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: United States

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 <<>> 104.21.54.209
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 48464
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.54.209.			IN	A

;; AUTHORITY SECTION:
.			600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 61 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:36:44 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 209.54.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 209.54.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
91.205.131.55 attack
proto=tcp  .  spt=55447  .  dpt=25  .     (Found on   Dark List de Dec 11)     (13)
2019-12-12 08:33:40
149.56.158.24 attack
Unauthorized access or intrusion attempt detected from Thor banned IP
2019-12-12 08:55:52
209.17.97.98 attackspambots
209.17.97.98 was recorded 13 times by 10 hosts attempting to connect to the following ports: 5632,1434,47808,6379,2121,2001,5443,5222,9200,8530,4786,401. Incident counter (4h, 24h, all-time): 13, 39, 1353
2019-12-12 08:35:21
185.234.219.120 attackspam
Brute force attack stopped by firewall
2019-12-12 08:35:49
222.186.175.147 attackbotsspam
Dec 12 01:26:07 fr01 sshd[14137]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.147  user=root
Dec 12 01:26:08 fr01 sshd[14137]: Failed password for root from 222.186.175.147 port 57382 ssh2
...
2019-12-12 08:31:54
40.73.34.44 attackspam
Dec 12 01:23:17 ns37 sshd[25484]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.73.34.44
Dec 12 01:23:19 ns37 sshd[25484]: Failed password for invalid user ewan from 40.73.34.44 port 33536 ssh2
Dec 12 01:31:10 ns37 sshd[25908]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.73.34.44
2019-12-12 08:44:05
103.26.40.145 attackbots
Dec 11 14:24:36 sachi sshd\[13855\]: Invalid user kasim from 103.26.40.145
Dec 11 14:24:36 sachi sshd\[13855\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.26.40.145
Dec 11 14:24:37 sachi sshd\[13855\]: Failed password for invalid user kasim from 103.26.40.145 port 33352 ssh2
Dec 11 14:32:01 sachi sshd\[14557\]: Invalid user webmaster from 103.26.40.145
Dec 11 14:32:01 sachi sshd\[14557\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.26.40.145
2019-12-12 08:52:37
159.203.197.169 attackspam
Brute force attack stopped by firewall
2019-12-12 08:38:56
206.189.129.174 attack
Dec 12 05:49:31 vibhu-HP-Z238-Microtower-Workstation sshd\[2438\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.129.174  user=root
Dec 12 05:49:32 vibhu-HP-Z238-Microtower-Workstation sshd\[2438\]: Failed password for root from 206.189.129.174 port 51112 ssh2
Dec 12 05:55:48 vibhu-HP-Z238-Microtower-Workstation sshd\[2920\]: Invalid user velta from 206.189.129.174
Dec 12 05:55:48 vibhu-HP-Z238-Microtower-Workstation sshd\[2920\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.129.174
Dec 12 05:55:50 vibhu-HP-Z238-Microtower-Workstation sshd\[2920\]: Failed password for invalid user velta from 206.189.129.174 port 60278 ssh2
...
2019-12-12 08:40:31
13.66.139.1 attackspam
Scanning unused Default website or suspicious access to valid sites from IP marked as abusive
2019-12-12 08:49:37
109.101.196.50 attackspam
Sending SPAM email
2019-12-12 08:59:10
92.118.160.29 attackspambots
ET CINS Active Threat Intelligence Poor Reputation IP group 87 - port: 5908 proto: TCP cat: Misc Attack
2019-12-12 08:30:01
5.188.210.226 attack
Brute force attack stopped by firewall
2019-12-12 08:42:16
40.122.64.72 attackspambots
SSH Brute Force, server-1 sshd[19916]: Failed password for invalid user conne from 40.122.64.72 port 57044 ssh2
2019-12-12 08:46:03
181.41.216.145 attack
Brute force attack stopped by firewall
2019-12-12 08:54:16

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