Report Summary

  • 57

    Performance

    Renders faster than
    74% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 75% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

webpay.port.ac.uk

University of Portsmouth | Open

Page Load Speed

5.2 sec in total

First Response

1.5 sec

Resources Loaded

3.6 sec

Page Rendered

133 ms

webpay.port.ac.uk screenshot

About Website

Visit webpay.port.ac.uk now to see the best up-to-date Webpay Port content for United Kingdom and also check out these interesting facts you probably never knew about webpay.port.ac.uk

Visit webpay.port.ac.uk

Key Findings

We analyzed Webpay.port.ac.uk page load time and found that the first response time was 1.5 sec and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

webpay.port.ac.uk performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value6.8 s

34/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value6.7 s

56/100

10%

Network Requests Diagram

webpay.port.ac.uk

1456 ms

612 ms

merge.css

176 ms

jquery-1.6.2.min.js

669 ms

jquery-ui-1.8.18.custom.min.js

901 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 80% of them (20 requests) were addressed to the original Webpay.port.ac.uk, 8% (2 requests) were made to Seal.thawte.com and 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Webpay.port.ac.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 401.6 kB (71%)

Content Size

563.2 kB

After Optimization

161.6 kB

In fact, the total size of Webpay.port.ac.uk main page is 563.2 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. 20% of websites need less resources to load. Javascripts take 421.1 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 20.7 kB

  • Original 26.4 kB
  • After minification 21.9 kB
  • After compression 5.7 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. This page needs HTML code to be minified as it can gain 4.5 kB, which is 17% 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 20.7 kB or 78% of the original size.

Image Optimization

-52%

Potential reduce by 11.6 kB

  • Original 22.4 kB
  • After minification 10.8 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, Webpay Port needs image optimization as it can save up to 11.6 kB or 52% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-69%

Potential reduce by 290.6 kB

  • Original 421.1 kB
  • After minification 405.0 kB
  • After compression 130.5 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 290.6 kB or 69% of the original size.

CSS Optimization

-84%

Potential reduce by 78.7 kB

  • Original 93.3 kB
  • After minification 93.2 kB
  • After compression 14.6 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. Webpay.port.ac.uk needs all CSS files to be minified and compressed as it can save up to 78.7 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (26%)

Requests Now

23

After Optimization

17

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Webpay Port. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

webpay.port.ac.uk accessibility score

90

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

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

Some elements have a [tabindex] value greater than 0

Best Practices

webpay.port.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

webpay.port.ac.uk SEO score

81

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

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 Webpay.port.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 Webpay.port.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 description is not detected on the main page of Webpay Port. 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: