This file tells e-mail suppliers that your domain is licensed to mail messages via your chosen SMTP provider, helping to reduce spoofing and increase deliverability. If your internet site is hosted on Kinsta, both of those are supported across all servers, and HTTP/three is completely supported due to our Cloudflare https://ramanweb.ir/%db%b2%db%b5-%d8%b1%d8%a7%d9%87%da%a9%d8%a7%d8%b1-%d8%ad%d8%b1%d9%81%d9%87%d8%a7%db%8c-%d8%a8%d8%b1%d8%a7%db%8c-%d8%a7%d9%81%d8%b2%d8%a7%db%8c%d8%b4-%d8%a7%d9%85%d9%86%db%8c%d8%aa-%d9%88/