DDoS-Guard vs Slider Captcha
Head-to-head usage across the sites we track.
Top sites by authority
DDoS-Guard · Slider Captcha · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 8+
41
2
Open Page Rank 7+
199
9
Open Page Rank 6+
402
21
Open Page Rank 5+
720
34
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
DDoS-Guard · Slider Captcha · share of sites in each country using one or the other
Russia
66,731
133
Belarus
7,159
12
Kazakhstan
5,222
16
Germany
4,212
56
Netherlands
3,556
42
United States
3,232
99
Uzbekistan
2,763
14
Ukraine
2,714
24
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | DDoS-Guard | Slider Captcha |
|---|---|---|
| LCP | 2.2 s | 2.2 s |
| INP | 100 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 800 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.