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: Cottington Hicks Danforth

Hostname: unknown

Organization: unknown

Usage Type: Commercial

Comments:
Type Details Datetime
attackspambots
SSH brute-force: detected 6 distinct usernames within a 24-hour window.
2020-04-28 02:41:26
attackspam
Unauthorized SSH login attempts
2020-04-20 23:28:34
attackbots
Apr 10 11:14:43 ns382633 sshd\[14750\]: Invalid user ns from 50.78.106.236 port 52858
Apr 10 11:14:43 ns382633 sshd\[14750\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=50.78.106.236
Apr 10 11:14:45 ns382633 sshd\[14750\]: Failed password for invalid user ns from 50.78.106.236 port 52858 ssh2
Apr 10 11:22:24 ns382633 sshd\[16517\]: Invalid user manager from 50.78.106.236 port 39784
Apr 10 11:22:24 ns382633 sshd\[16517\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=50.78.106.236
2020-04-10 20:07:50
attackbotsspam
SSH Invalid Login
2020-04-08 08:19:10
attack
Mar 24 17:50:11 vserver sshd\[24602\]: Invalid user test from 50.78.106.236Mar 24 17:50:13 vserver sshd\[24602\]: Failed password for invalid user test from 50.78.106.236 port 51704 ssh2Mar 24 17:59:30 vserver sshd\[24693\]: Invalid user yq from 50.78.106.236Mar 24 17:59:33 vserver sshd\[24693\]: Failed password for invalid user yq from 50.78.106.236 port 47336 ssh2
...
2020-03-25 01:39:03
attack
Invalid user takamatsu from 50.78.106.236 port 34448
2020-03-19 17:47:06
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:

; <<>> DiG 9.10.3-P4-Ubuntu <<>> 50.78.106.236
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 19103
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;50.78.106.236.			IN	A

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019061002 1800 900 604800 86400

;; Query time: 2 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Tue Jun 11 12:41:59 CST 2019
;; MSG SIZE  rcvd: 117

Host info
236.106.78.50.in-addr.arpa domain name pointer 50-78-106-236-static.hfc.comcastbusiness.net.
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

Non-authoritative answer:
236.106.78.50.in-addr.arpa	name = 50-78-106-236-static.hfc.comcastbusiness.net.

Authoritative answers can be found from:

Related IP info:
Related comments:
IP Type Details Datetime
88.249.117.7 attackbotsspam
Unauthorized connection attempt detected from IP address 88.249.117.7 to port 80 [J]
2020-01-22 21:36:37
201.80.216.120 attackspambots
Unauthorized connection attempt detected from IP address 201.80.216.120 to port 23 [J]
2020-01-22 21:02:29
106.13.218.119 attack
Unauthorized connection attempt detected from IP address 106.13.218.119 to port 2220 [J]
2020-01-22 21:33:01
71.204.209.251 attackspam
Unauthorized connection attempt detected from IP address 71.204.209.251 to port 5555 [J]
2020-01-22 21:41:31
83.97.236.217 attackspam
Unauthorized connection attempt detected from IP address 83.97.236.217 to port 2220 [J]
2020-01-22 21:39:42
143.255.242.181 attackbotsspam
Unauthorized connection attempt detected from IP address 143.255.242.181 to port 8080 [J]
2020-01-22 21:27:20
79.136.252.126 attackbotsspam
Unauthorized connection attempt detected from IP address 79.136.252.126 to port 80 [J]
2020-01-22 21:14:11
189.168.234.102 attack
Unauthorized connection attempt detected from IP address 189.168.234.102 to port 22 [J]
2020-01-22 21:22:55
223.229.174.110 attack
Unauthorized connection attempt detected from IP address 223.229.174.110 to port 1433 [J]
2020-01-22 21:19:16
197.47.88.48 attack
Unauthorized connection attempt detected from IP address 197.47.88.48 to port 23 [J]
2020-01-22 21:03:28
80.191.175.119 attackbots
Unauthorized connection attempt detected from IP address 80.191.175.119 to port 1433 [J]
2020-01-22 21:41:10
123.195.99.9 attack
2020-01-22T13:51:34.516995ns386461 sshd\[11386\]: Invalid user proman from 123.195.99.9 port 38762
2020-01-22T13:51:34.521664ns386461 sshd\[11386\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123-195-99-9.dynamic.kbronet.com.tw
2020-01-22T13:51:36.710152ns386461 sshd\[11386\]: Failed password for invalid user proman from 123.195.99.9 port 38762 ssh2
2020-01-22T13:54:14.929840ns386461 sshd\[13694\]: Invalid user fd from 123.195.99.9 port 56314
2020-01-22T13:54:14.934495ns386461 sshd\[13694\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123-195-99-9.dynamic.kbronet.com.tw
...
2020-01-22 21:28:18
179.97.202.154 attackbots
Unauthorized connection attempt detected from IP address 179.97.202.154 to port 23 [J]
2020-01-22 21:25:21
218.29.200.172 attackspambots
Unauthorized connection attempt detected from IP address 218.29.200.172 to port 2220 [J]
2020-01-22 21:20:23
139.59.17.118 attackspam
Jan 22 13:51:56 sd-53420 sshd\[17564\]: Invalid user tester from 139.59.17.118
Jan 22 13:51:56 sd-53420 sshd\[17564\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.17.118
Jan 22 13:51:58 sd-53420 sshd\[17564\]: Failed password for invalid user tester from 139.59.17.118 port 47316 ssh2
Jan 22 13:53:23 sd-53420 sshd\[17780\]: User root from 139.59.17.118 not allowed because none of user's groups are listed in AllowGroups
Jan 22 13:53:23 sd-53420 sshd\[17780\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.17.118  user=root
...
2020-01-22 21:27:36

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