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Time to First Byte (TTFB): How to Diagnose and Fix Slow Server Response Times

Performance & Reliability

Dec 08, 2026

14 min read

Time to First Byte (TTFB): How to Diagnose and Fix Slow Server Response Times

TTFB is the first performance metric users experience, yet it's often overlooked. Learn what affects Time to First Byte, how to measure it accurately, and proven techniques to optimize server response time�from CDN configuration to backend tuning.

#TTFB #server response time #web performance

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Time to First Byte (TTFB): How to Diagnose and Fix Slow Server Response Times

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