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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.37.109
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 51372
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.37.109.			IN	A

;; AUTHORITY SECTION:
.			240	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021602 1800 900 604800 86400

;; Query time: 94 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 09:51:14 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 109.37.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 109.37.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
104.238.81.58 attackbots
Jul 16 08:56:01 nginx sshd[7565]: Invalid user oracle from 104.238.81.58
Jul 16 08:56:01 nginx sshd[7565]: Received disconnect from 104.238.81.58 port 44834:11: Normal Shutdown, Thank you for playing [preauth]
2019-07-16 16:30:37
24.114.195.114 attackbotsspam
Unauthorized connection attempt from IP address 24.114.195.114 on Port 445(SMB)
2019-07-16 16:12:17
122.49.222.250 attack
DATE:2019-07-16 03:31:12, IP:122.49.222.250, PORT:1433 - MSSQL brute force auth on a honeypot server (epe-dc)
2019-07-16 16:55:50
41.45.207.240 attackspambots
Caught in portsentry honeypot
2019-07-16 17:03:48
96.75.52.245 attackbots
Jul 16 06:56:55 s64-1 sshd[12777]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=96.75.52.245
Jul 16 06:56:57 s64-1 sshd[12777]: Failed password for invalid user oracle from 96.75.52.245 port 39207 ssh2
Jul 16 07:01:35 s64-1 sshd[12878]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=96.75.52.245
...
2019-07-16 17:02:01
185.222.211.236 attack
MagicSpam Rule: valid_helo_domain; Spammer IP: 185.222.211.236
2019-07-16 16:54:36
109.169.140.221 attackspam
Unauthorized connection attempt from IP address 109.169.140.221 on Port 445(SMB)
2019-07-16 16:24:51
58.186.0.76 attackspambots
MagicSpam Rule: valid_helo_domain; Spammer IP: 58.186.0.76
2019-07-16 16:51:39
51.158.97.68 attack
firewall-block, port(s): 445/tcp
2019-07-16 16:28:20
103.88.48.56 attackspambots
MagicSpam Rule: valid_helo_domain; Spammer IP: 103.88.48.56
2019-07-16 16:50:07
203.177.80.56 attack
DATE:2019-07-16 03:31:11, IP:203.177.80.56, PORT:1433 - MSSQL brute force auth on a honeypot server (epe-dc)
2019-07-16 17:04:12
103.88.48.36 attackspambots
MagicSpam Rule: valid_helo_domain; Spammer IP: 103.88.48.36
2019-07-16 16:50:36
167.71.179.47 attackbotsspam
[portscan] tcp/22 [SSH]
[scan/connect: 2 time(s)]
*(RWIN=65535)(07161101)
2019-07-16 16:29:26
119.93.40.241 attack
Unauthorized connection attempt from IP address 119.93.40.241 on Port 445(SMB)
2019-07-16 16:22:10
190.201.226.38 attack
Unauthorized connection attempt from IP address 190.201.226.38 on Port 445(SMB)
2019-07-16 16:28:59

Recently Reported IPs

104.21.36.76 104.21.37.129 104.21.37.132 86.227.203.80
104.21.37.134 104.21.37.14 104.21.37.174 104.21.37.180
104.21.37.191 104.21.37.194 104.21.37.197 207.156.48.240
104.21.37.200 252.64.164.217 104.21.37.212 104.21.37.217
104.21.37.239 104.21.37.253 104.21.37.27 104.21.37.34