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 <<>> 104.21.21.20
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 56374
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.21.20.			IN	A

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

;; Query time: 150 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 18:55:16 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 20.21.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 20.21.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
112.97.180.247 attackspambots
Automatic report - Port Scan Attack
2020-03-18 02:20:27
202.137.25.8 attackbots
xmlrpc attack
2020-03-18 02:46:11
60.173.155.27 attackspambots
Telnet/23 MH Probe, Scan, BF, Hack -
2020-03-18 02:36:37
119.96.123.221 attackbots
$f2bV_matches
2020-03-18 02:34:09
43.249.232.58 attackbots
Port probing on unauthorized port 445
2020-03-18 02:20:42
89.45.226.116 attack
Mar 17 19:19:30 [host] sshd[27077]: pam_unix(sshd:
Mar 17 19:19:32 [host] sshd[27077]: Failed passwor
Mar 17 19:22:02 [host] sshd[27178]: Invalid user x
2020-03-18 02:39:41
177.139.194.62 attackbotsspam
$f2bV_matches
2020-03-18 02:45:29
82.130.251.98 attack
Chat Spam
2020-03-18 02:56:53
60.170.166.72 attackbotsspam
Telnet/23 MH Probe, Scan, BF, Hack -
2020-03-18 02:49:44
185.162.235.213 attackspambots
Automatic report BANNED IP
2020-03-18 02:31:03
106.12.43.66 attackspambots
Mar 17 19:22:15 ns381471 sshd[21543]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.43.66
Mar 17 19:22:17 ns381471 sshd[21543]: Failed password for invalid user princess from 106.12.43.66 port 52798 ssh2
2020-03-18 02:22:53
137.74.44.162 attackbots
Mar 17 19:17:56 lnxded63 sshd[1040]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=137.74.44.162
Mar 17 19:17:58 lnxded63 sshd[1040]: Failed password for invalid user jupiter from 137.74.44.162 port 59833 ssh2
Mar 17 19:21:57 lnxded63 sshd[1403]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=137.74.44.162
2020-03-18 02:43:47
111.231.33.135 attackbots
$f2bV_matches
2020-03-18 02:53:11
101.128.239.102 attackspam
Port probing on unauthorized port 23
2020-03-18 02:55:02
190.110.215.186 attackspam
Telnet/23 MH Probe, Scan, BF, Hack -
2020-03-18 02:22:30

Recently Reported IPs

104.21.21.2 238.143.210.100 104.21.21.200 104.21.21.203
104.21.21.206 104.21.21.208 104.21.21.21 59.162.123.94
104.21.21.216 93.241.181.231 104.21.21.217 104.21.21.220
104.21.21.224 104.21.21.226 104.21.21.230 59.45.223.100
104.21.21.233 104.21.21.234 170.220.97.189 104.21.21.235