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 <<>> 104.21.75.135
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 48537
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.75.135.			IN	A

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

;; Query time: 19 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:53:56 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 135.75.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 135.75.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
121.201.123.252 attackbots
Invalid user at from 121.201.123.252 port 58318
2020-03-17 14:42:12
159.65.136.141 attackspambots
Invalid user nginx from 159.65.136.141 port 41910
2020-03-17 14:44:26
194.237.30.197 attackspambots
5x Failed Password
2020-03-17 14:31:42
14.161.49.16 attackspambots
Unauthorized connection attempt from IP address 14.161.49.16 on Port 445(SMB)
2020-03-17 14:01:47
81.163.39.158 attackbotsspam
Unauthorized connection attempt from IP address 81.163.39.158 on Port 445(SMB)
2020-03-17 14:02:54
171.243.247.250 attack
Automatic report - Port Scan Attack
2020-03-17 14:18:43
106.124.131.194 attackbotsspam
Mar 17 00:16:08 ovpn sshd\[660\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.124.131.194  user=root
Mar 17 00:16:10 ovpn sshd\[660\]: Failed password for root from 106.124.131.194 port 45445 ssh2
Mar 17 00:24:01 ovpn sshd\[19169\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.124.131.194  user=root
Mar 17 00:24:03 ovpn sshd\[19169\]: Failed password for root from 106.124.131.194 port 34287 ssh2
Mar 17 00:28:31 ovpn sshd\[20290\]: Invalid user chocolate from 106.124.131.194
Mar 17 00:28:31 ovpn sshd\[20290\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.124.131.194
2020-03-17 14:48:36
190.214.76.144 attack
SSH_scan
2020-03-17 14:12:26
185.128.25.158 attackspambots
0,28-01/07 [bc01/m12] PostRequest-Spammer scoring: lisboa
2020-03-17 14:19:56
37.252.187.140 attackspam
Mar 17 06:18:45 itv-usvr-02 sshd[3065]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.252.187.140  user=root
Mar 17 06:18:47 itv-usvr-02 sshd[3065]: Failed password for root from 37.252.187.140 port 38954 ssh2
Mar 17 06:28:31 itv-usvr-02 sshd[3605]: Invalid user ito_sei from 37.252.187.140 port 53466
Mar 17 06:28:31 itv-usvr-02 sshd[3605]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.252.187.140
Mar 17 06:28:31 itv-usvr-02 sshd[3605]: Invalid user ito_sei from 37.252.187.140 port 53466
Mar 17 06:28:33 itv-usvr-02 sshd[3605]: Failed password for invalid user ito_sei from 37.252.187.140 port 53466 ssh2
2020-03-17 14:48:01
140.143.80.8 attack
Triggered: repeated knocking on closed ports.
2020-03-17 14:11:16
125.64.94.211 attackspam
scan z
2020-03-17 14:02:23
218.94.140.106 attackspam
Invalid user trung from 218.94.140.106 port 2214
2020-03-17 14:42:46
171.243.20.252 attack
Automatic report - Port Scan Attack
2020-03-17 14:35:58
61.177.144.130 attackbotsspam
Mar 17 03:38:22 haigwepa sshd[5229]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.177.144.130 
Mar 17 03:38:23 haigwepa sshd[5229]: Failed password for invalid user deployer from 61.177.144.130 port 40621 ssh2
...
2020-03-17 14:21:18

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