RDIR - Redirection time (msec)
WORKER_START_TO_FETCH_START - inferred for Service Worker Init time
(msec)
FETCH_START_TO_DOMAIN_LOOKUP_START - inferred for Service worker
fetch event + http cache time (msec)
DNS - DNS lookup time (msec)
TCP - TCP handshake (connect) time (msec)
TLS - TLS/SSL handshake time (msec)
SRT - Server response time (HTTP latency) (msec)
DTT - Data transfer (response) time (msec)
DCL - DOM content loaded time (msec)
TLT - Total load time (msec)
Resource Fetch Time - Time taken to download external resources
(CSS, JS, images, fonts, etc.)
First Byte Time (from navigation start to response start)
HTML Download Time (response end - response start)
DOM Building Time (domInteractive - response end)
DOM Ready Time (domContentLoadedEventEnd - startTime)
Load Event Duration (loadEventEnd - loadEventStart)
End User Response Time (loadEventEnd - navigation start)
Post Page Load Time (domComplete - loadEventEnd)
Visually Complete Time - Estimated time when page is visually
complete
Navigation Start Time - Absolute start time of navigation
Network Response Start Time - Absolute time when response
started
Network Response End Time - Absolute time when response ended
DOM Interactive Time - Absolute time when DOM became
interactive
DOM Content Loaded End Time - Absolute time when DCL event
ended
Load Event Start Time - Absolute time when load event started
Load Event End Time - Absolute time when load event ended
DOM Complete Time - Absolute time when DOM construction
completed
Latest LCP - Current Largest Contentful Paint time
Resource Last End Time - Time when last resource finished
loading
