failed root login

Invalid user xh from 51.77.230.49 port 34176

Automatic report - Port Scan Attack

Oct  5 22:45:48 gospond sshd[30654]: Failed password for root from 201.17.130.156 port 38194 ssh2
Oct  5 22:45:47 gospond sshd[30654]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.17.130.156  user=root
Oct  5 22:45:48 gospond sshd[30654]: Failed password for root from 201.17.130.156 port 38194 ssh2
...

Oct  6 12:21:32 mail postfix/smtpd[1052570]: warning: unknown[61.136.66.70]: SASL LOGIN authentication failed: authentication failure
Oct  6 12:21:36 mail postfix/smtpd[1052570]: warning: unknown[61.136.66.70]: SASL LOGIN authentication failed: authentication failure
Oct  6 12:21:40 mail postfix/smtpd[1052570]: warning: unknown[61.136.66.70]: SASL LOGIN authentication failed: authentication failure
...

Oct  6 09:42:59 nopemail auth.info sshd[25774]: Disconnected from authenticating user root 36.156.154.218 port 52394 [preauth]
...

 TCP (SYN) 116.87.41.213:11515 -> port 23, len 44

Oct  5 14:40:54 www10-1 sshd[4044]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.66.238.96  user=r.r
Oct  5 14:40:56 www10-1 sshd[4044]: Failed password for r.r from 117.66.238.96 port 55694 ssh2
Oct  5 14:40:57 www10-1 sshd[4044]: Received disconnect from 117.66.238.96: 11: Bye Bye [preauth]
Oct  5 14:46:23 www10-1 sshd[4368]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.66.238.96  user=r.r
Oct  5 14:46:25 www10-1 sshd[4368]: Failed password for r.r from 117.66.238.96 port 49630 ssh2
Oct  5 14:46:25 www10-1 sshd[4368]: Received disconnect from 117.66.238.96: 11: Bye Bye [preauth]
Oct  5 14:48:36 www10-1 sshd[4455]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.66.238.96  user=r.r
Oct  5 14:48:38 www10-1 sshd[4455]: Failed password for r.r from 117.66.238.96 port 47026 ssh2
Oct  5 14:48:39 www10-1 sshd[4455]: Received disconnect fro........
-------------------------------

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We wish to remind you that, if the domain is not renewed by that date, these and all associated services, including mailboxes, will be deactivated and can no longer be used for sending and receiving.
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sshd: Failed password for .... from 157.97.80.205 port 39801 ssh2 (7 attempts)

2020-10-05T22:37:13.561541h2857900.stratoserver.net sshd[1862]: Invalid user admin from 96.89.214.109 port 59527
2020-10-05T22:37:14.791939h2857900.stratoserver.net sshd[1864]: Invalid user admin from 96.89.214.109 port 59556
...

Oct  6 04:24:28 host sshd[962]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.62.6.114  user=root
Oct  6 04:24:30 host sshd[962]: Failed password for root from 178.62.6.114 port 54836 ssh2
...

 TCP (SYN) 188.131.218.232:58234 -> port 2375, len 44

2020-10-06T10:18:54.184163abusebot-3.cloudsearch.cf sshd[26631]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.231.18.208  user=root
2020-10-06T10:18:56.385173abusebot-3.cloudsearch.cf sshd[26631]: Failed password for root from 111.231.18.208 port 54140 ssh2
2020-10-06T10:22:05.307284abusebot-3.cloudsearch.cf sshd[26669]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.231.18.208  user=root
2020-10-06T10:22:07.397563abusebot-3.cloudsearch.cf sshd[26669]: Failed password for root from 111.231.18.208 port 36700 ssh2
2020-10-06T10:24:57.727733abusebot-3.cloudsearch.cf sshd[26741]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.231.18.208  user=root
2020-10-06T10:24:59.095571abusebot-3.cloudsearch.cf sshd[26741]: Failed password for root from 111.231.18.208 port 47490 ssh2
2020-10-06T10:27:40.222438abusebot-3.cloudsearch.cf sshd[26820]: pam_unix(sshd:auth):
...

fail2ban -- 157.230.2.208
...