mod_auth_pam vs mod_dav
Head-to-head usage across the sites we track.
Top sites by authority
mod_auth_pam · mod_dav · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 8+
0
28
Open Page Rank 7+
2
72
Open Page Rank 6+
2
113
Open Page Rank 5+
3
146
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
mod_auth_pam · mod_dav · share of sites in each country using one or the other
South Korea
1
1,167
United States
33
1,009
Japan
9
894
India
4
584
Indonesia
3
539
Germany
1
535
United Kingdom
3
450
Brazil
1
411
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | mod_auth_pam | mod_dav |
|---|---|---|
| LCP | 1.4 s | 1.3 s |
| INP | 0 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 600 ms | 500 ms |
Median site's p75 values from the Chrome UX Report, Aug 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.