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+
64
0
Open Page Rank 8+
1,806
1
Open Page Rank 7+
10,464
4
Open Page Rank 6+
24,469
5
Open Page Rank 5+
49,442
6
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
513,561
36
United Kingdom
192,504
20
Germany
149,868
31
Canada
123,911
22
India
114,600
44
Netherlands
111,248
19
France
109,542
23
Australia
104,165
9
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Microsoft 365 | SquirrelMail |
|---|---|---|
| LCP | 1.8 s | 1.4 s |
| INP | 50 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 600 ms |
Median site's p75 values from the Chrome UX Report, Jun 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.