Tools & Wizards About Us
vigoroptical.com screenshot

Report Summary

  • 69

    Performance

    Renders faster than
    81% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 50% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 89

    SEO

    Google-friendlier than
    67% of websites

vigoroptical.com

Vigor Optical: Tools and Supplies for the Optical Industry

Page Load Speed

1.4 sec in total

First Response

382 ms

Resources Loaded

928 ms

Page Rendered

132 ms

vigoroptical.com screenshot

About Website

Click here to check amazing Vigor Optical content for Canada. Otherwise, check out these important facts you probably never knew about vigoroptical.com

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Key Findings

We analyzed Vigoroptical.com page load time and found that the first response time was 382 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 20% of websites can load faster.

Performance Metrics

vigoroptical.com performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

50/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

22/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.043

99/100

15%

TTI (Time to Interactive)

Value6.7 s

56/100

10%

Network Requests Diagram

vigoroptical.com

382 ms

css-base.css

213 ms

css-element.css

277 ms

css-contents.css

274 ms

css-edits.css

285 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 35% of them (6 requests) were addressed to the original Vigoroptical.com, 12% (2 requests) were made to Ep.yimg.com and 12% (2 requests) were made to Yui.yahooapis.com. The less responsive or slowest element that took the longest time to load (382 ms) belongs to the original domain Vigoroptical.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 91.6 kB (60%)

Content Size

153.2 kB

After Optimization

61.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vigoroptical.com main page is 153.2 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. 40% of websites need less resources to load. Javascripts take 91.4 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 6.5 kB

  • Original 9.3 kB
  • After minification 9.2 kB
  • After compression 2.8 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 70% of the original size.

Image Optimization

-8%

Potential reduce by 2.9 kB

  • Original 35.1 kB
  • After minification 32.3 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. Vigor Optical images are well optimized though.

JavaScript Optimization

-75%

Potential reduce by 68.2 kB

  • Original 91.4 kB
  • After minification 84.5 kB
  • After compression 23.2 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 68.2 kB or 75% of the original size.

CSS Optimization

-81%

Potential reduce by 14.0 kB

  • Original 17.4 kB
  • After minification 13.0 kB
  • After compression 3.4 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. Vigoroptical.com needs all CSS files to be minified and compressed as it can save up to 14.0 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (63%)

Requests Now

16

After Optimization

6

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vigor Optical. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

vigoroptical.com

vigoroptical.com

382 ms

css-base.css

css-base.css

213 ms

css-element.css

css-element.css

277 ms

css-contents.css

css-contents.css

274 ms

css-edits.css

css-edits.css

285 ms

loader_536a99d.js

loader_536a99d.js

41 ms

yhst-59168529959315_2272_23276

yhst-59168529959315_2272_23276

20 ms

ecomby1_small.gif

ecomby1_small.gif

8 ms

index-3.gif

index-3.gif

10 ms

css-base.css

css-base.css

210 ms

1458423683816___fc_yhst-59168529959315.js

1458423683816___fc_yhst-59168529959315.js

29 ms

combo

combo

7 ms

combo

combo

21 ms

promo_manager_bui_a784667.js

promo_manager_bui_a784667.js

5 ms

promo_manager_bui_193214.css

promo_manager_bui_193214.css

3 ms

product

product

13 ms

4968a892164969a90c64cef6a0c22ac8

4968a892164969a90c64cef6a0c22ac8

33 ms

Accessibility Review

vigoroptical.com accessibility score

80

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

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

Form elements do not have associated labels

Best Practices

vigoroptical.com best practices score

67

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

High

Browser errors were logged to the console

SEO Factors

vigoroptical.com SEO score

89

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vigoroptical.com 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 Vigoroptical.com main page’s claimed encoding is . 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

vigoroptical.com

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