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:
IP Type Details Datetime
104.21.75.2 spam
Spammer blacklist in https://www.projecthoneypot.org/ip_104.21.75.2 https://multirbl.valli.org/lookup/104.21.75.2.html
2022-12-29 00:00:44
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.75.29
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 54454
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.75.29.			IN	A

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

;; Query time: 23 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:54:34 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 29.75.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 29.75.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
138.68.18.232 attack
Apr  5 13:50:22 icinga sshd[56375]: Failed password for root from 138.68.18.232 port 58554 ssh2
Apr  5 14:03:50 icinga sshd[12862]: Failed password for root from 138.68.18.232 port 50378 ssh2
...
2020-04-05 20:39:36
37.152.135.168 attackbots
$f2bV_matches
2020-04-05 20:18:06
201.219.242.22 attack
detected by Fail2Ban
2020-04-05 21:04:10
122.51.31.60 attackbots
Invalid user caojiejun from 122.51.31.60 port 54428
2020-04-05 20:29:05
51.68.89.100 attack
$f2bV_matches
2020-04-05 20:28:16
222.186.30.167 attackspam
Unauthorized connection attempt detected from IP address 222.186.30.167 to port 22 [T]
2020-04-05 20:50:22
51.75.122.213 attack
IP blocked
2020-04-05 20:43:28
186.4.123.139 attackspam
$f2bV_matches
2020-04-05 20:37:45
122.51.94.92 attack
Apr  5 10:06:48 lock-38 sshd[586384]: Failed password for root from 122.51.94.92 port 37146 ssh2
Apr  5 10:29:49 lock-38 sshd[586981]: Failed password for root from 122.51.94.92 port 37176 ssh2
Apr  5 10:35:25 lock-38 sshd[587149]: Failed password for root from 122.51.94.92 port 38436 ssh2
Apr  5 10:40:55 lock-38 sshd[587354]: Failed password for root from 122.51.94.92 port 39698 ssh2
Apr  5 10:46:31 lock-38 sshd[587499]: Failed password for root from 122.51.94.92 port 40958 ssh2
...
2020-04-05 20:36:25
51.89.235.112 attackbotsspam
" "
2020-04-05 20:25:40
165.22.92.109 attackspam
Apr  5 12:38:37 vlre-nyc-1 sshd\[21210\]: Invalid user avahi from 165.22.92.109
Apr  5 12:38:37 vlre-nyc-1 sshd\[21210\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=165.22.92.109
Apr  5 12:38:39 vlre-nyc-1 sshd\[21210\]: Failed password for invalid user avahi from 165.22.92.109 port 46864 ssh2
Apr  5 12:40:20 vlre-nyc-1 sshd\[21257\]: Invalid user wp-user from 165.22.92.109
Apr  5 12:40:20 vlre-nyc-1 sshd\[21257\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=165.22.92.109
...
2020-04-05 20:44:42
5.135.185.27 attackspam
Repeated brute force against a port
2020-04-05 20:18:22
171.229.144.1 attackspambots
Lines containing failures of 171.229.144.1
Apr  4 10:12:06 shared11 sshd[892]: Invalid user ADMIN from 171.229.144.1 port 15611
Apr  4 10:12:07 shared11 sshd[892]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=171.229.144.1
Apr  4 10:12:09 shared11 sshd[892]: Failed password for invalid user ADMIN from 171.229.144.1 port 15611 ssh2


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=171.229.144.1
2020-04-05 20:51:18
14.169.220.149 attack
failed_logins
2020-04-05 21:04:57
122.51.159.155 attackbotsspam
Apr  5 02:50:30 vps46666688 sshd[6964]: Failed password for root from 122.51.159.155 port 40012 ssh2
...
2020-04-05 20:42:08

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