britannica.com
Ranked #605 of the top 1M sites — in the top 0.0605% of the web.
47/ 100
high confidence
Popularity rank
#605
Cross-check rank
Top 10,000
Domain authority
4.5/10
Domain age
—
Registered
—
Overview
Just a moment...
Real-user performance Needs work
2 s
LCP
Good
243 ms
INP
Needs work
0.05
CLS
Good
Core Web Vitals as real Chrome users experienced this site (75th percentile).
Technology
CDN
About this report
SiteStackUp blends a range of independent, open data signals into a single popularity index with an honest confidence label for britannica.com. It does not sell panel-based visit estimates — it surfaces what can reliably be known about a website from public information, clearly and transparently.