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Die Schnittstelle PerformanceNavigationTiming liefert Metriken zu den Dokumenten-Navigationsereignissen des Browsers

Prozess-Entlade-Ereignis

Ereignis	Timing (ms)
unloadEventStart	0
unloadEventEnd	0

Umleitung

Ereignis	Timing (ms)
redirectStart	0
redirectEnd	0

Service Worker Init

Ereignis	Timing (ms)
workerStart	0

Service Worker Fetch-Ereignis

Ereignis	Timing (ms)
fetchStart	576

DNS

Ereignis	Timing (ms)
domainLookupStart	576
domainLookupEnd	576

TCP

Anfrage

Ereignis	Timing (ms)
requestStart	676

Antwort

Ereignis	Timing (ms)
responseStart	2020
responseEnd	2106

Verarbeitung

Ereignis	Timing (ms)
domInteractive	4001
domContentLoadedEventStart	4006
domContentLoadedEventEnd	4008
domComplete	5324

Last

Ereignis	Timing (ms)
loadEventStart	5324
loadEventEnd	5325