Tools & Wizards About Us

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

nrgtechnologies.co.za

NRG Technologies

Page Load Speed

5.4 sec in total

First Response

1.1 sec

Resources Loaded

4.2 sec

Page Rendered

79 ms

About Website

Welcome to nrgtechnologies.co.za homepage info - get ready to check NRG Technologies best content right away, or after learning these important things about nrgtechnologies.co.za

Solar products, LED lighting, Induction lighting, Deep cycle batteries and Inverters

Visit nrgtechnologies.co.za

Key Findings

We analyzed Nrgtechnologies.co.za page load time and found that the first response time was 1.1 sec and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

nrgtechnologies.co.za performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value13.4 s

2/100

10%

TBT (Total Blocking Time)

Value340 ms

74/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value8.1 s

41/100

10%

Network Requests Diagram

nrgtechnologies.co.za

1105 ms

css-0b7ac-07904.css

481 ms

css-adfce-22132.css

945 ms

js-32ad7-12364.js

1183 ms

system.css

244 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that 75% of them (9 requests) were addressed to the original Nrgtechnologies.co.za, 17% (2 requests) were made to Google-analytics.com and 8% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Nrgtechnologies.co.za.

Page Optimization Overview & Recommendations

Page size can be reduced by 16.0 kB (8%)

Content Size

197.3 kB

After Optimization

181.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nrgtechnologies.co.za main page is 197.3 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. 15% of websites need less resources to load. Javascripts take 86.2 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 10.4 kB

  • Original 13.8 kB
  • After minification 12.2 kB
  • After compression 3.4 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 1.6 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 10.4 kB or 75% of the original size.

Image Optimization

-11%

Potential reduce by 4.6 kB

  • Original 43.0 kB
  • After minification 38.4 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. Obviously, NRG Technologies needs image optimization as it can save up to 4.6 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

-0%

Potential reduce by 62 B

  • Original 86.2 kB
  • After minification 86.2 kB
  • After compression 86.1 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

-2%

Potential reduce by 975 B

  • Original 54.4 kB
  • After minification 54.4 kB
  • After compression 53.4 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. Nrgtechnologies.co.za has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

9

After Optimization

9

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NRG Technologies. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

nrgtechnologies.co.za accessibility score

61

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

High

Links do not have a discernible name

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.

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

nrgtechnologies.co.za 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

nrgtechnologies.co.za SEO score

100

Search Engine Optimization Advices

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 Nrgtechnologies.co.za 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 Nrgtechnologies.co.za 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 NRG Technologies. 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: