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 <<>> 104.21.74.36
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 9857
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.74.36.			IN	A

;; AUTHORITY SECTION:
.			257	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022000 1800 900 604800 86400

;; Query time: 62 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 20 19:37:10 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 36.74.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 36.74.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
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178.128.210.230 attack
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2020-10-03 18:53:27
172.81.241.252 attackbots
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116.24.67.158 attackbots
SSH_attack
2020-10-03 19:06:22
157.245.10.196 attackbots
TCP port : 30016
2020-10-03 18:56:05
13.126.213.14 attackbotsspam
SSH login attempts.
2020-10-03 18:46:51
111.68.98.169 attack
1601670872 - 10/02/2020 22:34:32 Host: 111.68.98.169/111.68.98.169 Port: 445 TCP Blocked
...
2020-10-03 19:18:27
176.212.100.15 attackbots
Found on   CINS badguys     / proto=6  .  srcport=23204  .  dstport=23 Telnet  .     (1062)
2020-10-03 18:54:01
178.128.233.69 attackbotsspam
SSH brutforce
2020-10-03 19:23:24
116.196.81.216 attack
Oct  3 12:27:55 abendstille sshd\[13881\]: Invalid user marcel from 116.196.81.216
Oct  3 12:27:55 abendstille sshd\[13881\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=116.196.81.216
Oct  3 12:27:58 abendstille sshd\[13881\]: Failed password for invalid user marcel from 116.196.81.216 port 58196 ssh2
Oct  3 12:30:13 abendstille sshd\[16434\]: Invalid user james from 116.196.81.216
Oct  3 12:30:13 abendstille sshd\[16434\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=116.196.81.216
...
2020-10-03 18:46:35
123.31.29.14 attackbotsspam
Oct  2 21:10:08 sachi sshd\[359\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.31.29.14  user=root
Oct  2 21:10:10 sachi sshd\[359\]: Failed password for root from 123.31.29.14 port 51884 ssh2
Oct  2 21:13:59 sachi sshd\[612\]: Invalid user debian from 123.31.29.14
Oct  2 21:13:59 sachi sshd\[612\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.31.29.14
Oct  2 21:14:01 sachi sshd\[612\]: Failed password for invalid user debian from 123.31.29.14 port 49642 ssh2
2020-10-03 19:10:02
5.154.243.131 attack
$f2bV_matches
2020-10-03 19:28:01
118.24.202.34 attackspambots
2020-10-02 UTC: (2x) - vsftpd(2x)
2020-10-03 19:29:09
91.218.246.26 attackbotsspam
2020-10-02 22:12:42.724754-0500  localhost screensharingd[5170]: Authentication: FAILED :: User Name: N/A :: Viewer Address: 91.218.246.26 :: Type: VNC DES
2020-10-03 18:59:39
199.195.253.117 attackspam
Automatic report - Banned IP Access
2020-10-03 18:47:05
134.175.227.125 attack
Invalid user umcapasocanoas from 134.175.227.125 port 36698
2020-10-03 18:53:14

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