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 <<>> 104.21.54.189
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 6194
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.54.189.			IN	A

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

;; Query time: 65 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:05:49 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 189.54.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 189.54.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
77.68.116.52 attackbotsspam
Web bot without proper user agent declaration scraping website pages
2020-04-23 12:54:29
45.142.195.3 attackspam
2020-04-22T22:33:54.818087linuxbox-skyline auth[10293]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=brooke rhost=45.142.195.3
...
2020-04-23 12:47:28
114.34.74.142 attack
Distributed brute force attack
2020-04-23 12:52:42
45.77.223.52 attack
Apr 23 05:59:34 prod4 sshd\[25638\]: Invalid user yi from 45.77.223.52
Apr 23 05:59:35 prod4 sshd\[25638\]: Failed password for invalid user yi from 45.77.223.52 port 13080 ssh2
Apr 23 06:06:08 prod4 sshd\[28566\]: Invalid user git from 45.77.223.52
...
2020-04-23 12:51:20
170.106.3.225 attackbots
Apr 23 05:55:45 host sshd[43435]: Invalid user fd from 170.106.3.225 port 39518
...
2020-04-23 12:30:04
185.234.217.48 attackbotsspam
Apr 23 05:36:38 web01.agentur-b-2.de postfix/smtpd[74149]: warning: unknown[185.234.217.48]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Apr 23 05:36:38 web01.agentur-b-2.de postfix/smtpd[74149]: lost connection after AUTH from unknown[185.234.217.48]
Apr 23 05:39:40 web01.agentur-b-2.de postfix/smtpd[74149]: warning: unknown[185.234.217.48]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Apr 23 05:39:40 web01.agentur-b-2.de postfix/smtpd[74149]: lost connection after AUTH from unknown[185.234.217.48]
Apr 23 05:41:56 web01.agentur-b-2.de postfix/smtpd[73771]: warning: unknown[185.234.217.48]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-04-23 12:33:27
54.38.242.233 attack
$f2bV_matches
2020-04-23 12:50:02
80.211.52.58 attackbotsspam
$f2bV_matches
2020-04-23 12:30:59
14.98.22.30 attackbotsspam
Apr 23 05:51:15 Ubuntu-1404-trusty-64-minimal sshd\[12513\]: Invalid user ws from 14.98.22.30
Apr 23 05:51:15 Ubuntu-1404-trusty-64-minimal sshd\[12513\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.98.22.30
Apr 23 05:51:17 Ubuntu-1404-trusty-64-minimal sshd\[12513\]: Failed password for invalid user ws from 14.98.22.30 port 40540 ssh2
Apr 23 05:55:33 Ubuntu-1404-trusty-64-minimal sshd\[13918\]: Invalid user postgres from 14.98.22.30
Apr 23 05:55:33 Ubuntu-1404-trusty-64-minimal sshd\[13918\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.98.22.30
2020-04-23 12:48:50
168.128.86.35 attackbotsspam
$f2bV_matches
2020-04-23 12:49:47
66.249.79.253 attackspam
MYH,DEF GET /adminer-4.6.2-mysql.php
2020-04-23 13:05:44
200.116.105.213 attackspambots
Invalid user dq from 200.116.105.213 port 46392
2020-04-23 12:27:17
185.234.219.81 attackbotsspam
Apr 23 05:39:48 web01.agentur-b-2.de postfix/smtpd[74149]: warning: unknown[185.234.219.81]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Apr 23 05:39:48 web01.agentur-b-2.de postfix/smtpd[74149]: lost connection after AUTH from unknown[185.234.219.81]
Apr 23 05:44:53 web01.agentur-b-2.de postfix/smtpd[75933]: warning: unknown[185.234.219.81]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Apr 23 05:44:53 web01.agentur-b-2.de postfix/smtpd[75933]: lost connection after AUTH from unknown[185.234.219.81]
Apr 23 05:46:41 web01.agentur-b-2.de postfix/smtpd[75933]: warning: unknown[185.234.219.81]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-04-23 12:32:59
185.234.219.82 attackbots
Apr 23 05:56:48 h2829583 postfix/smtpd[14302]: lost connection after EHLO from unknown[185.234.219.82]
Apr 23 06:09:15 h2829583 postfix/smtpd[14412]: lost connection after EHLO from unknown[185.234.219.82]
2020-04-23 12:32:27
114.7.112.106 attackbotsspam
Invalid user oracle from 114.7.112.106 port 33897
2020-04-23 12:48:05

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