Mailcraft Blog
Blog
Guides for signing up to third-party services, working bulk-email playbooks and case write-ups.
Temp mail vs a real inbox: which passes sign-up
Disposable temp-mail services against a mailbox on a real domain: filter coverage, IMAP access, how long each lives, and what they cost.
Read moreHow to sign up for Stripe with a separate email
Stripe is stricter than most — it filters disposable domains and checks MX records. Which addresses pass, and the full sign-up walkthrough.
Read moreHow to sign up for ChatGPT with a separate email
Step by step: what OpenAI checks in an address, where to get one that passes, three ways to receive the code, and what to do when it does not arrive.
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