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 <<>> 104.21.50.208
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 60913
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.50.208.			IN	A

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

;; Query time: 18 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:34:44 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 208.50.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 208.50.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
186.251.42.50 attackbots
Sep 12 10:51:40 web1 postfix/smtpd[11434]: warning: 186.251.42.50.jlinet.com.br[186.251.42.50]: SASL PLAIN authentication failed: authentication failure
...
2019-09-13 01:02:58
150.95.172.156 attackspam
445/tcp 445/tcp 445/tcp
[2019-07-15/09-12]3pkt
2019-09-13 01:10:59
23.92.225.228 attack
Sep 12 19:14:18 SilenceServices sshd[15189]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=23.92.225.228
Sep 12 19:14:19 SilenceServices sshd[15189]: Failed password for invalid user 1q2w3e4r from 23.92.225.228 port 44467 ssh2
Sep 12 19:20:16 SilenceServices sshd[17428]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=23.92.225.228
2019-09-13 01:52:21
122.165.149.75 attack
Sep 12 18:43:29 vps691689 sshd[25363]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.165.149.75
Sep 12 18:43:31 vps691689 sshd[25363]: Failed password for invalid user admin from 122.165.149.75 port 50006 ssh2
...
2019-09-13 01:02:03
182.103.26.196 attackbots
Sep 12 16:05:35 admin sendmail[32133]: x8CE5W29032133: [182.103.26.196] did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA
Sep 12 16:06:16 admin sendmail[32160]: x8CE6639032160: [182.103.26.196] did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA
Sep 12 16:08:19 admin sendmail[32249]: x8CE8HOT032249: [182.103.26.196] did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA
Sep 12 16:14:21 admin sendmail[624]: x8CEEKSc000624: [182.103.26.196] did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=182.103.26.196
2019-09-13 02:17:21
36.75.52.159 attackbots
SSH/22 MH Probe, BF, Hack -
2019-09-13 01:49:35
51.75.247.13 attack
Sep 12 18:48:29 mail sshd\[6136\]: Invalid user temp from 51.75.247.13 port 41908
Sep 12 18:48:29 mail sshd\[6136\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.247.13
Sep 12 18:48:31 mail sshd\[6136\]: Failed password for invalid user temp from 51.75.247.13 port 41908 ssh2
Sep 12 18:53:43 mail sshd\[6722\]: Invalid user admin from 51.75.247.13 port 44230
Sep 12 18:53:43 mail sshd\[6722\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.247.13
2019-09-13 01:06:36
220.89.192.137 attack
23/tcp 60001/tcp...
[2019-08-19/09-12]7pkt,2pt.(tcp)
2019-09-13 01:46:26
74.208.252.136 attack
Sep 12 18:56:00 MK-Soft-Root2 sshd\[17865\]: Invalid user ftptest from 74.208.252.136 port 42628
Sep 12 18:56:00 MK-Soft-Root2 sshd\[17865\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=74.208.252.136
Sep 12 18:56:02 MK-Soft-Root2 sshd\[17865\]: Failed password for invalid user ftptest from 74.208.252.136 port 42628 ssh2
...
2019-09-13 02:14:46
197.247.38.139 attackspambots
Sep 12 10:09:57 newdogma sshd[7573]: Invalid user ubuntu from 197.247.38.139 port 42674
Sep 12 10:09:57 newdogma sshd[7573]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=197.247.38.139
Sep 12 10:09:58 newdogma sshd[7573]: Failed password for invalid user ubuntu from 197.247.38.139 port 42674 ssh2
Sep 12 10:09:59 newdogma sshd[7573]: Received disconnect from 197.247.38.139 port 42674:11: Bye Bye [preauth]
Sep 12 10:09:59 newdogma sshd[7573]: Disconnected from 197.247.38.139 port 42674 [preauth]
Sep 12 10:29:22 newdogma sshd[7673]: Invalid user alex from 197.247.38.139 port 50976
Sep 12 10:29:22 newdogma sshd[7673]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=197.247.38.139
Sep 12 10:29:24 newdogma sshd[7673]: Failed password for invalid user alex from 197.247.38.139 port 50976 ssh2
Sep 12 10:29:24 newdogma sshd[7673]: Received disconnect from 197.247.38.139 port 50976:11: Bye Bye [prea........
-------------------------------
2019-09-13 01:15:02
189.91.3.42 attack
Sep 12 10:51:34 web1 postfix/smtpd[11434]: warning: unknown[189.91.3.42]: SASL PLAIN authentication failed: authentication failure
...
2019-09-13 01:13:24
187.108.54.125 attack
Sep 12 16:12:43 tamoto postfix/smtpd[6844]: connect from ip-187-108-54-125.isp.valenet.com.br[187.108.54.125]
Sep 12 16:12:46 tamoto postfix/smtpd[6844]: warning: ip-187-108-54-125.isp.valenet.com.br[187.108.54.125]: SASL CRAM-MD5 authentication failed: authentication failure
Sep 12 16:12:47 tamoto postfix/smtpd[6844]: warning: ip-187-108-54-125.isp.valenet.com.br[187.108.54.125]: SASL PLAIN authentication failed: authentication failure
Sep 12 16:12:48 tamoto postfix/smtpd[6844]: warning: ip-187-108-54-125.isp.valenet.com.br[187.108.54.125]: SASL LOGIN authentication failed: authentication failure


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=187.108.54.125
2019-09-13 02:02:41
46.8.146.12 attackbotsspam
12.09.2019 16:51:34 - RDP Login Fail Detected by 
https://www.elinox.de/RDP-Wächter
2019-09-13 01:25:01
78.136.95.189 attackbotsspam
Sep 12 12:47:43 vps200512 sshd\[10985\]: Invalid user qwerty from 78.136.95.189
Sep 12 12:47:43 vps200512 sshd\[10985\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=78.136.95.189
Sep 12 12:47:45 vps200512 sshd\[10985\]: Failed password for invalid user qwerty from 78.136.95.189 port 56944 ssh2
Sep 12 12:54:48 vps200512 sshd\[11129\]: Invalid user teamspeak from 78.136.95.189
Sep 12 12:54:48 vps200512 sshd\[11129\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=78.136.95.189
2019-09-13 01:12:24
128.199.154.60 attackbots
Sep 12 18:27:19 eventyay sshd[6767]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.154.60
Sep 12 18:27:21 eventyay sshd[6767]: Failed password for invalid user mysql from 128.199.154.60 port 36480 ssh2
Sep 12 18:34:00 eventyay sshd[6971]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.154.60
...
2019-09-13 00:49:12

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