web network-tools
Website Response Time Checker
Measure how fast your web server responds to initial requests. High Time to First Byte (TTFB) directly harms SEO rankings and user retention.
Safe public network benchmarking.
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How to Use Website Response Time & Speed Checker
1
Enter Website URL
Type your website address.
2
Start Benchmark
Send precision HTTP performance probes.
3
Review Latency
Inspect DNS time, TCP handshake, TLS negotiation, and TTFB.
About Website Response Time & Speed Checker
Captures high-resolution performance.now() timestamps across socket connection, TLS negotiation, request transmission, and initial response chunk arrival.
Supported Formats
HTTPHTTPS
Operational Limits
- •Probes originate from cloud edge regions
Key Features
- Time to First Byte (TTFB) calculation
- TCP handshake and TLS negotiation time
- Performance grading (Fast, Moderate, Slow)
- SSRF protected
Frequently Asked Questions
Google recommends a Time to First Byte (TTFB) under 200 milliseconds for fast web experiences and optimal SEO indexing.
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