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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.55.73
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 55392
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.55.73.			IN	A

;; AUTHORITY SECTION:
.			510	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 54 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:13:31 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 73.55.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 73.55.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
101.231.146.34 attackspambots
SSH Brute-Forcing (server1)
2020-06-09 17:28:42
187.102.177.60 attackspam
detected by Fail2Ban
2020-06-09 17:21:52
185.175.93.37 attackbots
MultiHost/MultiPort Probe, Scan, Hack -
2020-06-09 17:27:39
167.114.192.224 attackbots
SSH brute-force: detected 1 distinct username(s) / 37 distinct password(s) within a 24-hour window.
2020-06-09 17:47:41
160.153.147.161 attackbotsspam
Automatic report - XMLRPC Attack
2020-06-09 17:40:32
119.96.189.97 attack
Unauthorized connection attempt detected from IP address 119.96.189.97 to port 10306
2020-06-09 17:34:00
112.215.241.141 attackbotsspam
Automatic report - Port Scan Attack
2020-06-09 17:28:27
159.65.206.10 attack
TCP port 8080: Scan and connection
2020-06-09 17:30:32
106.13.233.83 attack
Jun  9 09:53:26 ns382633 sshd\[30265\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.233.83  user=root
Jun  9 09:53:29 ns382633 sshd\[30265\]: Failed password for root from 106.13.233.83 port 57136 ssh2
Jun  9 09:57:57 ns382633 sshd\[31052\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.233.83  user=root
Jun  9 09:57:58 ns382633 sshd\[31052\]: Failed password for root from 106.13.233.83 port 39136 ssh2
Jun  9 09:59:18 ns382633 sshd\[31236\]: Invalid user admin2 from 106.13.233.83 port 52726
Jun  9 09:59:18 ns382633 sshd\[31236\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.233.83
2020-06-09 17:13:09
185.220.100.247 attack
IP blocked
2020-06-09 17:42:44
118.89.201.225 attackbots
Jun  9 09:53:31 ns382633 sshd\[30268\]: Invalid user admin from 118.89.201.225 port 37560
Jun  9 09:53:31 ns382633 sshd\[30268\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.89.201.225
Jun  9 09:53:33 ns382633 sshd\[30268\]: Failed password for invalid user admin from 118.89.201.225 port 37560 ssh2
Jun  9 10:13:45 ns382633 sshd\[1493\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.89.201.225  user=root
Jun  9 10:13:48 ns382633 sshd\[1493\]: Failed password for root from 118.89.201.225 port 37102 ssh2
2020-06-09 17:21:17
51.68.226.159 attack
2020-06-09T04:30:57.035515morrigan.ad5gb.com sshd[16606]: Invalid user samba1 from 51.68.226.159 port 40460
2020-06-09T04:30:59.335944morrigan.ad5gb.com sshd[16606]: Failed password for invalid user samba1 from 51.68.226.159 port 40460 ssh2
2020-06-09T04:31:00.193677morrigan.ad5gb.com sshd[16606]: Disconnected from invalid user samba1 51.68.226.159 port 40460 [preauth]
2020-06-09 17:42:58
46.105.149.168 attackspam
Jun  9 08:20:33 buvik sshd[1154]: Invalid user shachunyang from 46.105.149.168
Jun  9 08:20:33 buvik sshd[1154]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.105.149.168
Jun  9 08:20:35 buvik sshd[1154]: Failed password for invalid user shachunyang from 46.105.149.168 port 36732 ssh2
...
2020-06-09 17:19:24
167.71.224.129 attackbots
2020-06-09T10:30:22.872041rocketchat.forhosting.nl sshd[5512]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.71.224.129
2020-06-09T10:30:22.869756rocketchat.forhosting.nl sshd[5512]: Invalid user tsbot from 167.71.224.129 port 46996
2020-06-09T10:30:24.481636rocketchat.forhosting.nl sshd[5512]: Failed password for invalid user tsbot from 167.71.224.129 port 46996 ssh2
...
2020-06-09 17:40:06
104.236.72.182 attackbots
$f2bV_matches
2020-06-09 17:32:42

Recently Reported IPs

13.225.71.38 104.21.55.85 104.21.55.81 104.21.55.76
104.21.55.86 104.21.55.91 104.21.55.84 104.21.56.104
104.21.56.107 104.21.56.122 104.21.56.108 104.21.56.124
104.21.56.137 104.21.56.14 104.21.56.143 104.21.56.139
104.21.56.145 104.21.56.166 104.21.56.182 104.21.56.172