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 <<>> 104.21.50.56
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 32116
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.50.56.			IN	A

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

;; Query time: 61 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 23:35:35 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 56.50.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 56.50.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
80.11.200.161 attackspambots
Sep 30 10:28:24 our-server-hostname postfix/smtpd[10063]: connect from unknown[80.11.200.161]
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep 30 10:28:41 our-server-hostname postfix/smtpd[10063]: lost connection after RCPT from unknown[80.11.200.161]
Sep 30 10:28:41 our-server-hostname postfix/smtpd[10063]: disconnect from unknown[80.11.200.161]
Sep 30 10:28:55 our-server-hostname postfix/smtpd[20850]: connect from unknown[80.11.200.161]
Sep x@x
Sep x@x


........
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https://www.blocklist.de/en/view.html?ip=80.11.200.161
2019-10-04 16:53:17
104.131.93.33 attackspambots
SSH authentication failure x 6 reported by Fail2Ban
...
2019-10-04 16:38:53
186.249.209.194 attackbotsspam
Oct  2 22:26:52 our-server-hostname postfix/smtpd[14142]: connect from unknown[186.249.209.194]
Oct x@x
Oct x@x
Oct x@x
Oct x@x
Oct x@x
Oct x@x
Oct x@x
Oct x@x
Oct x@x
Oct x@x
Oct x@x


........
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https://www.blocklist.de/en/view.html?ip=186.249.209.194
2019-10-04 17:11:03
106.0.6.33 attackbots
Unauthorized connection attempt from IP address 106.0.6.33 on Port 445(SMB)
2019-10-04 16:42:24
118.48.211.197 attack
Oct  4 10:48:12 meumeu sshd[14611]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.48.211.197 
Oct  4 10:48:14 meumeu sshd[14611]: Failed password for invalid user 123Outlook from 118.48.211.197 port 37198 ssh2
Oct  4 10:52:25 meumeu sshd[15121]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.48.211.197 
...
2019-10-04 17:05:19
163.172.72.190 attackbotsspam
Oct  4 10:16:15 rotator sshd\[5882\]: Invalid user Pa$$wort from 163.172.72.190Oct  4 10:16:17 rotator sshd\[5882\]: Failed password for invalid user Pa$$wort from 163.172.72.190 port 37934 ssh2Oct  4 10:20:20 rotator sshd\[6674\]: Invalid user Italy2017 from 163.172.72.190Oct  4 10:20:22 rotator sshd\[6674\]: Failed password for invalid user Italy2017 from 163.172.72.190 port 50688 ssh2Oct  4 10:24:09 rotator sshd\[6718\]: Invalid user !@\#QAZ from 163.172.72.190Oct  4 10:24:11 rotator sshd\[6718\]: Failed password for invalid user !@\#QAZ from 163.172.72.190 port 35116 ssh2
...
2019-10-04 16:52:04
138.36.96.46 attackspambots
Oct  4 10:27:57 vps691689 sshd[20125]: Failed password for root from 138.36.96.46 port 42016 ssh2
Oct  4 10:33:31 vps691689 sshd[20255]: Failed password for root from 138.36.96.46 port 54046 ssh2
...
2019-10-04 16:41:30
165.227.11.173 attackbotsspam
Nov 30 03:22:34 server6 sshd[4166]: reveeclipse mapping checking getaddrinfo for 209310.cloudwaysapps.com [165.227.11.173] failed - POSSIBLE BREAK-IN ATTEMPT!
Nov 30 03:22:35 server6 sshd[4166]: Failed password for invalid user tecnici from 165.227.11.173 port 45351 ssh2
Nov 30 03:22:35 server6 sshd[4166]: Received disconnect from 165.227.11.173: 11: Bye Bye [preauth]
Nov 30 04:42:27 server6 sshd[30609]: reveeclipse mapping checking getaddrinfo for 209310.cloudwaysapps.com [165.227.11.173] failed - POSSIBLE BREAK-IN ATTEMPT!
Nov 30 04:42:29 server6 sshd[30609]: Failed password for invalid user ts3 from 165.227.11.173 port 38217 ssh2
Nov 30 04:42:29 server6 sshd[30609]: Received disconnect from 165.227.11.173: 11: Bye Bye [preauth]
Nov 30 06:00:31 server6 sshd[3014]: reveeclipse mapping checking getaddrinfo for 209310.cloudwaysapps.com [165.227.11.17
.... truncated .... 
reauth]
Dec  1 20:01:30 server6 sshd[18427]: reveeclipse mapping checking getaddrinfo for 209310.clou........
-------------------------------
2019-10-04 17:17:30
145.239.91.88 attackbotsspam
Oct  4 09:37:54 cp sshd[27439]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=145.239.91.88
2019-10-04 16:47:01
51.38.231.249 attack
Oct  4 05:48:22 MK-Soft-VM7 sshd[19793]: Failed password for root from 51.38.231.249 port 32982 ssh2
...
2019-10-04 17:24:31
51.255.49.92 attackbots
Oct  3 18:45:33 hanapaa sshd\[6804\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=92.ip-51-255-49.eu  user=root
Oct  3 18:45:35 hanapaa sshd\[6804\]: Failed password for root from 51.255.49.92 port 51316 ssh2
Oct  3 18:49:38 hanapaa sshd\[7176\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=92.ip-51-255-49.eu  user=root
Oct  3 18:49:40 hanapaa sshd\[7176\]: Failed password for root from 51.255.49.92 port 43812 ssh2
Oct  3 18:53:41 hanapaa sshd\[7530\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=92.ip-51-255-49.eu  user=root
2019-10-04 17:08:29
185.36.81.16 attackbotsspam
Rude login attack (7 tries in 1d)
2019-10-04 16:52:51
195.9.192.50 attackspam
Sep 30 14:29:58 our-server-hostname postfix/smtpd[6587]: connect from unknown[195.9.192.50]
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x
Sep x@x


