Unauthorized connection attempt detected from IP address 134.175.39.246 to port 2220 [J]

Jan  7 22:17:33 grey postfix/smtpd\[18300\]: NOQUEUE: reject: RCPT from unknown\[134.73.55.62\]: 554 5.7.1 Service unavailable\; Client host \[134.73.55.62\] blocked using truncate.gbudb.net\; http://www.gbudb.com/truncate/ \[134.73.55.62\]\; from=\<3644-1134-56717-1128-principal=learning-steps.com@mail.debastext.info\> to=\ proto=ESMTP helo=\
...

2020-01-08T01:03:30.924680vps751288.ovh.net sshd\[11227\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.190.92  user=root
2020-01-08T01:03:32.903867vps751288.ovh.net sshd\[11227\]: Failed password for root from 222.186.190.92 port 25636 ssh2
2020-01-08T01:03:36.329919vps751288.ovh.net sshd\[11227\]: Failed password for root from 222.186.190.92 port 25636 ssh2
2020-01-08T01:03:39.169200vps751288.ovh.net sshd\[11227\]: Failed password for root from 222.186.190.92 port 25636 ssh2
2020-01-08T01:03:42.892205vps751288.ovh.net sshd\[11227\]: Failed password for root from 222.186.190.92 port 25636 ssh2

Automatic report - Port Scan Attack

Jan  7 23:11:28 grey postfix/smtpd\[9955\]: NOQUEUE: reject: RCPT from brass.swingthelamp.com\[69.94.158.106\]: 554 5.7.1 Service unavailable\; Client host \[69.94.158.106\] blocked using truncate.gbudb.net\; http://www.gbudb.com/truncate/ \[69.94.158.106\]\; from=\ to=\ proto=ESMTP helo=\Jan  7 23:11:28 grey postfix/smtpd\[9956\]: NOQUEUE: reject: RCPT from brass.swingthelamp.com\[69.94.158.106\]: 554 5.7.1 Service unavailable\; Client host \[69.94.158.106\] blocked using truncate.gbudb.net\; http://www.gbudb.com/truncate/ \[69.94.158.106\]\; from=\ to=\ proto=ESMTP helo=\Jan  7 23:11:28 grey postfix/smtpd\[9959\]: NOQUEUE: reject: RCPT from brass.swingthelamp.com\[69.94.158.106\]: 554 5.7.1 Service unavailable\; Client host \[69.94.158.106\] blocked using truncate.gbudb.net\; http://www.gbudb.com/truncate/ \[69.94.1
...

Jan  7 13:37:10 web9 sshd\[21974\]: Invalid user xry from 111.231.233.243
Jan  7 13:37:10 web9 sshd\[21974\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.231.233.243
Jan  7 13:37:12 web9 sshd\[21974\]: Failed password for invalid user xry from 111.231.233.243 port 37629 ssh2
Jan  7 13:39:24 web9 sshd\[22349\]: Invalid user save from 111.231.233.243
Jan  7 13:39:24 web9 sshd\[22349\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.231.233.243

Jan  7 22:17:32 MK-Soft-VM5 sshd[12946]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.99.98.248 
Jan  7 22:17:34 MK-Soft-VM5 sshd[12946]: Failed password for invalid user vmail from 139.99.98.248 port 41060 ssh2
...

Unauthorized connection attempt detected from IP address 140.246.32.143 to port 2220 [J]

IP: 209.17.97.106
Ports affected
    http protocol over TLS/SSL (443) 
    World Wide Web HTTP (80) 
Abuse Confidence rating 100%
Found in DNSBL('s)
ASN Details
   AS174 Cogent Communications
   United States (US)
   CIDR 209.17.96.0/20
Log Date: 7/01/2020 11:00:53 PM UTC

Jan  7 20:40:31 vps46666688 sshd[21588]: Failed password for root from 137.74.80.36 port 51192 ssh2
...

Jan  8 00:55:42 debian-2gb-nbg1-2 kernel: \[700659.001288\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=222.186.19.221 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=237 ID=54321 PROTO=TCP SPT=55585 DPT=9090 WINDOW=65535 RES=0x00 SYN URGP=0

Jan  8 00:19:12 vmanager6029 postfix/smtpd\[11854\]: warning: unknown\[92.118.38.56\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jan  8 00:19:42 vmanager6029 postfix/smtpd\[11854\]: warning: unknown\[92.118.38.56\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6

Unauthorized connection attempt detected from IP address 124.227.7.16 to port 1433 [J]

Unauthorized connection attempt detected from IP address 51.254.204.190 to port 2220 [J]

Unauthorized connection attempt detected from IP address 106.225.132.194 to port 2220 [J]