 535 Incorrect authentication data \(set_id=perso@org.ua\)2020-05-25 10:23:53 dovecot_login authenticator failed for \(User\) \[185.143.75.81\]: 535 Incorrect authentication data \(set_id=ehr@org.ua\)
...
2020-05-25 15:26:18
192.144.171.165 attackspam
2020-05-25T01:17:24.1937961495-001 sshd[16692]: Invalid user mac from 192.144.171.165 port 51256
2020-05-25T01:17:24.2005061495-001 sshd[16692]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.144.171.165
2020-05-25T01:17:24.1937961495-001 sshd[16692]: Invalid user mac from 192.144.171.165 port 51256
2020-05-25T01:17:26.4575571495-001 sshd[16692]: Failed password for invalid user mac from 192.144.171.165 port 51256 ssh2
2020-05-25T01:26:14.9558331495-001 sshd[16946]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.144.171.165  user=root
2020-05-25T01:26:16.9717791495-001 sshd[16946]: Failed password for root from 192.144.171.165 port 37376 ssh2
...
2020-05-25 15:11:40
171.252.250.93 attack
 TCP (SYN) 171.252.250.93:10114 -> port 9530, len 44
2020-05-25 15:09:58
34.72.216.27 attackbots
 TCP (SYN) 34.72.216.27:26086 -> port 8080, len 40
2020-05-25 15:37:46
43.252.144.49 attack
43.252.144.49 - - \[25/May/2020:08:54:46 +0200\] "POST /wp-login.php HTTP/1.0" 200 4404 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
43.252.144.49 - - \[25/May/2020:08:54:48 +0200\] "POST /wp-login.php HTTP/1.0" 200 4236 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
43.252.144.49 - - \[25/May/2020:08:54:49 +0200\] "POST /xmlrpc.php HTTP/1.0" 200 736 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
2020-05-25 15:10:41
198.154.99.175 attackbots
Unauthorized access or intrusion attempt detected from Thor banned IP
2020-05-25 15:16:49
211.193.58.173 attackbotsspam
2020-05-25T07:11:43.063213randservbullet-proofcloud-66.localdomain sshd[4882]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.193.58.173  user=root
2020-05-25T07:11:44.942647randservbullet-proofcloud-66.localdomain sshd[4882]: Failed password for root from 211.193.58.173 port 34248 ssh2
2020-05-25T07:18:02.651615randservbullet-proofcloud-66.localdomain sshd[4940]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.193.58.173  user=root
2020-05-25T07:18:04.892589randservbullet-proofcloud-66.localdomain sshd[4940]: Failed password for root from 211.193.58.173 port 48430 ssh2
...
2020-05-25 15:36:09
222.186.42.137 attackspambots
May 25 12:12:58 gw1 sshd[24879]: Failed password for root from 222.186.42.137 port 61767 ssh2
...
2020-05-25 15:15:42
187.190.231.202 attackspambots
Port probing on unauthorized port 1433
2020-05-25 15:08:39
36.26.82.40 attack
May 25 07:07:59 buvik sshd[10818]: Failed password for invalid user forum from 36.26.82.40 port 35056 ssh2
May 25 07:10:01 buvik sshd[11132]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.26.82.40  user=list
May 25 07:10:03 buvik sshd[11132]: Failed password for list from 36.26.82.40 port 47545 ssh2
...
2020-05-25 15:26:37
212.119.190.162 attackbotsspam
(sshd) Failed SSH login from 212.119.190.162 (RU/Russia/mail.swedmobil.ru): 2 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: May 25 06:11:19 ubnt-55d23 sshd[1235]: Invalid user business from 212.119.190.162 port 53796
May 25 06:11:21 ubnt-55d23 sshd[1235]: Failed password for invalid user business from 212.119.190.162 port 53796 ssh2
2020-05-25 14:56:18
58.49.76.100 attack
SSH Brute Force
2020-05-25 15:12:08
121.225.85.183 attack
Invalid user ovd from 121.225.85.183 port 19440
2020-05-25 15:36:40
213.160.156.181 attack
detected by Fail2Ban
2020-05-25 15:32:04
36.234.251.132 attackbots
1590378709 - 05/25/2020 05:51:49 Host: 36.234.251.132/36.234.251.132 Port: 445 TCP Blocked
2020-05-25 15:27:07

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