Page Speed & Core Web Vitals Checker
Diagnose sub-second performance bottlenecks across Indian 4G/5G mobile networks. Inspect TTFB, LCP, CLS, and INP metrics calibrated for Google's mobile-first index.
Benchmarking Real-Time Network Waterfall...
Pinging New Delhi & Mumbai Edge Nodes...
zubopact.in
Tested from: New Delhi Cloud Node (5G Latency: 78ms)
Time to First Byte (Target < 0.8s)
First Contentful Paint (Target < 1.8s)
Largest Contentful Paint (Target < 2.5s)
Cumulative Layout Shift (Target < 0.1)
Interaction to Next Paint (Target < 200ms)
Latency & Network Waterfall (Indian Network Nodes)
Core Web Vitals Optimization Checklist
Serve compressed responsive images to shave 60-80% off initial cellular download payload.
Enable OPcache and object caching (Redis) to accelerate server response times on Indian hostings.
Offload heavy client-side ad pixels into cloud GTM to eliminate browser main-thread blocking.