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 <<>> 104.21.28.47
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 6296
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.28.47.			IN	A

;; AUTHORITY SECTION:
.			121	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021602 1800 900 604800 86400

;; Query time: 25 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 09:18:00 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 47.28.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 47.28.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
36.255.223.8 attackspam
Sep 13 03:13:13 vlre-nyc-1 sshd\[25742\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.255.223.8  user=root
Sep 13 03:13:15 vlre-nyc-1 sshd\[25742\]: Failed password for root from 36.255.223.8 port 55110 ssh2
Sep 13 03:16:37 vlre-nyc-1 sshd\[25800\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.255.223.8  user=root
Sep 13 03:16:39 vlre-nyc-1 sshd\[25800\]: Failed password for root from 36.255.223.8 port 36344 ssh2
Sep 13 03:19:15 vlre-nyc-1 sshd\[25857\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.255.223.8  user=root
...
2020-09-13 16:38:59
103.237.58.156 attackspam
failed_logins
2020-09-13 16:19:33
5.132.115.161 attackspambots
Sep 13 09:10:27 jane sshd[13823]: Failed password for root from 5.132.115.161 port 56374 ssh2
...
2020-09-13 16:29:48
140.143.193.52 attackspam
Automatic Fail2ban report - Trying login SSH
2020-09-13 16:55:01
159.65.184.79 attack
Automatic report - Banned IP Access
2020-09-13 16:32:46
35.241.117.11 attack
Sep 13 08:14:45 fhem-rasp sshd[10954]: Failed password for root from 35.241.117.11 port 45132 ssh2
Sep 13 08:14:46 fhem-rasp sshd[10954]: Disconnected from authenticating user root 35.241.117.11 port 45132 [preauth]
...
2020-09-13 16:36:18
51.75.249.224 attackbots
5x Failed Password
2020-09-13 16:23:44
49.233.147.108 attack
IP blocked
2020-09-13 16:55:26
211.141.234.16 attack
IP was detected trying to Brute-Force SSH, FTP, Web Apps, Port-Scan or Hacking.
2020-09-13 16:20:23
13.85.152.27 attackspam
Cowrie Honeypot: 3 unauthorised SSH/Telnet login attempts between 2020-09-13T07:34:04Z and 2020-09-13T07:34:11Z
2020-09-13 16:48:24
106.53.249.204 attackbotsspam
Sep 13 08:19:12 mx sshd[656417]: Failed password for invalid user user from 106.53.249.204 port 37318 ssh2
Sep 13 08:23:00 mx sshd[656470]: Invalid user admin from 106.53.249.204 port 22169
Sep 13 08:23:00 mx sshd[656470]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.53.249.204 
Sep 13 08:23:00 mx sshd[656470]: Invalid user admin from 106.53.249.204 port 22169
Sep 13 08:23:02 mx sshd[656470]: Failed password for invalid user admin from 106.53.249.204 port 22169 ssh2
...
2020-09-13 16:56:12
119.29.128.126 attackspam
Sep 13 06:43:49 root sshd[976]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.29.128.126 
...
2020-09-13 16:24:32
167.250.96.145 attackspam
Autoban   167.250.96.145 AUTH/CONNECT
2020-09-13 16:30:51
49.88.112.116 attackspambots
Sep 13 05:59:13 root sshd[22708]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.116  user=root
Sep 13 05:59:15 root sshd[22708]: Failed password for root from 49.88.112.116 port 38155 ssh2
Sep 13 05:59:17 root sshd[22708]: Failed password for root from 49.88.112.116 port 38155 ssh2
Sep 13 05:59:20 root sshd[22708]: Failed password for root from 49.88.112.116 port 38155 ssh2
...
2020-09-13 16:29:34
106.53.20.166 attack
Sep 13 04:54:37 ws22vmsma01 sshd[21862]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.53.20.166
Sep 13 04:54:39 ws22vmsma01 sshd[21862]: Failed password for invalid user admin from 106.53.20.166 port 39610 ssh2
...
2020-09-13 16:33:09

Recently Reported IPs

104.21.28.30 106.100.2.201 104.21.28.6 104.21.28.67
104.21.28.88 104.21.29.108 100.190.209.192 104.21.29.139
104.21.29.144 211.64.26.195 104.21.29.164 104.21.29.167
104.21.29.177 104.21.29.2 104.21.29.230 166.175.187.198
104.21.29.238 104.21.29.250 104.21.29.252 104.21.29.35