Tools & Wizards About Us
uob.ac screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

uob.ac

Undergraduate & Postgraduate Courses | University of Bolton

Page Load Speed

9.1 sec in total

First Response

1.2 sec

Resources Loaded

4 sec

Page Rendered

3.9 sec

uob.ac screenshot

About Website

Click here to check amazing Uob content. Otherwise, check out these important facts you probably never knew about uob.ac

Putting our students first, the University of Bolton ranks in the UK's top 5 for teaching quality. Discover undergraduate and postgraduate courses here.

Visit uob.ac

Key Findings

We analyzed Uob.ac page load time and found that the first response time was 1.2 sec and then it took 7.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

uob.ac performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value12.1 s

0/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value1,060 ms

25/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value21.3 s

1/100

10%

Network Requests Diagram

www.bolton.ac.uk

1178 ms

main.css

268 ms

v2.js

48 ms

js

60 ms

ofi.js

261 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Uob.ac, 3% (3 requests) were made to Googletagmanager.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2 sec) relates to the external source Bolton.ac.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 495.5 kB (10%)

Content Size

4.9 MB

After Optimization

4.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Uob.ac main page is 4.9 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. 70% of websites need less resources to load. Images take 4.4 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 123.5 kB

  • Original 144.7 kB
  • After minification 113.2 kB
  • After compression 21.2 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 31.5 kB, which is 22% 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 123.5 kB or 85% of the original size.

Image Optimization

-7%

Potential reduce by 323.9 kB

  • Original 4.4 MB
  • After minification 4.1 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. Uob images are well optimized though.

JavaScript Optimization

-19%

Potential reduce by 37.0 kB

  • Original 199.0 kB
  • After minification 197.4 kB
  • After compression 162.0 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 37.0 kB or 19% of the original size.

CSS Optimization

-11%

Potential reduce by 11.1 kB

  • Original 99.1 kB
  • After minification 99.1 kB
  • After compression 88.0 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. Uob.ac needs all CSS files to be minified and compressed as it can save up to 11.1 kB or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 46 (55%)

Requests Now

84

After Optimization

38

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Uob. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 47 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.bolton.ac.uk

