MailMasker API
Claude Code
Your addresses and blocking

List your addresses

GET/api/v1/domains/mail-aliases/mine

Who can use this: Any signed-in accountAs Markdown

Your own login address first, then every extra address and whole domain routed to you. Under send are the ones you may also send from; under receive_only are ones whose sending is switched off, so mail reaches you but a send from them is refused.