Thoughts on backend engineering, software architecture, and things I learn along the way — by Kukuh Alfian Hanif.https://www.kalfian.com/en-us© 2026 Kukuh Alfian Hanifhttps://www.kalfian.com/blog/i-built-a-free-custom-domain-email-setup-with-gmail-no-google-workspace-needed/https://www.kalfian.com/blog/i-built-a-free-custom-domain-email-setup-with-gmail-no-google-workspace-needed/Set up a free custom domain email with Gmail using Cloudflare Email Routing and Resend SMTP.Wed, 13 May 2026 00:00:00 GMTemailgmailcloudflareresendcustom-domain