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=195.9.192.50
2019-10-04 16:59:48
181.174.166.45 attackbotsspam
Oct  3 19:41:33 localhost kernel: [3883912.891734] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:aa:c1:08:00 SRC=181.174.166.45 DST=[mungedIP2] LEN=40 TOS=0x08 PREC=0x20 TTL=78 ID=56969 DF PROTO=TCP SPT=64273 DPT=22 WINDOW=29200 RES=0x00 SYN URGP=0 
Oct  3 19:41:33 localhost kernel: [3883912.891763] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:aa:c1:08:00 SRC=181.174.166.45 DST=[mungedIP2] LEN=40 TOS=0x08 PREC=0x20 TTL=78 ID=56969 DF PROTO=TCP SPT=64273 DPT=22 SEQ=4126515409 ACK=0 WINDOW=29200 RES=0x00 SYN URGP=0 
Oct  3 23:52:44 localhost kernel: [3898982.992282] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:aa:c1:08:00 SRC=181.174.166.45 DST=[mungedIP2] LEN=40 TOS=0x08 PREC=0x20 TTL=64 ID=21765 DF PROTO=TCP SPT=55083 DPT=22 WINDOW=29200 RES=0x00 SYN URGP=0 
Oct  3 23:52:44 localhost kernel: [3898982.992322] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:aa:c1:08:00 SRC=181.174.166.45 DST=[mungedIP2] LEN=40 TOS=0x
2019-10-04 17:12:42
168.194.248.156 attack
Oct  2 00:40:53 lvps5-35-247-183 postfix/smtpd[19246]: connect from 168-194-248-156.unikanet.net.br[168.194.248.156]
Oct x@x
Oct x@x
Oct x@x
Oct  2 00:41:00 lvps5-35-247-183 postfix/smtpd[19246]: lost connection after RCPT from 168-194-248-156.unikanet.net.br[168.194.248.156]
Oct  2 00:41:00 lvps5-35-247-183 postfix/smtpd[19246]: disconnect from 168-194-248-156.unikanet.net.br[168.194.248.156]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=168.194.248.156
2019-10-04 17:23:18

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