Report Summary

  • 60

    Performance

    Renders faster than
    75% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

libanswers.ioe.ac.uk

IOE Library | Library Services - UCL – University College London

Page Load Speed

4.5 sec in total

First Response

476 ms

Resources Loaded

3.8 sec

Page Rendered

199 ms

libanswers.ioe.ac.uk screenshot

About Website

Visit libanswers.ioe.ac.uk now to see the best up-to-date Libanswers IOE content for United States and also check out these interesting facts you probably never knew about libanswers.ioe.ac.uk

The Newsam Library and Archives at IOE, UCL’s Faculty of Education and Society, holds extensive collections of current and historical materials on education and related areas of social science.

Visit libanswers.ioe.ac.uk

Key Findings

We analyzed Libanswers.ioe.ac.uk page load time and found that the first response time was 476 ms and then it took 4 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

libanswers.ioe.ac.uk performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

35/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value220 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0.066

97/100

15%

TTI (Time to Interactive)

Value7.1 s

51/100

10%

Network Requests Diagram

libanswers.ioe.ac.uk

476 ms

ioe-library

185 ms

font-awesome.min.css

122 ms

screen.min.css

135 ms

brightblue.min.css

146 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Libanswers.ioe.ac.uk, 47% (35 requests) were made to Cdn.ucl.ac.uk and 41% (30 requests) were made to Ucl.ac.uk. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Ucl.ac.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 54.8 kB (21%)

Content Size

255.2 kB

After Optimization

200.4 kB

In fact, the total size of Libanswers.ioe.ac.uk main page is 255.2 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. 30% of websites need less resources to load. Javascripts take 121.4 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 50.4 kB

  • Original 63.1 kB
  • After minification 62.1 kB
  • After compression 12.7 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. 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 50.4 kB or 80% of the original size.

Image Optimization

-5%

Potential reduce by 1.9 kB

  • Original 39.1 kB
  • After minification 37.1 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. Libanswers IOE images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 2.4 kB

  • Original 121.4 kB
  • After minification 121.4 kB
  • After compression 119.1 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

-0%

Potential reduce by 101 B

  • Original 31.5 kB
  • After minification 31.5 kB
  • After compression 31.4 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. Libanswers.ioe.ac.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 59 (83%)

Requests Now

71

After Optimization

12

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Libanswers IOE. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

libanswers.ioe.ac.uk accessibility score

96

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Best Practices

libanswers.ioe.ac.uk best practices score

75

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

SEO Factors

libanswers.ioe.ac.uk SEO score

90

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

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Libanswers.ioe.ac.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Libanswers.ioe.ac.uk 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 data is detected on the main page of Libanswers IOE. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: