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: None

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 <<>> 104.21.216.20
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 11286
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.216.20.			IN	A

;; AUTHORITY SECTION:
.			600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022040102 1800 900 604800 86400

;; Query time: 23 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Apr 01 23:16:49 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 20.216.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 20.216.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
54.37.162.36 attackspam
$f2bV_matches
2020-09-04 05:35:19
62.210.99.134 attack
ET CINS Active Threat Intelligence Poor Reputation IP group 53 - port: 3228 proto: tcp cat: Misc Attackbytes: 60
2020-09-04 05:26:56
217.182.192.217 attack
Sep 3 23:08:11 *hidden* sshd[21093]: Failed password for *hidden* from 217.182.192.217 port 42070 ssh2 Sep 3 23:08:14 *hidden* sshd[21093]: Failed password for *hidden* from 217.182.192.217 port 42070 ssh2 Sep 3 23:08:17 *hidden* sshd[21093]: Failed password for *hidden* from 217.182.192.217 port 42070 ssh2
2020-09-04 05:33:23
201.18.237.254 attack
firewall-block, port(s): 1433/tcp
2020-09-04 05:15:48
183.82.111.97 attackbotsspam
Icarus honeypot on github
2020-09-04 05:29:31
118.24.2.141 attack
$f2bV_matches
2020-09-04 05:33:48
218.92.0.133 attackspambots
[MK-VM2] SSH login failed
2020-09-04 05:11:12
51.255.172.77 attackbots
Sep  3 10:07:28 dignus sshd[25942]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.255.172.77  user=root
Sep  3 10:07:30 dignus sshd[25942]: Failed password for root from 51.255.172.77 port 42442 ssh2
Sep  3 10:11:44 dignus sshd[26596]: Invalid user monte from 51.255.172.77 port 47704
Sep  3 10:11:44 dignus sshd[26596]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.255.172.77
Sep  3 10:11:45 dignus sshd[26596]: Failed password for invalid user monte from 51.255.172.77 port 47704 ssh2
...
2020-09-04 05:32:56
222.186.180.41 attackbotsspam
Failed password for invalid user from 222.186.180.41 port 41050 ssh2
2020-09-04 05:10:39
45.237.140.1 attackspambots
Dovecot Invalid User Login Attempt.
2020-09-04 05:38:53
54.36.190.245 attackspam
2020-09-03T14:32:33.164994morrigan.ad5gb.com sshd[381566]: Invalid user system from 54.36.190.245 port 35572
2020-09-03T14:32:34.328455morrigan.ad5gb.com sshd[381566]: Failed password for invalid user system from 54.36.190.245 port 35572 ssh2
2020-09-04 05:01:44
112.85.42.185 attackbots
Sep  3 21:09:58 localhost sshd[1371269]: Failed password for root from 112.85.42.185 port 47547 ssh2
Sep  3 21:10:00 localhost sshd[1371269]: Failed password for root from 112.85.42.185 port 47547 ssh2
Sep  3 21:10:03 localhost sshd[1371269]: Failed password for root from 112.85.42.185 port 47547 ssh2
Sep  3 21:11:16 localhost sshd[1374099]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.185  user=root
Sep  3 21:11:18 localhost sshd[1374099]: Failed password for root from 112.85.42.185 port 46903 ssh2
...
2020-09-04 05:19:53
112.116.155.205 attackspam
Port scan: Attack repeated for 24 hours
2020-09-04 05:22:57
148.70.15.205 attack
Sep  3 19:23:05 vlre-nyc-1 sshd\[10387\]: Invalid user wxl from 148.70.15.205
Sep  3 19:23:05 vlre-nyc-1 sshd\[10387\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.15.205
Sep  3 19:23:07 vlre-nyc-1 sshd\[10387\]: Failed password for invalid user wxl from 148.70.15.205 port 60144 ssh2
Sep  3 19:28:39 vlre-nyc-1 sshd\[10482\]: Invalid user martina from 148.70.15.205
Sep  3 19:28:39 vlre-nyc-1 sshd\[10482\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.15.205
...
2020-09-04 05:22:43
222.186.175.150 attackbotsspam
Sep  3 18:01:23 vps46666688 sshd[17714]: Failed password for root from 222.186.175.150 port 28690 ssh2
Sep  3 18:01:35 vps46666688 sshd[17714]: error: maximum authentication attempts exceeded for root from 222.186.175.150 port 28690 ssh2 [preauth]
...
2020-09-04 05:09:30

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