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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.9.163
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 11263
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.9.163.			IN	A

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

;; Query time: 25 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:12:34 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 163.9.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 163.9.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
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134.209.23.235 attack
Unauthorized connection attempt detected from IP address 134.209.23.235 to port 23
2020-07-23 06:35:01
165.227.86.14 attackspambots
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2020-07-23 06:57:55
110.82.86.123 attackbots
Unauthorized connection attempt detected from IP address 110.82.86.123 to port 80
2020-07-23 06:35:40
177.94.228.39 attackbotsspam
Unauthorized connection attempt detected from IP address 177.94.228.39 to port 23
2020-07-23 06:31:57
218.92.0.148 attackbotsspam
Jul 23 00:42:54 vps sshd[308374]: Failed password for root from 218.92.0.148 port 29833 ssh2
Jul 23 00:42:57 vps sshd[308374]: Failed password for root from 218.92.0.148 port 29833 ssh2
Jul 23 00:42:59 vps sshd[308879]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.148  user=root
Jul 23 00:43:01 vps sshd[308879]: Failed password for root from 218.92.0.148 port 52343 ssh2
Jul 23 00:43:03 vps sshd[308879]: Failed password for root from 218.92.0.148 port 52343 ssh2
...
2020-07-23 06:46:39
220.180.104.130 attack
Unauthorized connection attempt detected from IP address 220.180.104.130 to port 1433
2020-07-23 06:27:18
179.229.78.212 attackspam
Unauthorized connection attempt detected from IP address 179.229.78.212 to port 22
2020-07-23 06:50:42
45.83.66.150 attackspambots
Unauthorized connection attempt detected from IP address 45.83.66.150 to port 443
2020-07-23 06:44:11
114.93.104.164 attackspambots
Unauthorized connection attempt detected from IP address 114.93.104.164 to port 5555
2020-07-23 06:54:55
49.233.157.204 attackspambots
Jul 23 00:46:09 ns382633 sshd\[24626\]: Invalid user zch from 49.233.157.204 port 43096
Jul 23 00:46:09 ns382633 sshd\[24626\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.233.157.204
Jul 23 00:46:11 ns382633 sshd\[24626\]: Failed password for invalid user zch from 49.233.157.204 port 43096 ssh2
Jul 23 00:55:42 ns382633 sshd\[26289\]: Invalid user khs from 49.233.157.204 port 54866
Jul 23 00:55:42 ns382633 sshd\[26289\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.233.157.204
2020-07-23 06:55:49
177.11.136.6 attackbots
Unauthorized connection attempt detected from IP address 177.11.136.6 to port 8080
2020-07-23 06:32:43
185.53.88.63 attack
Fail2Ban Ban Triggered
2020-07-23 06:22:03

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