freeapis

Mailsac

Disposable Email

Authentication
API Key
HTTPS
Yes
CORS
Unknown
Category
Test Data
Documentation / URL
https://mailsac.com/docs/api

Overview

Mailsac provides disposable email — key-based (a missing key returns 401, verified).

Quick Start

Addresses (replace YOUR_KEY):

curl "https://mailsac.com/api/addresses?Mailsac-Key=YOUR_KEY"

Authentication

  • Register at mailsac.com → API key.
  • Send it as the Mailsac-Key header (missing → 401, verified).

Rate Limits & Notes

  • Free tier with limits (check the docs); paid plans scale.
  • Disposable email.

FAQ

Is Mailsac free? Free tier with limits; more is paid.

Why 401? An API key is required (verified).

What’s the auth style? Mailsac-Key header.

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