Tools & Wizards About Us
raeng.org.uk screenshot

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

raeng.org.uk

Royal Academy of Engineering

Page Load Speed

4.2 sec in total

First Response

627 ms

Resources Loaded

3.1 sec

Page Rendered

483 ms

raeng.org.uk screenshot

About Website

Visit raeng.org.uk now to see the best up-to-date Raeng content for United Kingdom and also check out these interesting facts you probably never knew about raeng.org.uk

We are a charity that harnesses the power of engineering to build a sustainable society and an inclusive economy that works for everyone.

Visit raeng.org.uk

Key Findings

We analyzed Raeng.org.uk page load time and found that the first response time was 627 ms and then it took 3.6 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

raeng.org.uk performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value23.6 s

0/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value1,630 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.264

46/100

15%

TTI (Time to Interactive)

Value28.4 s

0/100

10%

Network Requests Diagram

raeng.org.uk

627 ms

bootstrap.min.css

158 ms

mmenu.min.css

246 ms

aos.min.css

329 ms

magicscroll.min.css

309 ms

Our browser made a total of 127 requests to load all elements on the main page. We found that 23% of them (29 requests) were addressed to the original Raeng.org.uk, 63% (80 requests) were made to Raengstorageprod.blob.core.windows.net and 5% (6 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Raengstorageprod.blob.core.windows.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 789.8 kB (16%)

Content Size

4.9 MB

After Optimization

4.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Raeng.org.uk 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.3 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 148.0 kB

  • Original 169.7 kB
  • After minification 119.4 kB
  • After compression 21.7 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 50.3 kB, which is 30% 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 148.0 kB or 87% of the original size.

Image Optimization

-13%

Potential reduce by 582.2 kB

  • Original 4.3 MB
  • After minification 3.8 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. Obviously, Raeng needs image optimization as it can save up to 582.2 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-20%

Potential reduce by 54.9 kB

  • Original 276.2 kB
  • After minification 276.2 kB
  • After compression 221.3 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 54.9 kB or 20% of the original size.

CSS Optimization

-5%

Potential reduce by 4.7 kB

  • Original 89.5 kB
  • After minification 89.5 kB
  • After compression 84.9 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. Raeng.org.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 19 (16%)

Requests Now

117

After Optimization

98

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 117 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Raeng. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

raeng.org.uk

raeng.org.uk

627 ms

bootstrap.min.css

bootstrap.min.css

158 ms

mmenu.min.css

mmenu.min.css

246 ms

aos.min.css

aos.min.css

329 ms

magicscroll.min.css

magicscroll.min.css

309 ms

slick.min.css

slick.min.css

316 ms

slick-theme.min.css

slick-theme.min.css

331 ms

style.min.css

style.min.css

395 ms

all.css

all.css

38 ms

vendor.min.js

vendor.min.js

475 ms

uc.js

uc.js

32 ms

js

js

65 ms

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317 ms

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89 ms

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hotjar-2373764.js

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64 ms

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348 ms

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Accessibility Review

raeng.org.uk accessibility score

85

Accessibility Issues

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

Buttons do not have an accessible name

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

raeng.org.uk best practices score

67

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

raeng.org.uk SEO score

85

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

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

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 Raeng.org.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 Raeng.org.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

raeng.org.uk

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