Tools & Wizards About Us

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

firstclassvitamins.com.au

USANA Health Sciences

Page Load Speed

1.6 sec in total

First Response

486 ms

Resources Loaded

1.1 sec

Page Rendered

57 ms

About Website

Visit firstclassvitamins.com.au now to see the best up-to-date Firstclassvitamins content and also check out these interesting facts you probably never knew about firstclassvitamins.com.au

Discover the innovative world of personalized cellular nutrition at USANA, and choose supplements, skin care, and diet/energy solutions for your personal needs. USANA is a global company that produces...

Visit firstclassvitamins.com.au

Key Findings

We analyzed Firstclassvitamins.com.au page load time and found that the first response time was 486 ms and then it took 1.1 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

firstclassvitamins.com.au performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value12.3 s

0/100

25%

SI (Speed Index)

Value7.7 s

24/100

10%

TBT (Total Blocking Time)

Value4,380 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.234

53/100

15%

TTI (Time to Interactive)

Value12.8 s

13/100

10%

Network Requests Diagram

firstclassvitamins.com.au

486 ms

66 ms

gtm.js

72 ms

scripts.947d3f6e2b89a25a.js

74 ms

styles.03b9a4d1b316f124.css

137 ms

Our browser made a total of 5 requests to load all elements on the main page. We found that 20% of them (1 request) were addressed to the original Firstclassvitamins.com.au, 60% (3 requests) were made to Fcv.usana.com and 20% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (486 ms) belongs to the original domain Firstclassvitamins.com.au.

Page Optimization Overview & Recommendations

Page size can be reduced by 6.7 kB (20%)

Content Size

34.2 kB

After Optimization

27.5 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Firstclassvitamins.com.au main page is 34.2 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. CSS take 22.1 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 6.5 kB

  • Original 9.7 kB
  • After minification 9.5 kB
  • After compression 3.2 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 6.5 kB or 67% of the original size.

JavaScript Optimization

-2%

Potential reduce by 45 B

  • Original 2.4 kB
  • After minification 2.4 kB
  • After compression 2.4 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

-1%

Potential reduce by 128 B

  • Original 22.1 kB
  • After minification 22.1 kB
  • After compression 22.0 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. Firstclassvitamins.com.au has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

3

After Optimization

3

  • JavaScript
  • CSS

The browser has sent 3 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Firstclassvitamins. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

firstclassvitamins.com.au accessibility score

89

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Best Practices

firstclassvitamins.com.au 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

firstclassvitamins.com.au SEO score

79

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

    N/A

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Firstclassvitamins.com.au can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Firstclassvitamins.com.au 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 data is detected on the main page of Firstclassvitamins. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: