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 <<>> 104.21.75.107
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 56080
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.75.107.			IN	A

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

;; Query time: 17 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:53:46 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 107.75.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 107.75.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
46.19.43.159 attack
445/tcp 445/tcp 445/tcp...
[2019-04-25/06-22]16pkt,1pt.(tcp)
2019-06-23 11:46:36
2604:a880:400:d1::a1b:b001 attackbotsspam
[munged]::443 2604:a880:400:d1::a1b:b001 - - [23/Jun/2019:02:15:35 +0200] "POST /[munged]: HTTP/1.1" 200 6978 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 2604:a880:400:d1::a1b:b001 - - [23/Jun/2019:02:15:43 +0200] "POST /[munged]: HTTP/1.1" 200 6848 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 2604:a880:400:d1::a1b:b001 - - [23/Jun/2019:02:15:43 +0200] "POST /[munged]: HTTP/1.1" 200 6848 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 2604:a880:400:d1::a1b:b001 - - [23/Jun/2019:02:15:50 +0200] "POST /[munged]: HTTP/1.1" 200 6845 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 2604:a880:400:d1::a1b:b001 - - [23/Jun/2019:02:15:50 +0200] "POST /[munged]: HTTP/1.1" 200 6845 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 2604:a880:400:d1::a1b:b001 - - [23/Jun/2019:0
2019-06-23 11:32:59
201.122.221.164 attackbotsspam
445/tcp 445/tcp 445/tcp...
[2019-04-25/06-22]12pkt,1pt.(tcp)
2019-06-23 12:01:53
177.154.238.141 attackspambots
failed_logins
2019-06-23 11:21:16
202.29.57.103 attackspam
Port scan attempt detected by AWS-CCS, CTS, India
2019-06-23 12:00:29
104.248.56.37 attack
Lines containing failures of 104.248.56.37
Jun 23 04:43:15 f sshd[25999]: Invalid user english from 104.248.56.37 port 48382
Jun 23 04:43:15 f sshd[25999]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.56.37
Jun 23 04:43:18 f sshd[25999]: Failed password for invalid user english from 104.248.56.37 port 48382 ssh2
Jun 23 04:43:18 f sshd[25999]: Received disconnect from 104.248.56.37 port 48382:11: Bye Bye [preauth]
Jun 23 04:43:18 f sshd[25999]: Disconnected from 104.248.56.37 port 48382 [preauth]
Jun 23 04:46:34 f sshd[26058]: Invalid user id from 104.248.56.37 port 58488
Jun 23 04:46:34 f sshd[26058]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.56.37
Jun 23 04:46:36 f sshd[26058]: Failed password for invalid user id from 104.248.56.37 port 58488 ssh2
Jun 23 04:46:36 f sshd[26058]: Received disconnect from 104.248.56.37 port 58488:11: Bye Bye [preauth]
Jun 23 04:46:36 f ........
------------------------------
2019-06-23 11:46:02
188.166.161.212 attack
ports scanning
2019-06-23 11:22:10
132.148.18.214 attackspambots
[munged]::443 132.148.18.214 - - [23/Jun/2019:04:26:08 +0200] "POST /[munged]: HTTP/1.1" 401 8485 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 132.148.18.214 - - [23/Jun/2019:04:26:13 +0200] "POST /[munged]: HTTP/1.1" 401 8486 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 132.148.18.214 - - [23/Jun/2019:04:26:13 +0200] "POST /[munged]: HTTP/1.1" 401 8486 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 132.148.18.214 - - [23/Jun/2019:04:26:32 +0200] "POST /[munged]: HTTP/1.1" 401 8485 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 132.148.18.214 - - [23/Jun/2019:04:26:32 +0200] "POST /[munged]: HTTP/1.1" 401 8485 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 132.148.18.214 - - [23/Jun/2019:04:26:57 +0200] "POST /[munged]: HTTP/1.1" 401 8486 "-" "Mozilla/5.0 (X11
2019-06-23 11:18:22
193.188.22.12 attackspambots
ssh-bruteforce
2019-06-23 11:23:16
191.53.239.164 attackbots
SMTP-sasl brute force
...
2019-06-23 11:42:16
220.233.70.12 attack
Jun 22 21:47:49 gcems sshd\[25492\]: Invalid user ssh from 220.233.70.12 port 52714
Jun 22 21:47:49 gcems sshd\[25492\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.233.70.12
Jun 22 21:47:51 gcems sshd\[25492\]: Failed password for invalid user ssh from 220.233.70.12 port 52714 ssh2
Jun 22 21:55:59 gcems sshd\[25732\]: Invalid user root@admin from 220.233.70.12 port 39664
Jun 22 21:55:59 gcems sshd\[25732\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=220.233.70.12
...
2019-06-23 11:12:24
35.224.22.91 attackspam
RDP Brute-Force (Grieskirchen RZ2)
2019-06-23 11:43:09
191.53.222.47 attack
failed_logins
2019-06-23 11:25:35
110.170.40.252 attack
Jun 23 01:16:03 ms-srv sshd[7399]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=110.170.40.252
Jun 23 01:16:04 ms-srv sshd[7399]: Failed password for invalid user chou from 110.170.40.252 port 53378 ssh2
2019-06-23 11:32:13
211.145.15.130 attack
ports scanning
2019-06-23 11:24:21

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