Report Summary

  • 78

    Performance

    Renders faster than
    85% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

jcr.worc.ox.ac.uk

Junior Common Room – Worcester College

Page Load Speed

1.7 sec in total

First Response

421 ms

Resources Loaded

1.1 sec

Page Rendered

182 ms

jcr.worc.ox.ac.uk screenshot

About Website

Visit jcr.worc.ox.ac.uk now to see the best up-to-date Jcr Worc Ox content for United Kingdom and also check out these interesting facts you probably never knew about jcr.worc.ox.ac.uk

Visit jcr.worc.ox.ac.uk

Key Findings

We analyzed Jcr.worc.ox.ac.uk page load time and found that the first response time was 421 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

jcr.worc.ox.ac.uk performance score

78

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

35/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.3 s

94/100

10%

Network Requests Diagram

jcr.worc.ox.ac.uk

421 ms

style.min.css

88 ms

jquery.fancybox.min.css

163 ms

css

16 ms

style.css

164 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 72% of them (13 requests) were addressed to the original Jcr.worc.ox.ac.uk, 22% (4 requests) were made to Fonts.gstatic.com and 6% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (421 ms) belongs to the original domain Jcr.worc.ox.ac.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 52.1 kB (17%)

Content Size

299.7 kB

After Optimization

247.5 kB

In fact, the total size of Jcr.worc.ox.ac.uk main page is 299.7 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. 35% of websites need less resources to load. Images take 181.8 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 40.0 kB

  • Original 48.7 kB
  • After minification 46.8 kB
  • After compression 8.7 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 40.0 kB or 82% of the original size.

Image Optimization

-5%

Potential reduce by 9.3 kB

  • Original 181.8 kB
  • After minification 172.4 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. Jcr Worc Ox images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 198 B

  • Original 43.6 kB
  • After minification 43.6 kB
  • After compression 43.4 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

-10%

Potential reduce by 2.6 kB

  • Original 25.6 kB
  • After minification 25.6 kB
  • After compression 22.9 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. Jcr.worc.ox.ac.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 9 (69%)

Requests Now

13

After Optimization

4

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jcr Worc Ox. 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 from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

jcr.worc.ox.ac.uk accessibility score

69

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

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

jcr.worc.ox.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

jcr.worc.ox.ac.uk SEO score

77

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

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

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 Jcr.worc.ox.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 Jcr.worc.ox.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 Jcr Worc Ox. 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: