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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.52.163
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 47522
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.52.163.			IN	A

;; AUTHORITY SECTION:
.			103	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 18 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 23:47:37 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 163.52.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 163.52.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
202.131.152.2 attackbotsspam
2020-07-24T19:53:00.2312431495-001 sshd[3208]: Invalid user ubuntu from 202.131.152.2 port 46599
2020-07-24T19:53:02.5508331495-001 sshd[3208]: Failed password for invalid user ubuntu from 202.131.152.2 port 46599 ssh2
2020-07-24T19:56:16.6220281495-001 sshd[3631]: Invalid user debian from 202.131.152.2 port 42802
2020-07-24T19:56:16.6253931495-001 sshd[3631]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.131.152.2
2020-07-24T19:56:16.6220281495-001 sshd[3631]: Invalid user debian from 202.131.152.2 port 42802
2020-07-24T19:56:19.1820411495-001 sshd[3631]: Failed password for invalid user debian from 202.131.152.2 port 42802 ssh2
...
2020-07-25 08:27:00
218.21.240.24 attackspambots
Jul 25 00:21:08 vpn01 sshd[18067]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.21.240.24
Jul 25 00:21:10 vpn01 sshd[18067]: Failed password for invalid user awx from 218.21.240.24 port 53590 ssh2
...
2020-07-25 08:24:57
129.211.99.254 attackbotsspam
Jul 25 01:26:51 vpn01 sshd[19657]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.99.254
Jul 25 01:26:53 vpn01 sshd[19657]: Failed password for invalid user shang from 129.211.99.254 port 57640 ssh2
...
2020-07-25 08:12:53
157.43.193.120 attackbots
Unauthorized connection attempt from IP address 157.43.193.120 on Port 445(SMB)
2020-07-25 08:01:47
156.96.105.48 attackbots
$f2bV_matches
2020-07-25 08:02:11
87.61.93.3 attack
Ssh brute force
2020-07-25 08:00:10
31.129.173.162 attackbotsspam
Jul 25 00:00:37 vps639187 sshd\[7747\]: Invalid user tony from 31.129.173.162 port 50192
Jul 25 00:00:37 vps639187 sshd\[7747\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=31.129.173.162
Jul 25 00:00:39 vps639187 sshd\[7747\]: Failed password for invalid user tony from 31.129.173.162 port 50192 ssh2
...
2020-07-25 08:03:58
195.70.59.121 attackspambots
Jul 24 02:16:28 XXX sshd[24203]: Invalid user chenpq from 195.70.59.121 port 34150
2020-07-25 08:27:59
202.105.98.210 attackbotsspam
Triggered by Fail2Ban at Ares web server
2020-07-25 08:27:19
200.122.249.203 attackspambots
Invalid user lwy from 200.122.249.203 port 36985
2020-07-25 08:05:49
162.241.97.7 attackbotsspam
Scanned 3 times in the last 24 hours on port 22
2020-07-25 08:33:04
187.236.15.62 attack
Invalid user omd from 187.236.15.62 port 1689
2020-07-25 08:29:50
187.189.37.174 attack
Jul 25 02:27:17 vps647732 sshd[13674]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.189.37.174
Jul 25 02:27:20 vps647732 sshd[13674]: Failed password for invalid user ma from 187.189.37.174 port 45755 ssh2
...
2020-07-25 08:30:03
168.138.221.133 attack
Invalid user wmg from 168.138.221.133 port 55522
2020-07-25 08:00:56
49.245.109.70 attackbots
Invalid user user from 49.245.109.70 port 42032
2020-07-25 08:22:23

Recently Reported IPs

104.21.52.161 104.21.52.166 23.106.13.8 104.21.52.168
104.21.52.172 104.21.52.174 104.21.52.177 104.21.52.181
104.21.52.183 104.21.52.186 104.21.52.188 104.21.52.19
104.21.52.193 104.21.52.197 104.21.52.199 185.83.160.98
104.21.52.2 104.21.52.200 104.21.52.201 104.21.52.202