Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 69% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

Page Load Speed

1.2 sec in total

First Response

549 ms

Resources Loaded

555 ms

Page Rendered

90 ms

cdsbib.u-strasbg.fr screenshot

About Website

Click here to check amazing Cdsbib U Strasbg content for France. Otherwise, check out these important facts you probably never knew about cdsbib.u-strasbg.fr

Visit cdsbib.u-strasbg.fr

Key Findings

We analyzed Cdsbib.u-strasbg.fr page load time and found that the first response time was 549 ms and then it took 645 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

cdsbib.u-strasbg.fr performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.7 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.7 s

100/100

25%

SI (Speed Index)

Value0.8 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.7 s

100/100

10%

Network Requests Diagram

cdsbib.u-strasbg.fr

549 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Cdsbib.u-strasbg.fr and no external sources were called. The less responsive or slowest element that took the longest time to load (549 ms) belongs to the original domain Cdsbib.u-strasbg.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 253 B (41%)

Content Size

621 B

After Optimization

368 B

In fact, the total size of Cdsbib.u-strasbg.fr main page is 621 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 621 B which makes up the majority of the site volume.

HTML Optimization

-41%

Potential reduce by 253 B

  • Original 621 B
  • After minification 610 B
  • After compression 368 B

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 253 B or 41% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

cdsbib.u-strasbg.fr accessibility score

88

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

cdsbib.u-strasbg.fr best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

cdsbib.u-strasbg.fr SEO score

67

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cdsbib.u-strasbg.fr can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Cdsbib.u-strasbg.fr main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Cdsbib U Strasbg. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: