Promblem with sending emails

Aug 17 21:47:19 localhost MailScanner[2196]: Expired 1 records from the SpamAssassin cache
Aug 17 21:47:22 localhost MailScanner[2196]: Requeue: BBE661A183C.AAA24 to 437DB1A183D
Aug 17 21:47:22 localhost postfix/qmgr[4182]: 437DB1A183D: from=[email protected], size=1231, nrcpt=1 (queue active)
Aug 17 21:47:22 localhost MailScanner[2196]: Uninfected: Delivered 1 messages
Aug 17 21:47:22 localhost MailScanner[2196]: Deleted 1 messages from processing-database
Aug 17 21:47:22 localhost MailScanner[2196]: MailWatch: Logging message BBE661A183C.AAA24 to SQL
Aug 17 21:47:22 localhost MailWatch SQL[2143]: BBE661A183C.AAA24: Logged to MailWatch SQL
Aug 17 21:47:22 localhost postfix/smtp[4663]: connect to gmail-smtp-in.l.google.com[2a00:1450:400c:c07::1b]:25: Network is unreachable
Aug 17 21:47:24 localhost postfix/smtp[4663]: 437DB1A183D: to=[email protected], relay=gmail-smtp-in.l.google.com[74.125.133.26]:25, delay=5.5, delays=3.5/0.01/1.3/0.62, dsn=5.7.1, status=bounced (host gmail-smtp-in.l.google.com[74.125.133.26] said: 550-5.7.1 [94.159.131.58] The IP you’re using to send mail is not authorized to 550-5.7.1 send email directly to our servers. Please use the SMTP relay at your 550-5.7.1 service provider instead. Learn more at 550 5.7.1 'The IP you're using to send email is not authorized...' - Gmail Help n3-20020a7bcbc3000000b003a61509e2d5si1884wmi.27 - gsmtp (in reply to end of DATA command))
Aug 17 21:47:24 localhost postfix/cleanup[4652]: 3A7051A183C: message-id=[email protected]
Aug 17 21:47:24 localhost postfix/qmgr[4182]: 3A7051A183C: from=<>, size=4097, nrcpt=1 (queue active)
Aug 17 21:47:24 localhost postfix/bounce[4664]: 437DB1A183D: sender non-delivery notification: 3A7051A183C
Aug 17 21:47:24 localhost postfix/qmgr[4182]: 437DB1A183D: removed
Aug 17 21:47:24 localhost postfix/pipe[4666]: 3A7051A183C: to=[email protected], relay=dovecot, delay=0.07, delays=0.01/0.01/0/0.05, dsn=2.0.0, status=sent (delivered via dovecot service)
Aug 17 21:47:24 localhost postfix/qmgr[4182]: 3A7051A183C: removed
Aug 17 21:47:41 localhost dovecot: imap-login: Disconnected: Inactivity (no auth attempts in 181 secs): user=<>, rip=192.168.1.1, lip=192.168.1.220, TLS handshaking, session=
Aug 17 21:47:57 localhost postfix/submission/smtpd[4448]: connect from unknown[141.98.10.81]
Aug 17 21:48:02 localhost postfix/submission/smtpd[4448]: warning: unknown[141.98.10.81]: SASL PLAIN authentication failed:
Aug 17 21:48:02 localhost postfix/submission/smtpd[4448]: disconnect from unknown[141.98.10.81] ehlo=2 starttls=1 auth=0/1 quit=1 commands=4/5
Aug 17 21:48:08 localhost postfix/submission/smtpd[4448]: connect from unknown[45.125.65.37]
Aug 17 21:48:12 localhost postfix/submission/smtpd[4448]: warning: unknown[45.125.65.37]: SASL PLAIN authentication failed:
Aug 17 21:48:12 localhost postfix/submission/smtpd[4448]: disconnect from unknown[45.125.65.37] ehlo=2 starttls=1 auth=0/1 quit=1 commands=4/5
Aug 17 21:48:16 localhost dovecot: imap-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=79.180.10.75, lip=192.168.1.220, TLS handshaking: SSL_accept() failed: error:14094416:SSL routines:ssl3_read_bytes:sslv3 alert certificate unknown: SSL alert number 46, session=<0hKK0nbm2utPtApL>
Aug 17 21:48:16 localhost dovecot: imap-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=79.180.10.75, lip=192.168.1.220, TLS handshaking: SSL_accept() failed: error:14094416:SSL routines:ssl3_read_bytes:sslv3 alert certificate unknown: SSL alert number 46, session=<3xSM0nbm3OtPtApL>
Aug 17 21:48:16 localhost dovecot: imap-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=79.180.10.75, lip=192.168.1.220, TLS handshaking: SSL_accept() failed: error:14094416:SSL routines:ssl3_read_bytes:sslv3 alert certificate unknown: SSL alert number 46, session=
Aug 17 21:48:16 localhost dovecot: imap-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=79.180.10.75, lip=192.168.1.220, TLS handshaking: SSL_accept() failed: error:14094416:SSL routines:ssl3_read_bytes:sslv3 alert certificate unknown: SSL alert number 46, session=
Aug 17 21:48:16 localhost dovecot: imap-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=79.180.10.75, lip=192.168.1.220, TLS handshaking: SSL_accept() failed: error:14094416:SSL routines:ssl3_read_bytes:sslv3 alert certificate unknown: SSL alert number 46, session=
Aug 17 21:49:36 localhost postfix/submission/smtpd[4448]: warning: hostname good-server.outreachratio.com does not resolve to address 141.98.10.70: Name or service not known
Aug 17 21:49:36 localhost postfix/submission/smtpd[4448]: connect from unknown[141.98.10.70]
Aug 17 21:49:42 localhost postfix/submission/smtpd[4448]: warning: unknown[141.98.10.70]: SASL PLAIN authentication failed:
Aug 17 21:49:42 localhost postfix/submission/smtpd[4448]: disconnect from unknown[141.98.10.70] ehlo=2 starttls=1 auth=0/1 quit=1 commands=4/5
Aug 17 21:50:43 localhost postfix/anvil[4199]: statistics: max connection rate 3/60s for (smtp:192.168.1.1) at Aug 17 21:46:37
Aug 17 21:50:43 localhost postfix/anvil[4199]: statistics: max connection count 2 for (smtp:192.168.1.1) at Aug 17 21:46:30
Aug 17 21:50:43 localhost postfix/anvil[4199]: statistics: max cache size 3 at Aug 17 21:46:47
Aug 17 21:50:45 localhost postfix/submission/smtpd[4448]: warning: hostname srv-141-98-11-51.serveroffer.net does not resolve to address 141.98.11.51: Name or service not known
Aug 17 21:50:45 localhost postfix/submission/smtpd[4448]: connect from unknown[141.98.11.51]
Aug 17 21:50:50 localhost postfix/submission/smtpd[4448]: warning: unknown[141.98.11.51]: SASL PLAIN authentication failed:
Aug 17 21:50:50 localhost postfix/submission/smtpd[4448]: disconnect from unknown[141.98.11.51] ehlo=2 starttls=1 auth=0/1 quit=1 commands=4/5
Aug 17 21:50:58 localhost postfix/submission/smtpd[4448]: connect from unknown[45.125.66.24]
Aug 17 21:51:02 localhost postfix/submission/smtpd[4988]: connect from unknown[141.98.10.217]
Aug 17 21:51:04 localhost postfix/submission/smtpd[4448]: warning: unknown[45.125.66.24]: SASL PLAIN authentication failed:
Aug 17 21:51:04 localhost postfix/submission/smtpd[4448]: disconnect from unknown[45.125.66.24] ehlo=2 starttls=1 auth=0/1 quit=1 commands=4/5
Aug 17 21:51:07 localhost postfix/submission/smtpd[4988]: warning: unknown[141.98.10.217]: SASL PLAIN authentication failed:
Aug 17 21:51:07 localhost postfix/submission/smtpd[4988]: disconnect from unknown[141.98.10.217] ehlo=2 starttls=1 auth=0/1 quit=1 commands=4/5
Aug 17 21:51:31 localhost postfix/smtpd[4613]: timeout after AUTH from unknown[192.168.1.1]
Aug 17 21:51:31 localhost postfix/smtpd[4613]: disconnect from unknown[192.168.1.1] ehlo=1 auth=0/1 commands=1/2
Aug 17 21:51:44 localhost postfix/submission/smtpd[4448]: warning: hostname 110.getpocket.com does not resolve to address 91.224.92.110: Name or service not known
Aug 17 21:51:44 localhost postfix/submission/smtpd[4448]: connect from unknown[91.224.92.110]
Aug 17 21:51:49 localhost postfix/submission/smtpd[4448]: warning: unknown[91.224.92.110]: SASL PLAIN authentication failed:
Aug 17 21:51:49 localhost postfix/submission/smtpd[4448]: disconnect from unknown[91.224.92.110] ehlo=2 starttls=1 auth=0/1 quit=1 commands=4/5

(all thats ips is not the ip of the vps)