Microsoft 365 vs SquirrelMail
Head-to-head usage across the sites we track.
Top sites by authority
Microsoft 365 · SquirrelMail · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
65
0
Open Page Rank 8+
1,824
1
Open Page Rank 7+
10,541
2
Open Page Rank 6+
24,582
3
Open Page Rank 5+
49,583
5
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Microsoft 365 · SquirrelMail · share of sites in each country using one or the other
United States
452,995
28
United Kingdom
171,261
18
Germany
135,089
27
Canada
108,446
14
India
100,575
39
Netherlands
100,183
14
France
93,767
19
Australia
91,309
8
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Microsoft 365 | SquirrelMail |
|---|---|---|
| LCP | 1.8 s | 1.3 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 550 ms |
Median site's p75 values from the Chrome UX Report, Sep 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.