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 <<>> 104.21.50.171
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 38501
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.50.171.			IN	A

;; AUTHORITY SECTION:
.			418	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 65 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 23:31:51 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 171.50.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 171.50.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
109.252.231.164 attackspam
SSH Brute-Force attacks
2019-09-25 03:40:39
197.234.132.115 attackbots
Sep 24 15:43:11 v22019058497090703 sshd[18991]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=197.234.132.115
Sep 24 15:43:13 v22019058497090703 sshd[18991]: Failed password for invalid user bian from 197.234.132.115 port 58996 ssh2
Sep 24 15:49:32 v22019058497090703 sshd[19483]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=197.234.132.115
...
2019-09-25 03:12:26
139.59.20.248 attackspambots
Sep 24 19:20:54 SilenceServices sshd[17199]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.20.248
Sep 24 19:20:56 SilenceServices sshd[17199]: Failed password for invalid user cycle from 139.59.20.248 port 54016 ssh2
Sep 24 19:25:41 SilenceServices sshd[18470]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.20.248
2019-09-25 03:12:48
222.186.42.15 attack
2019-09-25T02:28:57.054944enmeeting.mahidol.ac.th sshd\[9578\]: User root from 222.186.42.15 not allowed because not listed in AllowUsers
2019-09-25T02:28:57.427743enmeeting.mahidol.ac.th sshd\[9578\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.15  user=root
2019-09-25T02:28:59.352464enmeeting.mahidol.ac.th sshd\[9578\]: Failed password for invalid user root from 222.186.42.15 port 25462 ssh2
...
2019-09-25 03:29:11
76.10.128.88 attack
Sep 24 21:23:27 s64-1 sshd[5842]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=76.10.128.88
Sep 24 21:23:29 s64-1 sshd[5842]: Failed password for invalid user honey from 76.10.128.88 port 49010 ssh2
Sep 24 21:27:27 s64-1 sshd[5938]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=76.10.128.88
...
2019-09-25 03:30:47
69.130.120.228 attack
postfix (unknown user, SPF fail or relay access denied)
2019-09-25 03:27:44
218.78.72.97 attackspambots
Try access to SMTP/POP/IMAP server.
2019-09-25 03:06:14
54.161.8.201 attack
REQUESTED PAGE: /TP/public/index.php
2019-09-25 03:10:40
37.24.118.239 attack
Sep 24 20:51:12 XXX sshd[52277]: Invalid user ofsaa from 37.24.118.239 port 44100
2019-09-25 03:52:50
195.154.150.58 attackspambots
RDP Bruteforce
2019-09-25 03:14:57
103.133.176.184 attackspambots
Sep 24 12:37:23 marvibiene sshd[19597]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.133.176.184  user=root
Sep 24 12:37:25 marvibiene sshd[19597]: Failed password for root from 103.133.176.184 port 44940 ssh2
Sep 24 12:37:25 marvibiene sshd[19597]: error: Received disconnect from 103.133.176.184 port 44940:3: com.jcraft.jsch.JSchException: Auth fail [preauth]
Sep 24 12:37:23 marvibiene sshd[19597]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.133.176.184  user=root
Sep 24 12:37:25 marvibiene sshd[19597]: Failed password for root from 103.133.176.184 port 44940 ssh2
Sep 24 12:37:25 marvibiene sshd[19597]: error: Received disconnect from 103.133.176.184 port 44940:3: com.jcraft.jsch.JSchException: Auth fail [preauth]
...
2019-09-25 03:47:35
148.70.26.85 attack
Sep 24 04:06:02 tdfoods sshd\[11519\]: Invalid user jupyter from 148.70.26.85
Sep 24 04:06:02 tdfoods sshd\[11519\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.26.85
Sep 24 04:06:04 tdfoods sshd\[11519\]: Failed password for invalid user jupyter from 148.70.26.85 port 50542 ssh2
Sep 24 04:12:56 tdfoods sshd\[12261\]: Invalid user administrador from 148.70.26.85
Sep 24 04:12:56 tdfoods sshd\[12261\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.26.85
2019-09-25 03:32:51
112.85.42.237 attackbots
2019-09-24T18:57:23.157413abusebot-2.cloudsearch.cf sshd\[12556\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.237  user=root
2019-09-25 03:14:41
220.247.174.14 attack
Too many connections or unauthorized access detected from Arctic banned ip
2019-09-25 03:54:10
61.76.108.122 attackspambots
Fail2Ban - FTP Abuse Attempt
2019-09-25 03:22:44

Recently Reported IPs

104.21.50.170 104.21.50.177 104.21.50.180 104.21.50.184
104.21.50.185 104.21.50.187 104.21.50.189 104.21.50.192
104.21.50.194 104.21.50.195 146.241.37.181 104.21.50.197
104.21.50.2 104.21.50.20 104.21.50.202 104.21.50.203
104.21.50.205 104.21.50.209 104.21.50.211 104.21.50.213