Tools & Wizards About Us
vr-lab.biz screenshot

Report Summary

  • 0

    Performance

  • 33

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

vr-lab.biz

Vaping Research Laboratory - GC/MS and GC/FID Lab in Durban North, South Africa

Page Load Speed

25.9 sec in total

First Response

260 ms

Resources Loaded

25.4 sec

Page Rendered

220 ms

vr-lab.biz screenshot

About Website

Welcome to vr-lab.biz homepage info - get ready to check Vr Lab best content for South Africa right away, or after learning these important things about vr-lab.biz

GCMS, GC/MS, GCFID, GC/FID, Laboratory, Research Laboratory, Vaping, COPD, South Africa, Durban North, Nicotine, Gas Chromatography, Dave Swanepoel, David Swanepoel, vaping research laboratory

Visit vr-lab.biz

Key Findings

We analyzed Vr-lab.biz page load time and found that the first response time was 260 ms and then it took 25.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

vr-lab.biz performance score

0

Network Requests Diagram

vr-lab.biz

260 ms

vrl

860 ms

3024 ms

validate.js

2839 ms

33 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that 8% of them (1 request) were addressed to the original Vr-lab.biz, 67% (8 requests) were made to Softpro.redirectme.net and 17% (2 requests) were made to Labs.researcherid.com. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source Softpro.redirectme.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.5 kB (57%)

Content Size

6.2 kB

After Optimization

2.7 kB

  • HTML
  • JavaScript

In fact, the total size of Vr-lab.biz main page is 6.2 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Javascripts take 5.1 kB which makes up the majority of the site volume.

HTML Optimization

-52%

Potential reduce by 539 B

  • Original 1.0 kB
  • After minification 1.0 kB
  • After compression 499 B

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 539 B or 52% of the original size.

JavaScript Optimization

-58%

Potential reduce by 3.0 kB

  • Original 5.1 kB
  • After minification 5.1 kB
  • After compression 2.2 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 3.0 kB or 58% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (38%)

Requests Now

8

After Optimization

5

  • AJAX
  • Images
  • JavaScript

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vr Lab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

vr-lab.biz

vr-lab.biz

260 ms

vrl

vrl

860 ms

3024 ms

validate.js

validate.js

2839 ms

33 ms

null.gif

null.gif

376 ms

vrl13.jpg

vrl13.jpg

12648 ms

VapingSAGCSystem.jpg

VapingSAGCSystem.jpg

19908 ms

VapingSAGCSystema.jpg

VapingSAGCSystema.jpg

16315 ms

VapingSAGCSystemb.jpg

VapingSAGCSystemb.jpg

19909 ms

afca.cgi

afca.cgi

97 ms

mashlet-loader.js

mashlet-loader.js

35 ms

Accessibility Review

vr-lab.biz accessibility score

33

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

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

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

vr-lab.biz best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

vr-lab.biz SEO score

67

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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 Vr-lab.biz 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 Vr-lab.biz 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

vr-lab.biz

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