Access yuoptometry.com. Optometrist in Richmond, BC | Dr. Jennifer Yu Optometry Centre

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value4.2 s

78/100

10%

TBT (Total Blocking Time)

Value280 ms

81/100

30%

CLS (Cumulative Layout Shift)

Value0.052

98/100

15%

TTI (Time to Interactive)

Value8.6 s

37/100

10%

yuoptometry.com

44 ms

yuoptometry.com

168 ms

www.yuoptometry.com

26 ms

www.yuoptometry.com

377 ms

c1a4610620ed0956760d48854dc3d353.opt-min.cr.css

48 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 16% of them (9 requests) were addressed to the original Yuoptometry.com, 47% (26 requests) were made to Cdcssl.ibsrv.net and 16% (9 requests) were made to . The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Cdcssl.ibsrv.net.

Content Size

1.1 MB

After Optimization

478.3 kB

In fact, the total size of Yuoptometry.com main page is 1.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Javascripts take 598.1 kB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 378.3 kB

Original 411.6 kB
After minification 411.1 kB
After compression 33.2 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 378.3 kB or 92% of the original size.

Image Optimization

-17%

Potential reduce by 13.7 kB

Original 82.3 kB
After minification 68.6 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, Yu Optometry needs image optimization as it can save up to 13.7 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-46%

Potential reduce by 277.2 kB

Original 598.1 kB
After minification 598.1 kB
After compression 320.9 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 277.2 kB or 46% of the original size.

CSS Optimization

-0%

Potential reduce by 58 B

Original 55.6 kB
After minification 55.6 kB
After compression 55.5 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. Yuoptometry.com has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yu Optometry. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-hidden="true"] elements contain focusable descendents

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.

High

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

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

High

Links are not crawlable

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/).

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 Yuoptometry.com 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 Yuoptometry.com 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

yuoptometry.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Optometrist in Richmond, BC | Dr. Jennifer Yu Optometry Centre

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

yuoptometry.com

yuoptometry.com

www.yuoptometry.com

www.yuoptometry.com

c1a4610620ed0956760d48854dc3d353.opt-min.cr.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

yuoptometry.com

yuoptometry.com

www.yuoptometry.com

www.yuoptometry.com

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js-defer.js

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