-------------------------------------------------------------------------- MDaemon Delivery Status Notification - http://www.altn.com/dsn/ -------------------------------------------------------------------------- The attached message had PERMANENT fatal delivery errors. After one or more unsuccessful delivery attempts the attached message has been removed from the MDaemon mail queue on this server. The number and frequency of delivery attempts are determined by local configuration. -------------------------------------------------------------------------- YOUR MESSAGE WAS NOT DELIVERED TO ONE OR MORE RECIPIENTS -------------------------------------------------------------------------- Failed address: nguyenhoangthaikhang@gmail.com --- Session Transcript --- Sun 2023-10-01 09:33:40: Session 861115; child 1 Sun 2023-10-01 09:33:40: Parsing message <xxxxxxxxxxxxxxxxxxxxxxxx\pd35004659908.msg> Sun 2023-10-01 09:33:40: * From: discuss@list.foss4g.asia Sun 2023-10-01 09:33:40: * To: nguyenhoangthaikhang@gmail.com Sun 2023-10-01 09:33:40: * Subject: [Discuss] Re: Visa application from India Sun 2023-10-01 09:33:40: * Size (bytes): 9679 Sun 2023-10-01 09:33:40: * Message-ID: <C97FB1DA-20EA-40FF-BDA6-4FC24EEA4725@gmail.com> Sun 2023-10-01 09:33:40: Attempting SMTP connection to [gmail.com] Sun 2023-10-01 09:33:40: Resolving MX records for [gmail.com] (DNS Server: 8.8.8.8)... Sun 2023-10-01 09:33:40: * P=005 S=004 D=gmail.com TTL=(24) MX=[gmail-smtp-in.l.google.com] Sun 2023-10-01 09:33:40: * P=010 S=001 D=gmail.com TTL=(24) MX=[alt1.gmail-smtp-in.l.google.com] Sun 2023-10-01 09:33:40: * P=020 S=002 D=gmail.com TTL=(24) MX=[alt2.gmail-smtp-in.l.google.com] Sun 2023-10-01 09:33:40: * P=030 S=000 D=gmail.com TTL=(24) MX=[alt3.gmail-smtp-in.l.google.com] Sun 2023-10-01 09:33:40: * P=040 S=003 D=gmail.com TTL=(24) MX=[alt4.gmail-smtp-in.l.google.com] Sun 2023-10-01 09:33:40: Attempting SMTP connection to [gmail-smtp-in.l.google.com:25] Sun 2023-10-01 09:33:40: Resolving A record for [gmail-smtp-in.l.google.com] (DNS Server: 8.8.8.8)... Sun 2023-10-01 09:33:40: * D=gmail-smtp-in.l.google.com TTL=(1) A=[142.251.170.27] Sun 2023-10-01 09:33:40: Attempting SMTP connection to [142.251.170.27:25] Sun 2023-10-01 09:33:40: Waiting for socket connection... Sun 2023-10-01 09:33:40: * Connection established (203.162.29.57:3936 -> 142.251.170.27:25) Sun 2023-10-01 09:33:40: Waiting for protocol to start... Sun 2023-10-01 09:33:40: <-- 220 ******************************************************************************** Sun 2023-10-01 09:33:40: --> EHLO mail2.khanhhoa.net.vn Sun 2023-10-01 09:33:40: <-- 250-mx.google.com at your service, [203.162.29.57] Sun 2023-10-01 09:33:40: <-- 250-SIZE 157286400 Sun 2023-10-01 09:33:40: <-- 250-8BITMIME Sun 2023-10-01 09:33:40: <-- 250-STARTTLS Sun 2023-10-01 09:33:40: <-- 250-ENHANCEDSTATUSCODES Sun 2023-10-01 09:33:40: <-- 250-PIPELINING Sun 2023-10-01 09:33:40: <-- 250-XXXXXXXA Sun 2023-10-01 09:33:40: <-- 250 XXXXXXXB Sun 2023-10-01 09:33:40: --> MAIL From:<discuss@list.foss4g.asia> SIZE=9679 Sun 2023-10-01 09:33:40: <-- 250 2.1.0 OK c4-20020a056a00248400b00690cff4a2b6si26002257pfv.112 - gsmtp Sun 2023-10-01 09:33:40: --> RCPT To:<nguyenhoangthaikhang@gmail.com> Sun 2023-10-01 09:33:41: <-- 250 2.1.5 OK c4-20020a056a00248400b00690cff4a2b6si26002257pfv.112 - gsmtp Sun 2023-10-01 09:33:41: --> DATA Sun 2023-10-01 09:33:41: <-- 354 Go ahead c4-20020a056a00248400b00690cff4a2b6si26002257pfv.112 - gsmtp Sun 2023-10-01 09:33:41: Sending <xxxxxxxxxxxxxxxxxxxxxxxx\pd35004659908.msg> to [142.251.170.27] Sun 2023-10-01 09:33:41: Transfer Complete Sun 2023-10-01 09:33:41: <-- 550-5.7.26 This mail is unauthenticated, which poses a security risk to the Sun 2023-10-01 09:33:41: <-- 550-5.7.26 sender and Gmail users, and has been blocked. The sender must Sun 2023-10-01 09:33:41: <-- 550-5.7.26 authenticate with at least one of SPF or DKIM. For this message, Sun 2023-10-01 09:33:41: <-- 550-5.7.26 DKIM checks did not pass and SPF check for [list.foss4g.asia] did Sun 2023-10-01 09:33:41: <-- 550-5.7.26 not pass with ip: [203.162.29.57]. The sender should visit Sun 2023-10-01 09:33:41: <-- 550-5.7.26 https://support.google.com/mail/answer/81126#authentication for Sun 2023-10-01 09:33:41: <-- 550 5.7.26 instructions on setting up authentication. c4-20020a056a00248400b00690cff4a2b6si26002257pfv.112 - gsmtp Sun 2023-10-01 09:33:41: --> QUIT --- End Transcript ---