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Continue to ChatQuery : Mails reported as spam by gmail I am using a mailgun api on my ubuntu server. All mails that I send is now falling under the spam label of my recipient. When I did a spamtest on my e-mail, https://vmapp.org/query/138438/Mails-Reported-As-Spam-By-Gmail-I-Am-Using-A-Mailgun-Api-On-My-Ubuntu-Server-All-Mails-That-I-Send-Is-Now-Falling-Under-The-Spam-Label-Of-My-Recipient-When-I-Did-A-Spamtest-On-My-E-Mail/