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https://fas.org
Federation of American Scientists
Loading Experience
Cumulative Layout Shift Score
10
Page loads
Good (> 10)
61%
Needs Improvement (10 - 25)
32%
Poor (< 25)
6%
the 75 percentile -
10
Experimental Interaction To Next Paint
124
Page loads
Good (> 200)
88%
Needs Improvement (200 - 500)
7%
Poor (< 500)
3%
the 75 percentile -
124
Experimental Time To First Byte
1498
Page loads
Good (> 800)
50%
Needs Improvement (800 - 1800)
32%
Poor (< 1800)
16%
the 75 percentile -
1498
First Contentful Paint
2609ms
Page loads
Good (> 1800)
59%
Needs Improvement (1800 - 3000)
21%
Poor (< 3000)
18%
the 75 percentile -
2609ms
First Input Delay
15ms
Page loads
Good (> 100)
96%
Needs Improvement (100 - 300)
2%
Poor (< 300)
0%
the 75 percentile -
15ms
Largest Contentful Paint
3599ms
Page loads
Good (> 2500)
57%
Needs Improvement (2500 - 4000)
21%
Poor (< 4000)
20%
the 75 percentile -
3599ms