TTFB Test: Check your Time To First Byte

What is TTFB?

TTFB (Time to First Byte) measures the time it takes for a browser to receive the first byte of data from a server after a request is made. It is an important performance metric that indicates the server’s responsiveness and network latency. A lower TTFB means that the server is processing requests and sending data more quickly, leading to faster page loading times for users in front side.

What is a good TTFB ?

Good value for TTFB is 800ms and a poor time is over 1800ms:

Time To First Byte

How to reduce TTFB ?

Here are some key tips to assist you.

1. Implement Caching Strategies

2. Use a Content Delivery Network (CDN)

3. Optimize Server Response Times

4. Reduce Initial Document Size

5. Optimize SSL/TLS Handshake

6. Monitor and Diagnose Server Bottlenecks

7. Optimize Hosting Infrastructure

8.Optimize database queries time

Measure other Web Vitals metrics

Links to help you explore furthers

Time to First Byte (TTFB) | Articles | web.dev

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