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library.birzeit.edu screenshot

Report Summary

  • 73

    Performance

    Renders faster than
    83% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

library.birzeit.edu

Page Load Speed

2.2 sec in total

First Response

433 ms

Resources Loaded

1.6 sec

Page Rendered

117 ms

library.birzeit.edu screenshot

About Website

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Key Findings

We analyzed Library.birzeit.edu page load time and found that the first response time was 433 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

library.birzeit.edu performance score

73

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value2.3 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.04

99/100

15%

TTI (Time to Interactive)

Value3.1 s

95/100

10%

Network Requests Diagram

index.html

433 ms

main.css

286 ms

jquery-1.2.3.min.js

576 ms

menu.js

312 ms

style.css

311 ms

Our browser made a total of 11 requests to load all elements on the main page. We found that all of those requests were addressed to Library.birzeit.edu and no external sources were called. The less responsive or slowest element that took the longest time to load (576 ms) belongs to the original domain Library.birzeit.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 64.4 kB (52%)

Content Size

122.8 kB

After Optimization

58.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Library.birzeit.edu main page is 122.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 5% of websites need less resources to load. Javascripts take 54.4 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 18.5 kB

  • Original 23.8 kB
  • After minification 20.9 kB
  • After compression 5.3 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 2.9 kB, which is 12% 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 18.5 kB or 78% of the original size.

Image Optimization

-12%

Potential reduce by 5.0 kB

  • Original 41.2 kB
  • After minification 36.2 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Library Birzeit needs image optimization as it can save up to 5.0 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 38.4 kB

  • Original 54.4 kB
  • After minification 54.4 kB
  • After compression 16.0 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 38.4 kB or 71% of the original size.

CSS Optimization

-75%

Potential reduce by 2.5 kB

  • Original 3.4 kB
  • After minification 2.9 kB
  • After compression 845 B

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. Library.birzeit.edu needs all CSS files to be minified and compressed as it can save up to 2.5 kB or 75% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

10

After Optimization

10

  • Images
  • JavaScript
  • CSS

The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Library Birzeit. According to our analytics all requests are already optimized.

Network Requests Diagram

index.html

index.html

433 ms

main.css

main.css

286 ms

jquery-1.2.3.min.js

jquery-1.2.3.min.js

576 ms

menu.js

menu.js

312 ms

style.css

style.css

311 ms

bzulogo.png

bzulogo.png

144 ms

f_logo.png

f_logo.png

304 ms

library.jpg

library.jpg

305 ms

nashra.png

nashra.png

427 ms

rleft1.jpg

rleft1.jpg

274 ms

rright1.jpg

rright1.jpg

279 ms

Accessibility Review

library.birzeit.edu accessibility score

58

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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

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

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

library.birzeit.edu best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

library.birzeit.edu SEO score

54

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Library.birzeit.edu can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Library.birzeit.edu 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

library.birzeit.edu

Open Graph description is not detected on the main page of Library Birzeit. 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: