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 <<>> 104.21.92.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 6647
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.92.21.			IN	A

;; AUTHORITY SECTION:
.			22	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 21 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:16:09 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 21.92.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.92.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
190.193.43.215 attack
Nov  9 19:55:15 xb0 sshd[11911]: Failed password for invalid user ghost from 190.193.43.215 port 43545 ssh2
Nov  9 19:55:15 xb0 sshd[11911]: Received disconnect from 190.193.43.215: 11: Bye Bye [preauth]
Nov  9 20:07:46 xb0 sshd[27028]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.193.43.215  user=r.r
Nov  9 20:07:48 xb0 sshd[27028]: Failed password for r.r from 190.193.43.215 port 53268 ssh2
Nov  9 20:07:48 xb0 sshd[27028]: Received disconnect from 190.193.43.215: 11: Bye Bye [preauth]
Nov  9 20:12:44 xb0 sshd[27920]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.193.43.215  user=r.r
Nov  9 20:12:45 xb0 sshd[27920]: Failed password for r.r from 190.193.43.215 port 44620 ssh2
Nov  9 20:12:45 xb0 sshd[27920]: Received disconnect from 190.193.43.215: 11: Bye Bye [preauth]
Nov  9 20:17:47 xb0 sshd[26195]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ru........
-------------------------------
2019-11-11 01:08:07
88.189.129.225 attack
TCP Port Scanning
2019-11-11 00:51:20
78.46.55.126 attackspam
Wordpress bruteforce
2019-11-11 01:21:14
61.186.136.36 attackspambots
Brute force attempt
2019-11-11 00:49:13
35.170.203.107 attackspambots
TCP Port Scanning
2019-11-11 01:27:01
45.143.220.40 attackbots
TCP Port Scanning
2019-11-11 01:15:24
188.166.77.159 attackbotsspam
2019-11-10T16:39:43.412672abusebot-7.cloudsearch.cf sshd\[13184\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.166.77.159  user=root
2019-11-11 01:11:52
172.126.62.47 attackbotsspam
Nov 10 17:36:42 markkoudstaal sshd[28812]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=172.126.62.47
Nov 10 17:36:45 markkoudstaal sshd[28812]: Failed password for invalid user 12345 from 172.126.62.47 port 59618 ssh2
Nov 10 17:40:43 markkoudstaal sshd[29223]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=172.126.62.47
2019-11-11 00:59:28
69.196.133.238 attackbotsspam
TCP Port Scanning
2019-11-11 01:17:42
196.9.24.40 attack
2019-11-10T16:42:55.276997shield sshd\[20956\]: Invalid user cta from 196.9.24.40 port 40716
2019-11-10T16:42:55.281234shield sshd\[20956\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=196.9.24.40
2019-11-10T16:42:56.713501shield sshd\[20956\]: Failed password for invalid user cta from 196.9.24.40 port 40716 ssh2
2019-11-10T16:47:42.864551shield sshd\[21715\]: Invalid user 111111 from 196.9.24.40 port 49826
2019-11-10T16:47:42.868659shield sshd\[21715\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=196.9.24.40
2019-11-11 01:00:08
45.227.253.141 attackbotsspam
Nov 10 17:50:17 relay postfix/smtpd\[29755\]: warning: unknown\[45.227.253.141\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 10 17:51:34 relay postfix/smtpd\[29755\]: warning: unknown\[45.227.253.141\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 10 17:51:41 relay postfix/smtpd\[29757\]: warning: unknown\[45.227.253.141\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 10 17:51:43 relay postfix/smtpd\[992\]: warning: unknown\[45.227.253.141\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Nov 10 17:52:04 relay postfix/smtpd\[29757\]: warning: unknown\[45.227.253.141\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2019-11-11 00:59:55
129.28.153.112 attackbotsspam
Nov 10 18:26:09 sticky sshd\[30804\]: Invalid user parts from 129.28.153.112 port 60786
Nov 10 18:26:09 sticky sshd\[30804\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.28.153.112
Nov 10 18:26:11 sticky sshd\[30804\]: Failed password for invalid user parts from 129.28.153.112 port 60786 ssh2
Nov 10 18:31:41 sticky sshd\[30929\]: Invalid user operator from 129.28.153.112 port 39594
Nov 10 18:31:41 sticky sshd\[30929\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.28.153.112
...
2019-11-11 01:34:33
121.184.64.15 attackspambots
Repeated brute force against a port
2019-11-11 01:22:18
126.49.120.76 attackbots
Unauthorised access (Nov 10) SRC=126.49.120.76 LEN=40 PREC=0x20 TTL=42 ID=32667 TCP DPT=8080 WINDOW=63349 SYN 
Unauthorised access (Nov 10) SRC=126.49.120.76 LEN=40 PREC=0x20 TTL=42 ID=214 TCP DPT=8080 WINDOW=63349 SYN 
Unauthorised access (Nov  8) SRC=126.49.120.76 LEN=40 PREC=0x20 TTL=42 ID=54172 TCP DPT=8080 WINDOW=63349 SYN 
Unauthorised access (Nov  5) SRC=126.49.120.76 LEN=40 PREC=0x20 TTL=42 ID=20949 TCP DPT=8080 WINDOW=63349 SYN
2019-11-11 00:57:58
183.192.122.72 attack
Automatic report - Port Scan
2019-11-11 00:50:10

Recently Reported IPs

104.21.92.205 104.21.92.213 104.21.92.211 104.21.92.212
104.21.92.214 69.74.75.2 104.21.92.215 104.21.92.216
104.21.92.223 104.21.92.22 104.21.92.217 104.21.92.218
104.21.92.221 104.21.92.227 104.21.92.224 104.21.92.225
104.21.92.226 104.21.92.228 104.21.92.229 104.21.92.234