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 <<>> 104.21.28.20
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 6762
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.28.20.			IN	A

;; AUTHORITY SECTION:
.			524	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021801 1800 900 604800 86400

;; Query time: 136 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Feb 19 03:29:38 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 20.28.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 20.28.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
104.236.81.204 attackbotsspam
Aug 13 04:03:12 localhost sshd[24443]: Invalid user ftp from 104.236.81.204 port 34408
...
2019-08-13 05:01:15
5.59.143.43 attackspambots
proto=tcp  .  spt=55139  .  dpt=25  .     (listed on Blocklist de  Aug 12)     (777)
2019-08-13 04:59:54
212.114.57.61 attackspambots
Aug 12 21:53:59 server2 sshd\[3045\]: User root from 212.114.57.61 not allowed because not listed in AllowUsers
Aug 12 21:53:59 server2 sshd\[3047\]: Invalid user admin from 212.114.57.61
Aug 12 21:54:02 server2 sshd\[3070\]: User root from 212.114.57.61 not allowed because not listed in AllowUsers
Aug 12 21:54:02 server2 sshd\[3072\]: Invalid user admin from 212.114.57.61
Aug 12 21:54:02 server2 sshd\[3074\]: Invalid user user from 212.114.57.61
Aug 12 21:54:03 server2 sshd\[3076\]: Invalid user user from 212.114.57.61
2019-08-13 04:39:11
90.189.190.111 attackbots
Automatic report - Port Scan Attack
2019-08-13 04:54:13
36.103.245.31 attack
Reported by AbuseIPDB proxy server.
2019-08-13 05:09:52
88.204.240.249 attackbotsspam
445/tcp 445/tcp 445/tcp...
[2019-06-17/08-12]13pkt,1pt.(tcp)
2019-08-13 04:51:59
103.86.153.100 attackbots
445/tcp 445/tcp 445/tcp...
[2019-07-16/08-12]4pkt,1pt.(tcp)
2019-08-13 04:40:20
212.156.17.218 attack
Aug 12 13:48:41 plusreed sshd[19121]: Invalid user lazaro from 212.156.17.218
...
2019-08-13 05:00:22
187.44.210.246 attackspam
SPF Fail sender not permitted to send mail for @itsweb.com.br / Sent mail to target address hacked/leaked from abandonia in 2016
2019-08-13 05:04:29
121.52.150.94 attackspam
Aug 12 15:34:03 * sshd[10646]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.52.150.94
Aug 12 15:34:04 * sshd[10646]: Failed password for invalid user mqm from 121.52.150.94 port 54542 ssh2
2019-08-13 05:03:08
58.64.150.180 attackbots
445/tcp 445/tcp 445/tcp...
[2019-06-15/08-12]15pkt,1pt.(tcp)
2019-08-13 04:43:41
77.247.110.22 attack
12.08.2019 20:44:33 Connection to port 5060 blocked by firewall
2019-08-13 04:42:16
134.209.155.239 attackspam
Too many connections or unauthorized access detected from Arctic banned ip
2019-08-13 04:40:51
148.70.113.127 attack
Aug 12 22:19:10 lnxweb62 sshd[4690]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.113.127
2019-08-13 05:09:06
113.161.32.114 attackbots
445/tcp 445/tcp
[2019-07-25/08-12]2pkt
2019-08-13 05:13:31

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