Report Summary

  • 40

    Performance

    Renders faster than
    60% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

lib.biu.ac.il

מערך הספריות והמידע | אוניברסיטת בר-אילן

Page Load Speed

5 sec in total

First Response

840 ms

Resources Loaded

4 sec

Page Rendered

168 ms

lib.biu.ac.il screenshot

About Website

Visit lib.biu.ac.il now to see the best up-to-date Lib Biu content for Israel and also check out these interesting facts you probably never knew about lib.biu.ac.il

Visit lib.biu.ac.il

Key Findings

We analyzed Lib.biu.ac.il page load time and found that the first response time was 840 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

lib.biu.ac.il performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value11.6 s

0/100

25%

SI (Speed Index)

Value7.0 s

32/100

10%

TBT (Total Blocking Time)

Value470 ms

61/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value10.8 s

22/100

10%

Network Requests Diagram

lib.biu.ac.il

840 ms

css_053c8ffea7a9edf39a1f06a9866d31bb.css

1304 ms

js_456fe66dc7055513159fe9d12ac46443.js

1143 ms

banner.jpg

487 ms

rotator.php

327 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 82% of them (27 requests) were addressed to the original Lib.biu.ac.il, 12% (4 requests) were made to My.nanorep.com and 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Lib.biu.ac.il.

Page Optimization Overview & Recommendations

Page size can be reduced by 59.4 kB (29%)

Content Size

204.6 kB

After Optimization

145.2 kB

In fact, the total size of Lib.biu.ac.il main page is 204.6 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. 40% of websites need less resources to load. Images take 139.0 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 22.1 kB

  • Original 29.6 kB
  • After minification 27.5 kB
  • After compression 7.6 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. 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 22.1 kB or 74% of the original size.

Image Optimization

-17%

Potential reduce by 23.6 kB

  • Original 139.0 kB
  • After minification 115.4 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, Lib Biu needs image optimization as it can save up to 23.6 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-73%

Potential reduce by 13.8 kB

  • Original 18.8 kB
  • After minification 17.4 kB
  • After compression 5.0 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. Lib.biu.ac.il needs all CSS files to be minified and compressed as it can save up to 13.8 kB or 73% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (41%)

Requests Now

32

After Optimization

19

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lib Biu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

lib.biu.ac.il accessibility score

83

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.

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

lib.biu.ac.il best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

lib.biu.ac.il SEO score

91

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    IW

  • Language Claimed

    HE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lib.biu.ac.il can be misinterpreted by Google and other search engines. Our service has detected that Hebrew is used on the page, and it does not match the claimed language. Our system also found out that Lib.biu.ac.il 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

Open Graph description is not detected on the main page of Lib Biu. 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: