Tools & Wizards About Us
cristallopticians.ca screenshot

Report Summary

  • 79

    Performance

    Renders faster than
    85% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

cristallopticians.ca

Cristall Opticians Toronto - Optician, Optometrist, Eyeglasses

Page Load Speed

1.4 sec in total

First Response

99 ms

Resources Loaded

488 ms

Page Rendered

833 ms

cristallopticians.ca screenshot

About Website

Welcome to cristallopticians.ca homepage info - get ready to check Cristall Opticians best content right away, or after learning these important things about cristallopticians.ca

At Cristall Opticians Toronto, we believe in fabulous eyeglasses and exceptional eye exams while providing outstanding customer service.

Visit cristallopticians.ca

Key Findings

We analyzed Cristallopticians.ca page load time and found that the first response time was 99 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 30% of websites can load faster.

Performance Metrics

cristallopticians.ca performance score

79

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

39/100

25%

SI (Speed Index)

Value2.4 s

98/100

10%

TBT (Total Blocking Time)

Value220 ms

87/100

30%

CLS (Cumulative Layout Shift)

Value0.019

100/100

15%

TTI (Time to Interactive)

Value4.4 s

83/100

10%

Network Requests Diagram

cristallopticians.ca

99 ms

qt=q:95

141 ms

script.js

48 ms

UX.4.43.14.js

72 ms

script.js

59 ms

Our browser made a total of 9 requests to load all elements on the main page. We found that 11% of them (1 request) were addressed to the original Cristallopticians.ca, 89% (8 requests) were made to Img1.wsimg.com. The less responsive or slowest element that took the longest time to load (346 ms) relates to the external source Img1.wsimg.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 384.3 kB (57%)

Content Size

672.4 kB

After Optimization

288.1 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Cristallopticians.ca main page is 672.4 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 346.3 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 191.7 kB

  • Original 219.4 kB
  • After minification 219.4 kB
  • After compression 27.7 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 191.7 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 106.7 kB
  • After minification 106.7 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. Cristall Opticians images are well optimized though.

JavaScript Optimization

-56%

Potential reduce by 192.6 kB

  • Original 346.3 kB
  • After minification 346.3 kB
  • After compression 153.7 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 192.6 kB or 56% of the original size.

Requests Breakdown

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

Requests Now

8

After Optimization

5

  • Images
  • JavaScript

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cristall Opticians. 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

cristallopticians.ca

cristallopticians.ca

99 ms

qt=q:95

qt=q:95

141 ms

script.js

script.js

48 ms

UX.4.43.14.js

UX.4.43.14.js

72 ms

script.js

script.js

59 ms

rs=w:1920,m

rs=w:1920,m

346 ms

rs=w:1920,m

rs=w:1920,m

249 ms

rs=w:515,h:234,cg:true

rs=w:515,h:234,cg:true

160 ms

scc-c2.min.js

scc-c2.min.js

45 ms

Accessibility Review

cristallopticians.ca accessibility score

82

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

cristallopticians.ca 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

Page has valid source maps

SEO Factors

cristallopticians.ca SEO score

89

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

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cristallopticians.ca 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 Cristallopticians.ca 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

cristallopticians.ca

Open Graph data is detected on the main page of Cristall Opticians. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: