TTFB API

Check how much time the web server takes to respond to the first byte

POST
https://api.siterelic.com/ttfb

Used by thousands, including:

Geekflare
BrainStream
TMDC
TCS
Hex Lab
Hootsuite

Frequently Asked Questions

What does the TTFB API check?

Siterelic TTFB API measures how fast the server responds to a given webpage on the first request.

How can I reduce a high TTFB?

Reducing high TTFB involves actions like optimizing server performance, reviewing application logic, utilizing CDN, leveraging caching, and more.

Powerful features to power your business.

Rotating proxies

Minimize the chance of getting blocked; test your website using rotating proxies from multiple locations.

Secure

API endpoints are available over HTTPS, which means all data processed are secured using 256-bit TLS encryption.

Reliable

Production-ready APIs, ready to be integrated with your applications. Faster execution, high uptime, and reliable infrastructure.

Scalable

Siterelic is scalable and highly available, powered by AWS, which can serve millions of APIs request every month.

Cost-effective

You can get it started for free and upgrade as you grow to our pocket-friendly plan.

Documentation

Developer-friendly, easy-to-follow API documentation that will get you started within minutes.

Explore the collection

Production ready, fast, scalable, and reliable APIs built for businesses and developers.

Performance

Test your website performance.

Security

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DNS

Test your domain metrics.

Flexible plans for your business

Our APIs can handle millions of requests per month and our plans can be tailored to your needs.

  • Free
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  • Monthly
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  • Rotating proxy
  • Rate-limit
    10 requests per second
  • Premium 10K
    10,000 requests
    $9.99
    /mo
  • Premium 50K
    50,000 requests
    $39.99
    /mo
  • Premium 100K
    100,000 requests
    $64.99
    /mo
  • Premium 250K
    250,000 requests
    $149.99
    /mo
  • Premium 500K
    500,000 requests
    $249.99
    /mo