Tools & Wizards About Us

Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

vb-tech.co.za

Vb-Tech Links Visual Basic Cape Town South Africa Communications Music Finance Science Space Astronomy Antarctica Philately

Page Load Speed

1.8 sec in total

First Response

524 ms

Resources Loaded

1.2 sec

Page Rendered

78 ms

About Website

Welcome to vb-tech.co.za homepage info - get ready to check Vb Tech best content right away, or after learning these important things about vb-tech.co.za

Vb-Tech links to Visual Basic, Cape Town, Antarctica, South Africa, Communications, Philately, Music, Finance, Science and Astronomy

Visit vb-tech.co.za

Key Findings

We analyzed Vb-tech.co.za page load time and found that the first response time was 524 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

vb-tech.co.za performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value1.9 s

98/100

25%

SI (Speed Index)

Value2.4 s

98/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value1.4 s

100/100

10%

Network Requests Diagram

vb-tech.co.za

524 ms

www.vb-tech.co.za

464 ms

main2.css

99 ms

adserv.php

68 ms

vb_logo2.gif

195 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that 90% of them (9 requests) were addressed to the original Vb-tech.co.za, 10% (1 request) were made to Affman.co.za. The less responsive or slowest element that took the longest time to load (524 ms) belongs to the original domain Vb-tech.co.za.

Page Optimization Overview & Recommendations

Page size can be reduced by 14.4 kB (68%)

Content Size

21.2 kB

After Optimization

6.8 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Vb-tech.co.za main page is 21.2 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. Only 5% of websites need less resources to load. HTML takes 17.5 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 13.9 kB

  • Original 17.5 kB
  • After minification 17.5 kB
  • After compression 3.6 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 13.9 kB or 80% of the original size.

Image Optimization

-11%

Potential reduce by 329 B

  • Original 3.1 kB
  • After minification 2.8 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, Vb Tech needs image optimization as it can save up to 329 B or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-20%

Potential reduce by 116 B

  • Original 577 B
  • After minification 577 B
  • After compression 461 B

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. Vb-tech.co.za needs all CSS files to be minified and compressed as it can save up to 116 B or 20% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

7

After Optimization

7

  • Images
  • CSS

The browser has sent 7 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vb Tech. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

vb-tech.co.za accessibility score

61

Accessibility Issues

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

vb-tech.co.za best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

vb-tech.co.za SEO score

67

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

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vb-tech.co.za 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 Vb-tech.co.za main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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