www.bolton.ac.uk

1178 ms

main.css

main.css

268 ms

v2.js

v2.js

48 ms

js

js

60 ms

ofi.js

ofi.js

261 ms

jquery-3.4.1.min.js

jquery-3.4.1.min.js

423 ms

dcb4ec18095430812c0cdd3.js

dcb4ec18095430812c0cdd3.js

28 ms

font-awesome.min.css

font-awesome.min.css

319 ms

partnerTilesNew.js

partnerTilesNew.js

324 ms

jquery-3.5.1.min.js

jquery-3.5.1.min.js

30 ms

polyfill.min.js

polyfill.min.js

445 ms

popper.min.js

popper.min.js

420 ms

bootstrap.min.js

bootstrap.min.js

419 ms

typed.min.js

typed.min.js

420 ms

slick.min.js

slick.min.js

442 ms

owl.carousel.min.js

owl.carousel.min.js

585 ms

bootstrap-autocomplete.min.js

bootstrap-autocomplete.min.js

589 ms

lazysizes.min.js

lazysizes.min.js

583 ms

navigation.js

navigation.js

583 ms

slickCustom.js

slickCustom.js

591 ms

slider.js

slider.js

645 ms

owl.js

owl.js

703 ms

popup.js

popup.js

707 ms

modernizr-custom.js

modernizr-custom.js

708 ms

ComponentFaq.js

ComponentFaq.js

713 ms

LoadMorePartners.js

LoadMorePartners.js

714 ms

doesItExist.js

doesItExist.js

715 ms

noMoreThan120.js

noMoreThan120.js

718 ms

select.js

select.js

720 ms

main.js

main.js

719 ms

searchCourse.js

searchCourse.js

721 ms

courseFilter.js

courseFilter.js

767 ms

AccordionFilterInformation.js

AccordionFilterInformation.js

767 ms

academicYearSwop.js

academicYearSwop.js

786 ms

staffIndexPage.js

staffIndexPage.js

787 ms

accordion_purr.js

accordion_purr.js

924 ms

index.js

index.js

926 ms

deferyoutubejs.js

deferyoutubejs.js

931 ms

ComponentLoadingBlock.js

ComponentLoadingBlock.js

930 ms

courses.js

courses.js

935 ms

blogList.js

blogList.js

935 ms

analytics.js

analytics.js

133 ms

gtm.js

gtm.js

183 ms

hotjar-1586582.js

hotjar-1586582.js

275 ms

fbevents.js

fbevents.js

183 ms

maxresdefault.jpg

maxresdefault.jpg

177 ms

uob-logo-guardian50.png

uob-logo-guardian50.png

622 ms

109628-Nursing-OE-MPU_AW-v2.png

109628-Nursing-OE-MPU_AW-v2.png

2006 ms

NSS-Home-MPU_AW-4.png

NSS-Home-MPU_AW-4.png

711 ms

109818-TeachingEvents-EmailHeader_AW-1.png

109818-TeachingEvents-EmailHeader_AW-1.png

906 ms

Website-banner-2-480x320.jpg

Website-banner-2-480x320.jpg

631 ms

109444-PG-control2-SQUARE_AW3.png

109444-PG-control2-SQUARE_AW3.png

632 ms

109691-DN-HV-MPU_AW.png

109691-DN-HV-MPU_AW.png

1017 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

808 ms

icon-microphone.png

icon-microphone.png

698 ms

appleapplogo.png

appleapplogo.png

697 ms

collect

collect

186 ms

1440983706080512

1440983706080512

136 ms

andriodapplogo.png

andriodapplogo.png

644 ms

TEF-2023-Silver-logo-RO-plus-words-01__ResizedImageWzMwMCwxMzNd.png

TEF-2023-Silver-logo-RO-plus-words-01__ResizedImageWzMwMCwxMzNd.png

658 ms

map.png

map.png

728 ms

Bolton-college.png

Bolton-college.png

673 ms

Alliance-learning.png

Alliance-learning.png

670 ms

js

js

115 ms

hotjar-1586582.js

hotjar-1586582.js

42 ms

ins.js

ins.js

258 ms

modules.2d5957a634efdccdd61d.js

modules.2d5957a634efdccdd61d.js

87 ms

Anderton-centre2.png

Anderton-centre2.png

629 ms

qqa.png

qqa.png

693 ms

Scheme-Participant-v2.png

Scheme-Participant-v2.png

868 ms

collect

collect

219 ms

CUG-web-banner_AW.png

CUG-web-banner_AW.png

966 ms

CUG-6years-2019-2024.png

CUG-6years-2019-2024.png

803 ms

HERO-IMG.png

HERO-IMG.png

1109 ms

bigbg.png

bigbg.png

871 ms

latestNewsBannerbgImg.png

latestNewsBannerbgImg.png

1087 ms

hometestimonialBg.png

hometestimonialBg.png

944 ms

Faculty-of-HealthWellbeing-Health-Social-Care-optimized2.jpg

Faculty-of-HealthWellbeing-Health-Social-Care-optimized2.jpg

994 ms

www.bolton.ac.uk

www.bolton.ac.uk

1649 ms

Media-actors-crew.jpg

Media-actors-crew.jpg

1055 ms

Art-Drawing3.jpg

Art-Drawing3.jpg

1114 ms

MAL05029-4.jpg

MAL05029-4.jpg

1186 ms

Management2.jpg

Management2.jpg

1125 ms

myboltonbg.png

myboltonbg.png

983 ms

ga-audiences

ga-audiences

47 ms

108710-web-graphics-update-Help-BG4.jpg

108710-web-graphics-update-Help-BG4.jpg

1043 ms

Accessibility Review

uob.ac accessibility score

74

Accessibility Issues

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-hidden="true"] elements contain focusable descendents

High

[role] values are not valid

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

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

Links do not have a discernible name

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.

Best Practices

uob.ac 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

uob.ac SEO score

77

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

High

Image elements do not have [alt] attributes

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 Uob.ac 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 Uob.ac 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

uob.ac

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