What is Mail.tm?
Mail.tm exposes temporary mailbox creation and message retrieval through an API.
Its documented flow retrieves available domains, creates an account, and authenticates message access. Temporary email can have credentials; it need not be a public inbox.
How should you handle Mail.tm signups?
Combine a current domain check with signup limits. Keep automated test accounts separate from real customer rewards.
Explore your signup policy ↗What you cannot infer
Password-protected access does not make a temporary mailbox a permanent identity.