Report Summary

  • 74

    Performance

    Renders faster than
    83% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 46% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

jobs.york.ac.uk

Jobs - The University of York

Page Load Speed

2.8 sec in total

First Response

266 ms

Resources Loaded

2.3 sec

Page Rendered

185 ms

jobs.york.ac.uk screenshot

About Website

Welcome to jobs.york.ac.uk homepage info - get ready to check Jobs York best content for China right away, or after learning these important things about jobs.york.ac.uk

Visit jobs.york.ac.uk

Key Findings

We analyzed Jobs.york.ac.uk page load time and found that the first response time was 266 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

jobs.york.ac.uk performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

38/100

10%

LCP (Largest Contentful Paint)

Value4.2 s

45/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.5 s

82/100

10%

Network Requests Diagram

jobs.york.ac.uk

266 ms

jobs.york.ac.uk

376 ms

wd_portal.show_page

338 ms

modernizr.js

263 ms

basic-uoy.css

354 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that 83% of them (20 requests) were addressed to the original Jobs.york.ac.uk, 8% (2 requests) were made to Ssl.google-analytics.com and 4% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (802 ms) relates to the external source York.ac.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 121.9 kB (31%)

Content Size

393.8 kB

After Optimization

272.0 kB

In fact, the total size of Jobs.york.ac.uk main page is 393.8 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. Images take 245.8 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 12.6 kB

  • Original 16.3 kB
  • After minification 13.6 kB
  • After compression 3.7 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 2.7 kB, which is 16% 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 12.6 kB or 77% of the original size.

Image Optimization

-6%

Potential reduce by 15.2 kB

  • Original 245.8 kB
  • After minification 230.7 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. Jobs York images are well optimized though.

JavaScript Optimization

-44%

Potential reduce by 18.6 kB

  • Original 42.4 kB
  • After minification 42.0 kB
  • After compression 23.8 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 18.6 kB or 44% of the original size.

CSS Optimization

-84%

Potential reduce by 75.4 kB

  • Original 89.3 kB
  • After minification 60.3 kB
  • After compression 13.9 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. Jobs.york.ac.uk needs all CSS files to be minified and compressed as it can save up to 75.4 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (24%)

Requests Now

21

After Optimization

16

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jobs York. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

jobs.york.ac.uk accessibility score

78

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.

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

Form elements do not have associated labels

Best Practices

jobs.york.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

jobs.york.ac.uk SEO score

69

Search Engine Optimization Advices

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 Jobs.york.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 Jobs.york.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 Jobs York. 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: