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PARISTECH-ALUMNI.ORG

Load Performance

GET Requests · The number of requests for resources to load the page. paristech-alumni.org made 128 requests for various resources. The average is 170 requests to load a page.
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Excellent
JavaScript Requests · The number of .js files that were loaded. paristech-alumni.org made 54 requests for external JavaScript files. The average JavaScript file load is 55.
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Excellent
Stylesheet Requests · The number of .css files that were loaded. paristech-alumni.org made 27 requests for StyleSheets. The average CSS file request load is 7.
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Excellent
Document Size · The total amount of data transferred when loading paristech-alumni.org was 2,119,386 bytes. The average is 2,247,876 bytes.
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Excellent
HTML Size · The size of the main HTML page for paristech-alumni.org was 23,069 bytes. The average is 45,845 bytes.
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Excellent
Maximum Server Latency · The worse delay in time when connecting to resources on the page. paristech-alumni.org worse server latency is 355.62ms. The average worse server latency is 228.45ms.
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Excellent
Maximum Round Trip Time · The worse case RTT time for the furthest away resource on the page. paristech-alumni.org worse RTT is 106.25ms. The average worse RTT is 71.19ms. All tests are carried out from Eastern USA.
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Excellent

Page Performance

First Render · The performance of rendering the webpage to the end user.
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Excellent
Render Blocking Scripts · Scripts that block rendering of content to the page.
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Excellent
Layout Shift · The shifting of the content of the page as it loads images and other resources.
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Excellent
Page Redirects · Resource that delay by redirecting to other resources before loading.
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Excellent
HTTP2 · HTTP2 providers performance improvements over HTTP1.
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Excellent
Text Compression · Gzip and other compression algorithms to render content.
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Excellent
Minified JavaScript · Compressed and minified JavaScript resources.
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Excellent
Minified CSS · Compressed and minified CSS resources.
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Excellent
Duplicate JavaScript · JavaScript duplication across the site.
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Excellent
Unused CSS · CSS rules not used by the webpage.
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Excellent

⭐ on the performance charts below represents where PARISTECH-ALUMNI.ORG scores.

Overall Score

Our scores are based on the average of our testing across top sites on the Internet.

Overall
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paristech-alumni.org scored 69% overall benchmark. Worse than the 81% average.

Performance
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Best Practices
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SEO
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Accessibility
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Filter by Performance

Use BuiltWith Pro to find sites using specific technologies that have poor, average and good performance. Learn More.

Issues
🧑 Doctype

The page doesn't appear to have a doctype element. 2% of sites tested have this issue.

🤖 Robots.txt

Robots.txt file on this site was not valid when we visited it. 6% of sites tested have this issue.

⚡ Server Speed

The server response time was slow when we loaded this page for indexing. 9% of sites tested have this issue.

🍫 Meta Description

The page is missing a meta description attribute, important for search engines. 12% of sites tested have this issue.

🪟 Meta Viewport

Meta Viewport is missing or is configured in a way that it does not support mobile devices properly. 16% of sites tested have this issue.

🎨 Color Contrast

The page has contrast issues which may affect accessibility. 58% of sites tested have this issue.

🖼 Image Sizes

Images on the page don't have width, height or aspect ratio. 72% of sites tested have this issue.