DDoS-Guard vs Really Simple SSL & Security

Head-to-head usage across the sites we track.

Top sites by authority

DDoS-Guard · Really Simple SSL & Security · how many of each technology's sites sit in the web's highest authority tiers

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 · Really Simple SSL & Security · share of sites in each country using one or the other

United States 3,558

83,739

Russia 65,971

8,786

Brazil 628

43,852

Spain 1,134

40,106

Japan 833

36,223

France 1,427

32,992

Germany 4,815

28,990

United Kingdom 2,258

29,953

Audience countries from the Chrome UX Report, top markets of either technology.

Real user performance

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.

Sites that switched

Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.

All DDoS-Guard sites · All Really Simple SSL & Security sites