Unauthorized connection attempt from IP address 183.167.231.206 on Port 143(IMAP)

Feb 28 15:02:18 lnxded63 sshd[24108]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.128.218.56
Feb 28 15:02:18 lnxded63 sshd[24108]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.128.218.56

(From eric@talkwithwebvisitor.com) Cool website!

My name’s Eric, and I just found your site - christianchiropractic.net - while surfing the net. You showed up at the top of the search results, so I checked you out. Looks like what you’re doing is pretty cool.
 
But if you don’t mind me asking – after someone like me stumbles across christianchiropractic.net, what usually happens?

Is your site generating leads for your business? 
 
I’m guessing some, but I also bet you’d like more… studies show that 7 out 10 who land on a site wind up leaving without a trace.

Not good.

Here’s a thought – what if there was an easy way for every visitor to “raise their hand” to get a phone call from you INSTANTLY… the second they hit your site and said, “call me now.”

You can –
  
Talk With Web Visitor is a software widget that’s works on your site, ready to capture any visitor’s Name, Email address and Phone Number.  It lets you know IMMEDIATELY – so that you can talk to that lead while they’re literally lo

Feb 28 15:04:44 eventyay sshd[12542]: Failed password for root from 222.186.175.220 port 43858 ssh2
Feb 28 15:04:57 eventyay sshd[12542]: error: maximum authentication attempts exceeded for root from 222.186.175.220 port 43858 ssh2 [preauth]
Feb 28 15:05:09 eventyay sshd[12545]: Failed password for root from 222.186.175.220 port 57454 ssh2
...

Feb 28 14:33:09 grey postfix/smtpd\[20672\]: NOQUEUE: reject: RCPT from unknown\[122.40.254.94\]: 554 5.7.1 Service unavailable\; Client host \[122.40.254.94\] blocked using bl.spamcop.net\; Blocked - see https://www.spamcop.net/bl.shtml\?122.40.254.94\; from=\ to=\ proto=ESMTP helo=\<\[122.40.254.94\]\>
...

35.240.189.61 - - \[28/Feb/2020:14:33:03 +0100\] "POST /wp-login.php HTTP/1.0" 200 6997 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
35.240.189.61 - - \[28/Feb/2020:14:33:06 +0100\] "POST /wp-login.php HTTP/1.0" 200 6864 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
35.240.189.61 - - \[28/Feb/2020:14:33:09 +0100\] "POST /wp-login.php HTTP/1.0" 200 6860 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"

Feb 28 10:12:25 server sshd\[7555\]: Failed password for invalid user minecraft from 149.202.55.18 port 57386 ssh2
Feb 28 16:24:04 server sshd\[13096\]: Invalid user thomas from 149.202.55.18
Feb 28 16:24:04 server sshd\[13096\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=18.ip-149-202-55.eu 
Feb 28 16:24:06 server sshd\[13096\]: Failed password for invalid user thomas from 149.202.55.18 port 49418 ssh2
Feb 28 16:33:22 server sshd\[14895\]: Invalid user xyp from 149.202.55.18
Feb 28 16:33:22 server sshd\[14895\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=18.ip-149-202-55.eu 
...

Feb 28 07:26:18 server sshd\[6875\]: Invalid user user01 from 212.95.137.169
Feb 28 07:26:18 server sshd\[6875\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.95.137.169 
Feb 28 07:26:20 server sshd\[6875\]: Failed password for invalid user user01 from 212.95.137.169 port 55704 ssh2
Feb 28 16:49:21 server sshd\[17635\]: Invalid user john from 212.95.137.169
Feb 28 16:49:21 server sshd\[17635\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.95.137.169 
...

MultiHost/MultiPort Probe, Scan, Hack -

suspicious action Fri, 28 Feb 2020 10:33:10 -0300

Feb 28 14:33:04 localhost sshd\[1827\]: Invalid user steven from 218.29.200.172 port 59089
Feb 28 14:33:04 localhost sshd\[1827\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.29.200.172
Feb 28 14:33:05 localhost sshd\[1827\]: Failed password for invalid user steven from 218.29.200.172 port 59089 ssh2

Feb 28 03:23:55 tdfoods sshd\[9176\]: Invalid user ubuntu10 from 151.80.144.39
Feb 28 03:23:55 tdfoods sshd\[9176\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=39.ip-151-80-144.eu
Feb 28 03:23:57 tdfoods sshd\[9176\]: Failed password for invalid user ubuntu10 from 151.80.144.39 port 51286 ssh2
Feb 28 03:33:05 tdfoods sshd\[9991\]: Invalid user pi from 151.80.144.39
Feb 28 03:33:05 tdfoods sshd\[9991\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=39.ip-151-80-144.eu

Feb 28 14:33:24 debian-2gb-nbg1-2 kernel: \[5155995.232689\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=78.63.61.139 DST=195.201.40.59 LEN=44 TOS=0x00 PREC=0x00 TTL=55 ID=25789 PROTO=TCP SPT=34110 DPT=26 WINDOW=38702 RES=0x00 SYN URGP=0

suspicious action Fri, 28 Feb 2020 10:33:19 -0300

Unauthorized connection attempt from IP address 218.83.246.141 on Port 143(IMAP)