tc39.es
Site speed audit for tc39.es based on real-user data from Chrome UX Report.
Mode:
Device:
TTFB
Time to First Byte
0.6s
Good < 0.8
83.3%
Impr.
13.1%
Poor > 1.8
3.6%
FCP
First Contentful Paint
1.7s
Good < 1.8
76.5%
Impr.
11.4%
Poor > 3.0
12.1%
LCP
Largest Contentful Paint
1.6s
Good < 2.5
85.9%
Impr.
7.6%
Poor > 4.0
6.5%
INP
Interaction to Next Paint
115ms
Good < 200
81.6%
Impr.
6.2%
Poor > 500
12.2%
CLS
Cumulative Layout Shift
0.30
Good < 0.10
54.6%
Impr.
15.6%
Poor > 0.25
29.8%
Form Factors
Mobile
53.5%
Desktop
46.6%
Round-Trip Time
134ms
Low < 75
52.6%
Medium
40.0%
High > 275
7.4%
Navigation Types
LCP Resource Types
Text
100.0%
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