220 smtp.gmail.com ESMTP 98e67ed59e1d1-3ac947d2706sm10323625a91.16 - gsmtp
250-smtp.gmail.com at your service, [103.58.102.50]
250-SIZE 35882577
250-8BITMIME
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-PIPELINING
250-CHUNKING
250 SMTPUTF8
220 2.0.0 Ready to start TLS
TLS NEGOTIATION SUCCESS
250-smtp.gmail.com at your service, [103.58.102.50]
250-SIZE 35882577
250-8BITMIME
250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN OAUTHBEARER XOAUTH
250-ENHANCEDSTATUSCODES
250-PIPELINING
250-CHUNKING
250 SMTPUTF8
334 VXNlcm5hbWU6
334 UGFzc3dvcmQ6
SMTP AUTHENTICATION SUCCESS