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www.mozilla.org

Site speed audit for www.mozilla.org based on real-user data from Chrome UX Report.

www.mozilla.org
Mode:
Detailed
i
Latest
i
Pages
i
Device:
All
100%
Mobile
60%
Desktop
38%

Metrics

#
TTFB

Time to First Byte

i
1.3
Good < 0.8
52.7%
Impr.
32.4%
Poor > 1.8
14.9%
SONDJFMAMJJA0s0.8s1.8s
FCP

First Contentful Paint

i
2.0s
Good < 1.8
68.4%
Impr.
19.6%
Poor > 3.0
12.0%
SONDJFMAMJJA0s1.8s3s
LCP

Largest Contentful Paint

i
2.0s
Good < 2.5
82.1%
Impr.
11.3%
Poor > 4.0
6.6%
SONDJFMAMJJA0s2.5s4s
INP

Interaction to Next Paint

i
125ms
Good < 200
85.0%
Impr.
11.5%
Poor > 500
3.5%
SONDJFMAMJJA0ms100ms200ms
CLS

Cumulative Layout Shift

i
0.00
Good < 0.10
97.6%
Impr.
1.5%
Poor > 0.25
0.9%
SONDJFMAMJJA0.000.030.05

Audience

#

Form Factors

i
Mobile
59.7%
Desktop
38.4%
Tablet
1.9%
ASONDJFMAMJJA0%25%50%75%100%

Round-Trip Time

i
150ms
Low < 75
39.2%
Medium
50.0%
High > 275
10.8%
SONDJFMAMJJA0ms75ms275ms

Navigation Types

i
Navigate
77.3%
Cache
7.9%
Back-Forward
3.1%
Bfcache
8.6%
Reload
2.8%
Restore
0.3%
Prerender
0.2%
ASONDJFMAMJJA0%25%50%75%100%

Popularity Rank

i
Top 500,000
ASONDJFMAMJJA10M1M100K10K1K
LCP image subparts p75
TTFB 935msLoad delay 377msLoad duration 189msRender delay 451ms
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Geography

#

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