HSTS Testing and Checking
Use our HSTS checker to test and check your domain's HSTS headers. Ensure that your headers include the strict-transport-security header, max-age, and other necessary parameters.
Hsts Headers Generator
Examples
Basic Setup
Full Security
Subdomain Only
Preload Only
Examples
Basic Setup
Full Security
Subdomain Only
Preload Only
Instant generations
Infinite revisions
Thousands of services
Trusted by millions
How to get started
Step 1
Enter the domain you want to check HSTS headers for in the input field.
Step 2
Configure the max-age value, choose whether to include subdomains, and decide if you want to add the domain to the HSTS preload list.
Step 3
Click on 'Generate' to get the HSTS headers for your domain. Follow the best practices to secure your website.
Main Features
HSTS Concepts and Definitions
Learn about HSTS meaning, its importance in web security, and how to define HSTS policies. Understand the implications of HTTP Strict Transport Security (HSTS) for your website.
HSTS Best Practices and Preloading
Follow HSTS best practices, including preloading your domain to the HSTS preload list. Ensure your website's security by enabling HTTP Strict Transport Security and configuring secure HTTP headers.
FAQ
What is HSTS?
HSTS (HTTP Strict Transport Security) is a web security policy mechanism that helps to protect websites against man-in-the-middle attacks by enforcing the use of HTTPS.
How do I check if my domain has HSTS headers?
You can use our HSTS checker tool to test and check your domain's HSTS headers. Simply enter your domain and get the results instantly.
What is the significance of the max-age directive in HSTS?
The max-age directive specifies the duration (in seconds) that the browser should remember that a site is only accessible using HTTPS. It is a crucial part of the HSTS policy.
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