Tools & Wizards About Us
books.vansd.org screenshot

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

books.vansd.org

Welcome to Vancouver School District

Page Load Speed

1.9 sec in total

First Response

444 ms

Resources Loaded

1.3 sec

Page Rendered

126 ms

books.vansd.org screenshot

About Website

Visit books.vansd.org now to see the best up-to-date Books Vansd content for United States and also check out these interesting facts you probably never knew about books.vansd.org

Visit books.vansd.org

Key Findings

We analyzed Books.vansd.org page load time and found that the first response time was 444 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

books.vansd.org performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value2.0 s

97/100

25%

SI (Speed Index)

Value2.3 s

98/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.8 s

100/100

10%

Network Requests Diagram

books.vansd.org

444 ms

books.vansd.org

546 ms

destinyAllViews_en.16c382053619c7b31d4191dcf31e3611.css

209 ms

upperbar.gif

73 ms

logo.gif

72 ms

Our browser made a total of 9 requests to load all elements on the main page. We found that all of those requests were addressed to Books.vansd.org and no external sources were called. The less responsive or slowest element that took the longest time to load (546 ms) belongs to the original domain Books.vansd.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 62.7 kB (88%)

Content Size

71.5 kB

After Optimization

8.8 kB

  • HTML
  • CSS

In fact, the total size of Books.vansd.org main page is 71.5 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. HTML takes 49.3 kB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 44.5 kB

  • Original 49.3 kB
  • After minification 30.3 kB
  • After compression 4.7 kB

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. This page needs HTML code to be minified as it can gain 19.0 kB, which is 39% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 44.5 kB or 90% of the original size.

CSS Optimization

-82%

Potential reduce by 18.1 kB

  • Original 22.2 kB
  • After minification 22.0 kB
  • After compression 4.1 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Books.vansd.org needs all CSS files to be minified and compressed as it can save up to 18.1 kB or 82% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

7

After Optimization

7

  • Images
  • CSS

The browser has sent 7 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Books Vansd. According to our analytics all requests are already optimized.

Network Requests Diagram

books.vansd.org

books.vansd.org

444 ms

books.vansd.org

books.vansd.org

546 ms

destinyAllViews_en.16c382053619c7b31d4191dcf31e3611.css

destinyAllViews_en.16c382053619c7b31d4191dcf31e3611.css

209 ms

upperbar.gif

upperbar.gif

73 ms

logo.gif

logo.gif

72 ms

login.gif

login.gif

145 ms

bookmark.gif

bookmark.gif

145 ms

spacer.gif

spacer.gif

212 ms

lowerbar.gif

lowerbar.gif

212 ms

Accessibility Review

books.vansd.org accessibility score

86

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Image elements do not have [alt] attributes

Best Practices

books.vansd.org best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

books.vansd.org SEO score

54

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Page is blocked from indexing

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Books.vansd.org can be misinterpreted by Google and other search engines. Our service has detected that English 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 Books.vansd.org main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

books.vansd.org

Open Graph description is not detected on the main page of Books Vansd. 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: