Cloudflare Network Error Logging vs UserRules

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

Detections for Cloudflare Network Error Logging end in Nov 2022. Detections for UserRules end in Jul 2022. The fingerprint catalog behind our crawls no longer carries these technologies as their own entries, usually because they were retired or split into more specific ones, so their figures reflect the last data recorded.

By country

Cloudflare Network Error Logging · UserRules · share of sites in each country using one or the other

United States 13,129

3

India 6,812

1

United Kingdom 6,299

3

Canada 5,110

3

Brazil 5,101

1

Germany 5,035

2

France 4,091

1

Indonesia 3,714

0

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.

All Cloudflare Network Error Logging sites · All UserRules sites