Tools & Wizards About Us
qub.ac.uk screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    48% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 91% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

qub.ac.uk

Queen's University Belfast: Shaping a Better World since 1845

Page Load Speed

4.5 sec in total

First Response

276 ms

Resources Loaded

3.3 sec

Page Rendered

872 ms

qub.ac.uk screenshot

About Website

Click here to check amazing Qub content for United Kingdom. Otherwise, check out these important facts you probably never knew about qub.ac.uk

A prestigious Russell Group UK university, Queen's University Belfast is ranked in the top 200 universities in the world. (THE World University Rankings 2023)

Visit qub.ac.uk

Key Findings

We analyzed Qub.ac.uk page load time and found that the first response time was 276 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

qub.ac.uk performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value17.7 s

0/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value1,690 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.039

99/100

15%

TTI (Time to Interactive)

Value19.8 s

2/100

10%

Network Requests Diagram

qub.ac.uk

276 ms

www.qub.ac.uk

925 ms

js

46 ms

gtm.js

127 ms

js

93 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 70% of them (42 requests) were addressed to the original Qub.ac.uk, 17% (10 requests) were made to Googletagmanager.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Qub.ac.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 405.8 kB (17%)

Content Size

2.4 MB

After Optimization

2.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Qub.ac.uk main page is 2.4 MB. 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 a small number of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 385.4 kB

  • Original 445.1 kB
  • After minification 424.9 kB
  • After compression 59.7 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 385.4 kB or 87% of the original size.

Image Optimization

-1%

Potential reduce by 20.0 kB

  • Original 1.7 MB
  • After minification 1.6 MB

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. Qub images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 331 B

  • Original 244.8 kB
  • After minification 244.8 kB
  • After compression 244.4 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 9 B

  • Original 92.7 kB
  • After minification 92.7 kB
  • After compression 92.6 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. Qub.ac.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 14 (33%)

Requests Now

43

After Optimization

29

  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Qub. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

qub.ac.uk

qub.ac.uk

276 ms

www.qub.ac.uk

www.qub.ac.uk

925 ms

js

js

46 ms

gtm.js

gtm.js

127 ms

js

js

93 ms

analytics.js

analytics.js

21 ms

collect

collect

47 ms

js

js

125 ms

js

js

438 ms

landing

landing

615 ms

destination

destination

516 ms

destination

destination

616 ms

destination

destination

614 ms

destination

destination

614 ms

loader.js

loader.js

613 ms

destination

destination

613 ms

all.min.css

all.min.css

806 ms

cookieControl-9.x.min.js

cookieControl-9.x.min.js

913 ms

Media,977028,smxx.svg

Media,977028,smxx.svg

800 ms

Media,1083278,smxx.jpg

Media,1083278,smxx.jpg

1143 ms

Media,1003427,smxx.svg

Media,1003427,smxx.svg

881 ms

research-reality-logo.jpg

research-reality-logo.jpg

929 ms

Media,1577842,smxx.jpg

Media,1577842,smxx.jpg

1143 ms

Media,1758795,smxx.jpg

Media,1758795,smxx.jpg

1887 ms

exoplanet-eso-1600-767-600x287.jpg

exoplanet-eso-1600-767-600x287.jpg

929 ms

queens-lab-image-1600-767-600x399.jpg

queens-lab-image-1600-767-600x399.jpg

975 ms

aicc-launch-1600-767-600x287.jpg

aicc-launch-1600-767-600x287.jpg

1093 ms

Media,1193504,smxx-600x287.jpg

Media,1193504,smxx-600x287.jpg

1004 ms

hpc-hans-vandierendonck-1600-767-600x287.jpg

hpc-hans-vandierendonck-1600-767-600x287.jpg

1066 ms

Media,991587,smxx-600x287.jpg

Media,991587,smxx-600x287.jpg

1096 ms

taoiseach-visit-simon-harris-vice-chancellor-ian-greer-600x287.jpg

taoiseach-visit-simon-harris-vice-chancellor-ian-greer-600x287.jpg

1158 ms

whatuni-pic-600x287.jpg

whatuni-pic-600x287.jpg

1183 ms

1-600x399.png

1-600x399.png

1277 ms

peaceline-960x540-600x335.jpg

peaceline-960x540-600x335.jpg

1230 ms

Media,1301204,smxx.jpg

Media,1301204,smxx.jpg

1231 ms

Media,1301203,smxx.jpg

Media,1301203,smxx.jpg

1433 ms

Media,1587747,smxx.jpg

Media,1587747,smxx.jpg

1273 ms

Media,1000376,smxx.jpg

Media,1000376,smxx.jpg

1320 ms

Media,1000353,smxx.svg

Media,1000353,smxx.svg

1321 ms

Media,977010,smxx_GOLD.svg

Media,977010,smxx_GOLD.svg

1363 ms

Media,977011,smxx.svg

Media,977011,smxx.svg

1367 ms

Media,1251945,smxx.svg

Media,1251945,smxx.svg

1409 ms

Media,1004614,smxx.js

Media,1004614,smxx.js

1400 ms

open-sans-v15-latin-regular.woff

open-sans-v15-latin-regular.woff

1142 ms

open-sans-v15-latin-700.woff

open-sans-v15-latin-700.woff

1164 ms

HVDFonts-BrandonText-Bold.otf

HVDFonts-BrandonText-Bold.otf

1202 ms

HVDFonts-BrandonText-Black.otf

HVDFonts-BrandonText-Black.otf

1570 ms

HVDFonts-BrandonText-Medium.otf

HVDFonts-BrandonText-Medium.otf

1570 ms

HVDFonts-BrandonText-Regular.otf

HVDFonts-BrandonText-Regular.otf

1571 ms

HVDFonts-BrandonText-Light.otf

HVDFonts-BrandonText-Light.otf

1572 ms

HVDFonts-BrandonText-Thin.otf

HVDFonts-BrandonText-Thin.otf

1573 ms

open-sans-v15-latin-italic.woff

open-sans-v15-latin-italic.woff

1573 ms

src=10909795;type=remar0;cat=allpa0;ord=1;num=5200942961872;npa=1;u1=%2F;pscdl=denied;gtm=45fe4510v9181789006z86837743za201;gcs=G100;gcd=13p3p3p3p5;dma_cps=-;dma=0;epver=2;~oref=https%3A%2F%2Fwww.qub.ac.uk%2F

src=10909795;type=remar0;cat=allpa0;ord=1;num=5200942961872;npa=1;u1=%2F;pscdl=denied;gtm=45fe4510v9181789006z86837743za201;gcs=G100;gcd=13p3p3p3p5;dma_cps=-;dma=0;epver=2;~oref=https%3A%2F%2Fwww.qub.ac.uk%2F

256 ms

call-tracking_9.js

call-tracking_9.js

187 ms

fa-solid-900.ttf

fa-solid-900.ttf

1059 ms

fa-regular-400.ttf

fa-regular-400.ttf

1060 ms

fa-light-300.ttf

fa-light-300.ttf

1113 ms

fa-thin-100.ttf

fa-thin-100.ttf

980 ms

fa-brands-400.ttf

fa-brands-400.ttf

962 ms

wcm

wcm

30 ms

Accessibility Review

qub.ac.uk accessibility score

97

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

qub.ac.uk best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

qub.ac.uk SEO score

86

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

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

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 Qub.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 Qub.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

qub.ac.uk

Open Graph data is detected on the main page of Qub. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: