Report Summary

  • 3

    Performance

    Renders faster than
    20% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 89% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

nie.co.uk

Network company for connections, meter reading, outage updates | Northern Ireland Electricity Networks

Page Load Speed

2.6 sec in total

First Response

282 ms

Resources Loaded

2 sec

Page Rendered

253 ms

nie.co.uk screenshot

About Website

Welcome to nie.co.uk homepage info - get ready to check Nie best content right away, or after learning these important things about nie.co.uk

NIE Networks owns the electricity transmission and distribution network. View a list of suppliers or the utility regulator website.

Visit nie.co.uk

Key Findings

We analyzed Nie.co.uk page load time and found that the first response time was 282 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

nie.co.uk performance score

3

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value10.3 s

0/100

25%

SI (Speed Index)

Value32.3 s

0/100

10%

TBT (Total Blocking Time)

Value10,980 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.595

11/100

15%

TTI (Time to Interactive)

Value100.6 s

0/100

10%

Network Requests Diagram

nie.co.uk

282 ms

www.nienetworks.co.uk

752 ms

bootstrap.min.css

264 ms

NIE.css

273 ms

colorbox.css

182 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Nie.co.uk, 59% (29 requests) were made to Nienetworks.co.uk and 8% (4 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (752 ms) relates to the external source Nienetworks.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 513.5 kB (46%)

Content Size

1.1 MB

After Optimization

609.9 kB

In fact, the total size of Nie.co.uk main page is 1.1 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. 50% of websites need less resources to load. Images take 577.3 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 27.8 kB

  • Original 39.1 kB
  • After minification 34.7 kB
  • After compression 11.4 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 4.4 kB, which is 11% 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 27.8 kB or 71% of the original size.

Image Optimization

-21%

Potential reduce by 119.8 kB

  • Original 577.3 kB
  • After minification 457.6 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, Nie needs image optimization as it can save up to 119.8 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 198.3 kB

  • Original 304.6 kB
  • After minification 272.6 kB
  • After compression 106.2 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 198.3 kB or 65% of the original size.

CSS Optimization

-83%

Potential reduce by 167.6 kB

  • Original 202.4 kB
  • After minification 188.6 kB
  • After compression 34.8 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. Nie.co.uk needs all CSS files to be minified and compressed as it can save up to 167.6 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (58%)

Requests Now

43

After Optimization

18

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

nie.co.uk accessibility score

96

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

nie.co.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

nie.co.uk SEO score

92

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

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nie.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Nie.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

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