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 <<>> 104.21.50.168
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 44056
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.50.168.			IN	A

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

;; Query time: 16 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:34:36 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 168.50.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 168.50.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
78.47.51.201 attack
2020-02-04T02:29:29.029683vps751288.ovh.net sshd\[12897\]: Invalid user webmaster from 78.47.51.201 port 57064
2020-02-04T02:29:29.043603vps751288.ovh.net sshd\[12897\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=static.201.51.47.78.clients.your-server.de
2020-02-04T02:29:31.413285vps751288.ovh.net sshd\[12897\]: Failed password for invalid user webmaster from 78.47.51.201 port 57064 ssh2
2020-02-04T02:31:00.159653vps751288.ovh.net sshd\[12899\]: Invalid user zabbix from 78.47.51.201 port 43678
2020-02-04T02:31:00.167143vps751288.ovh.net sshd\[12899\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=static.201.51.47.78.clients.your-server.de
2020-02-04 09:51:39
78.188.34.108 attackbots
Automatic report - Port Scan Attack
2020-02-04 09:18:12
181.223.246.66 attackbots
trying to access non-authorized port
2020-02-04 09:17:42
185.216.32.130 attackspam
Feb  4 01:04:13 v22019058497090703 sshd[13122]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.216.32.130
Feb  4 01:04:15 v22019058497090703 sshd[13122]: Failed password for invalid user pi from 185.216.32.130 port 40526 ssh2
...
2020-02-04 09:52:40
43.226.152.72 attack
Feb  4 00:05:36 web1 sshd[1659]: Invalid user rang from 43.226.152.72
Feb  4 00:05:36 web1 sshd[1659]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.226.152.72 
Feb  4 00:05:38 web1 sshd[1659]: Failed password for invalid user rang from 43.226.152.72 port 39944 ssh2
Feb  4 00:05:39 web1 sshd[1659]: Received disconnect from 43.226.152.72: 11: Bye Bye [preauth]
Feb  4 00:25:26 web1 sshd[4233]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.226.152.72  user=admin
Feb  4 00:25:28 web1 sshd[4233]: Failed password for admin from 43.226.152.72 port 54198 ssh2
Feb  4 00:25:28 web1 sshd[4233]: Received disconnect from 43.226.152.72: 11: Bye Bye [preauth]
Feb  4 00:28:58 web1 sshd[4359]: Invalid user saorah from 43.226.152.72
Feb  4 00:28:58 web1 sshd[4359]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=43.226.152.72 
Feb  4 00:29:00 web1 sshd[4359]: ........
-------------------------------
2020-02-04 09:37:12
92.126.222.172 attackspam
'IP reached maximum auth failures for a one day block'
2020-02-04 09:16:17
181.1.55.11 attack
Lines containing failures of 181.1.55.11
Feb  4 00:46:23 shared02 sshd[6011]: Invalid user supervisor from 181.1.55.11 port 59434
Feb  4 00:46:23 shared02 sshd[6011]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.1.55.11
Feb  4 00:46:25 shared02 sshd[6011]: Failed password for invalid user supervisor from 181.1.55.11 port 59434 ssh2
Feb  4 00:46:26 shared02 sshd[6011]: Connection closed by invalid user supervisor 181.1.55.11 port 59434 [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=181.1.55.11
2020-02-04 09:09:48
51.79.71.92 attack
Automatic report - Banned IP Access
2020-02-04 09:51:56
5.196.110.170 attack
$f2bV_matches
2020-02-04 09:48:21
189.122.211.35 attackspam
Automatic report - SSH Brute-Force Attack
2020-02-04 09:14:36
94.25.171.194 attackbots
Feb  4 02:13:38  sshd[32508]: Failed password for invalid user einstein from 94.25.171.194 port 22757 ssh2
2020-02-04 09:46:51
222.186.30.12 attackspam
2020-2-4 2:40:29 AM: failed ssh attempt
2020-02-04 09:43:57
190.247.105.153 attackbots
Feb  4 02:24:12 grey postfix/smtpd\[9304\]: NOQUEUE: reject: RCPT from unknown\[190.247.105.153\]: 554 5.7.1 Service unavailable\; Client host \[190.247.105.153\] blocked using dul.dnsbl.sorbs.net\; Dynamic IP Addresses See: http://www.sorbs.net/lookup.shtml\?190.247.105.153\; from=\ to=\ proto=ESMTP helo=\<153-105-247-190.fibertel.com.ar\>
...
2020-02-04 09:49:06
64.52.87.27 attack
Feb  4 01:35:38 Ubuntu-1404-trusty-64-minimal sshd\[14856\]: Invalid user ftp from 64.52.87.27
Feb  4 01:35:38 Ubuntu-1404-trusty-64-minimal sshd\[14856\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=64.52.87.27
Feb  4 01:35:40 Ubuntu-1404-trusty-64-minimal sshd\[14856\]: Failed password for invalid user ftp from 64.52.87.27 port 59464 ssh2
Feb  4 01:37:05 Ubuntu-1404-trusty-64-minimal sshd\[15249\]: Invalid user wp-user from 64.52.87.27
Feb  4 01:37:05 Ubuntu-1404-trusty-64-minimal sshd\[15249\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=64.52.87.27
2020-02-04 09:25:34
175.182.254.171 attackbots
Automatic report - Port Scan Attack
2020-02-04 09:37:33

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