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Encyclopedia Britannica | Britannica
Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective articles, biographies, videos, and images from experts.
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- https://cdn.britannica.com/95/180595-050-EDF2CA3A.jpg?w=400&h=225&c=crop
- https://cdn.britannica.com/22/99622-050-E70BCD0A/Parthenon-Athens.jpg?w=400&h=225&c=crop
- https://cdn.britannica.com/86/193986-050-7B2DBB6A/ball-and-stick-model-structure-atoms.jpg?w=400&h=225&c=crop
- https://cdn.britannica.com/13/170713-131-8D6B0AF7.jpg?w=400&h=225&c=crop
- https://cdn.britannica.com/84/203584-131-357FBE7D/speed-internet-technology-background.jpg?w=400&h=225&c=crop
- https://cdn.britannica.com/45/24345-050-78FAA104.jpg?w=400&h=225&c=crop
- https://cdn.britannica.com/05/84505-050-8BB58BE6/cave-art-Ennedi-Plateau-Chad.jpg?w=400&h=225&c=crop
JavaScript defer
The are 3 javascript resources without the defer attribute.
JavaScripts
3- https://www.googleoptimize.com/optimize.js?id=OPT-TD96PKG
- https://cdn.britannica.com/mendel-resources/3-75/js/libs/jquery-3.5.0.min.js?v=3.75.2
- https://www.googletagmanager.com/gtag/js?id=UA-6636134-11
DOM size
The DOM size is optimal.
The HTML file has 1173 DOM nodes.
Security
HTTPS encryption
The webpage uses HTTPS encryption.
The HTML file has https://www.britannica.com/ DOM nodes.
Mixed content
There are no mixed content resources on the webpage.
Server signature
The webpage has a public server signature.
cloudflare
Unsafe cross-origin links
The webpage has 1 unsafe cross-origin links.
Links
1- https://procon.org
Plaintext email
The webpage does not contain any plaintext emails.
Miscellaneous
Structured data
The webpage has structured data.
Twitter
4Open Graph
6Schema.org
4
Meta viewport
The webpage has a meta viewport tag set.
width=device-width, initial-scale=1.0
Character set
The webpage has a charset value set.
utf-8
Sitemap
The website has sitemaps.
Sitemaps
1- https://www.britannica.com/bps-ssl-gsm-index.xml
Content length
The webpage has 5,818 words.
Text to HTML ratio
The text to HTML ratio is 26%.
Inline CSS
The webpage contains inline CSS code.
Attributes
64--aspect-ratio: 4/3--aspect-ratio: 4/3--aspect-ratio: 4/3vertical-align: top;vertical-align: top;vertical-align: top;vertical-align: top;--aspect-ratio: 16/9--aspect-ratio: 16/9--aspect-ratio: 16/9--aspect-ratio: 16/9--aspect-ratio: 16/9--aspect-ratio: 16/9--aspect-ratio: 16/9--aspect-ratio: 16/9--aspect-ratio: 16/9--aspect-ratio: 16/9--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)--aspect-ratio: 16/9top: 50%; transform: translateY(-50%)height:300px;width: 100%; height:100%;display:none;visibility:hidden
Deprecated HTML
There are no deprecated HTML tags on the webpage.
Norton safe Web