First visit
CO2 0.008g
SIZE 10.86 KB
Return visit
CO2 0.003g
SIZE 4.08 KB
Emissions calculator
40%
60%
Total: per month
This is equivalent to: Driving miles in a Tesla Model S Watching hours of Netflix (in HD)
At least trees would be needed to offset the CO2 in a year
Page breakdown
Type
Requests
Size
CO2
Stylesheet
3
5.98 KB
0.004g
Document
1
3.34 KB
0.002g
Script
2
1.53 KB
0.001g
Core Web Vitals
Max Potential First Input Delay
20 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task.
Largest Contentful Paint
0.3 s
Largest Contentful Paint marks the time at which the largest text or image is painted.
Opportunities
Uses efficient cache policy on static assets
5 resources found
A long cache lifetime can speed up repeat visits to your page.
Speed Index
0.3 s
Speed Index shows how quickly the contents of a page are visibly populated.
Avoids an excessive DOM size
92 elements
A large DOM will increase memory usage, cause longer style calculations, and produce costly layout reflows
Avoids enormous network payloads
Total size was 11 KiB
Large network payloads cost users real money and are highly correlated with long load times.
First Contentful Paint
0.3 s
First Contentful Paint marks the time at which the first text or image is painted.
Minimizes main-thread work
0.1 s
Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this.
Initial server response time was short
Root document took 140 ms
Keep the server response time for the main document short because all other requests depend on it.
First Meaningful Paint
0.3 s
First Meaningful Paint measures when the primary content of a page is visible.
Time to Interactive
0.3 s
Time to interactive is the amount of time it takes for the page to become fully interactive.
Notes
* These are assets not hosted on the same domain e.g. tracking scripts, iframe embeds, or files hosted on a CDN.
These measurements are for each new visitor, for returning visitors the footprint would be lower based on caching mechanisms.
Our brackets for the ratings: