Access spc.ox.ac.uk. St Peter's College, University of Oxford

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

55/100

25%

SI (Speed Index)

Value9.5 s

11/100

10%

TBT (Total Blocking Time)

Value1,410 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0.073

96/100

15%

TTI (Time to Interactive)

Value17.0 s

4/100

10%

spc.ox.ac.uk

429 ms

www.spc.ox.ac.uk

634 ms

css2

38 ms

jquery.min.js

51 ms

style_settings.css

136 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 72% of them (48 requests) were addressed to the original Spc.ox.ac.uk, 9% (6 requests) were made to Fonts.gstatic.com and 7% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Spc.ox.ac.uk.

Content Size

3.5 MB

After Optimization

3.4 MB

In fact, the total size of Spc.ox.ac.uk main page is 3.5 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 3.2 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 37.8 kB

Original 48.2 kB
After minification 46.8 kB
After compression 10.3 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 37.8 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

Original 3.2 MB
After minification 3.2 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. Spc Ox images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 2.6 kB

Original 165.2 kB
After minification 165.2 kB
After compression 162.6 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 0 B

Original 59.3 kB
After minification 59.3 kB
After compression 59.3 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. Spc.ox.ac.uk has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Spc 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 11 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

ARIA input fields do not have accessible names

High

[aria-*] attributes are not valid or misspelled

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

<frame> or <iframe> elements do not have a title

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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/).

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 Spc.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 Spc.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

spc.ox.ac.uk

Open Graph description is not detected on the main page of Spc 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

St Peter's College, University of Oxford | St Peter's College Oxford

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

spc.ox.ac.uk

www.spc.ox.ac.uk

css2

jquery.min.js

style_settings.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

spc.ox.ac.uk

www.spc.ox.ac.uk

css2

jquery.min.js

style_settings.css

rb-front.css

search-forms.css

jquery.min.js

jquery-migrate.min.js

rb-front.min.js

script.min.js

js

pmEzsvrTWag

spc-crest-white.svg

spc-crest-gold.svg

icon-arrow-down-white.svg

icon-facebook-white.svg

icon-instagram-white.svg

icon-twitter-x-white.svg

icon-youtube-white.svg

spc-logo-colour.svg

spc-logo-white.svg

CBQ7-1087-1440x960.jpg

SPC2-136-1440x960.jpg

SPC1-1756-1440x960.jpg

SPC2-349-1440x960.jpg

SPC1-383.jpg

SPC1-35-1440x960.jpg

SPC1-991-1440x960.jpg

spc-text-uofo-white.svg

SPC2-1567_students-1440x817.jpg

SPC23a-556-1440x960.jpg

spc-crest-green.svg

Diversity-6649-1440x961.jpg

icon-facebook.svg

icon-arrow.svg

SPC26-508-1440x960.jpg

icon-instagram.svg

June14-127-1440x961.jpg

icon-twitter-x.svg

choir-chapel-singing-1440x960.jpg

icon-youtube.svg

Screenshot-2024-07-01-160657.jpg