Email Spam Tester API
Overview
Send a test message and get a spam score, 41 checks with RFC citations and a fix plan
Email Spam Tester is an email API. It needs no API key. It is served over HTTPS and allows browser requests (CORS).
At a glance
- Authentication
- No auth
- HTTPS
- Yes
- CORS
- Yes
- Category
Questions
Does the Email Spam Tester API need an API key?
No. The Email Spam Tester API can be called without an API key or sign-up, which makes it handy for prototypes and front-end demos.
Can I call the Email Spam Tester API from the browser?
Yes. The Email Spam Tester API sends CORS headers, so a web page can call it directly with fetch().
Does the Email Spam Tester API support HTTPS?
Yes, the Email Spam Tester API is served over HTTPS.
What are alternatives to the Email Spam Tester API?
Other Email APIs include Sendgrid, Sendinblue, mail.tm, Mandrill, Guerrilla Mail.
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Sendgrid
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Mandrill
EmailMandrill is a reliable, scalable, and secure delivery API for transactional emails from websites and applications. It's ideal for sending data-driven transactional emails, including targeted e-commerce and personalized one-to-one messages.
Guerrilla Mail
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Listed from public-apis (MIT).