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elearning.networkrail.co.uk screenshot

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

elearning.networkrail.co.uk

Log in to the site | Network Rail eLearning

Page Load Speed

2.2 sec in total

First Response

331 ms

Resources Loaded

1.7 sec

Page Rendered

162 ms

elearning.networkrail.co.uk screenshot

About Website

Visit elearning.networkrail.co.uk now to see the best up-to-date ELearning Network Rail content for United Kingdom and also check out these interesting facts you probably never knew about elearning.networkrail.co.uk

Visit elearning.networkrail.co.uk

Key Findings

We analyzed Elearning.networkrail.co.uk page load time and found that the first response time was 331 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

elearning.networkrail.co.uk performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value10.4 s

0/100

25%

SI (Speed Index)

Value6.6 s

38/100

10%

TBT (Total Blocking Time)

Value830 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value1.875

0/100

15%

TTI (Time to Interactive)

Value8.4 s

39/100

10%

Network Requests Diagram

elearning.networkrail.co.uk

331 ms

elearning.networkrail.co.uk

378 ms

index.php

178 ms

yui_combo.php

158 ms

yui_combo.php

488 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that 86% of them (19 requests) were addressed to the original Elearning.networkrail.co.uk, 9% (2 requests) were made to Google-analytics.com and 5% (1 request) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (573 ms) belongs to the original domain Elearning.networkrail.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 268.7 kB (41%)

Content Size

655.1 kB

After Optimization

386.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Elearning.networkrail.co.uk main page is 655.1 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. 25% of websites need less resources to load. Javascripts take 356.7 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 10.0 kB

  • Original 13.8 kB
  • After minification 11.7 kB
  • After compression 3.8 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 2.1 kB, which is 15% 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 10.0 kB or 73% of the original size.

Image Optimization

-11%

Potential reduce by 32.1 kB

  • Original 284.6 kB
  • After minification 252.5 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, ELearning Network Rail needs image optimization as it can save up to 32.1 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-64%

Potential reduce by 226.5 kB

  • Original 356.7 kB
  • After minification 353.0 kB
  • After compression 130.2 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 226.5 kB or 64% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (47%)

Requests Now

19

After Optimization

10

  • Images
  • JavaScript
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ELearning Network Rail. 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 from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

elearning.networkrail.co.uk

elearning.networkrail.co.uk

331 ms

elearning.networkrail.co.uk

elearning.networkrail.co.uk

378 ms

index.php

index.php

178 ms

yui_combo.php

yui_combo.php

158 ms

yui_combo.php

yui_combo.php

488 ms

styles.php

styles.php

558 ms

styles.php

styles.php

518 ms

styles.php

styles.php

573 ms

javascript-static.js

javascript-static.js

326 ms

jquery.js

jquery.js

544 ms

bootstrap-dropdown.js

bootstrap-dropdown.js

339 ms

bootstrap-collapse.js

bootstrap-collapse.js

455 ms

analytics.js

analytics.js

94 ms

ga.js

ga.js

115 ms

login_bg.jpg

login_bg.jpg

114 ms

login_image_01.jpg

login_image_01.jpg

113 ms

login_image_02.jpg

login_image_02.jpg

247 ms

login_image_03.jpg

login_image_03.jpg

111 ms

login_image_04.jpg

login_image_04.jpg

110 ms

loggedin_icon

loggedin_icon

98 ms

login_btn_n

login_btn_n

158 ms

collect

collect

31 ms

Accessibility Review

elearning.networkrail.co.uk accessibility score

93

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

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

elearning.networkrail.co.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

High

Page has valid source maps

SEO Factors

elearning.networkrail.co.uk SEO score

82

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

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 Elearning.networkrail.co.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 Elearning.networkrail.co.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

elearning.networkrail.co.uk

Open Graph description is not detected on the main page of ELearning Network Rail. 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: