Tools & Wizards About Us
en.smartbuyglasses.ch screenshot

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

en.smartbuyglasses.ch

Glasses | Buy Glasses Online | SmartBuyGlasses Switzerland

Page Load Speed

4 sec in total

First Response

117 ms

Resources Loaded

1.4 sec

Page Rendered

2.4 sec

en.smartbuyglasses.ch screenshot

About Website

Click here to check amazing En Smart Buy Glasses content for Switzerland. Otherwise, check out these important facts you probably never knew about en.smartbuyglasses.ch

Buy 80,000+ designer sunglasses & glasses online. Top Brands, Best Prices! Plus Free Shipping and 100 day returns.

Visit en.smartbuyglasses.ch

Key Findings

We analyzed En.smartbuyglasses.ch page load time and found that the first response time was 117 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

en.smartbuyglasses.ch performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value8.7 s

1/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value3,410 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value19.5 s

2/100

10%

Network Requests Diagram

en.smartbuyglasses.ch

117 ms

en.smartbuyglasses.ch

152 ms

gtm.js

99 ms

css-desktop-layouts-v2-748b046112.css

161 ms

css-desktop-homepage-v2-40c534f0c4.css

216 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original En.smartbuyglasses.ch, 52% (25 requests) were made to Image1.cdnsbg.com and 31% (15 requests) were made to Static.cdnsbg.com. The less responsive or slowest element that took the longest time to load (817 ms) relates to the external source Image2.cdnsbg.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 441.4 kB (51%)

Content Size

861.7 kB

After Optimization

420.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of En.smartbuyglasses.ch main page is 861.7 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. 55% of websites need less resources to load. HTML takes 490.2 kB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 440.9 kB

  • Original 490.2 kB
  • After minification 342.3 kB
  • After compression 49.3 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. This page needs HTML code to be minified as it can gain 147.9 kB, which is 30% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 440.9 kB or 90% of the original size.

Image Optimization

-0%

Potential reduce by 317 B

  • Original 65.1 kB
  • After minification 64.8 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. En Smart Buy Glasses images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 183 B

  • Original 238.4 kB
  • After minification 238.4 kB
  • After compression 238.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 68.0 kB
  • After minification 68.0 kB
  • After compression 68.0 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. En.smartbuyglasses.ch has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 8 (22%)

Requests Now

37

After Optimization

29

  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of En Smart Buy Glasses. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

en.smartbuyglasses.ch

en.smartbuyglasses.ch

117 ms

en.smartbuyglasses.ch

en.smartbuyglasses.ch

152 ms

gtm.js

gtm.js

99 ms

css-desktop-layouts-v2-748b046112.css

css-desktop-layouts-v2-748b046112.css

161 ms

css-desktop-homepage-v2-40c534f0c4.css

css-desktop-homepage-v2-40c534f0c4.css

216 ms

js-desktop-jquery-v360-6440674e44.js

js-desktop-jquery-v360-6440674e44.js

336 ms

js-tracking-googleBtwHB-525dc231bd.js

js-tracking-googleBtwHB-525dc231bd.js

258 ms

js-desktop-homepage-v2-79e1ab7114.js

js-desktop-homepage-v2-79e1ab7114.js

223 ms

js-desktop-layouts-v2-b4aae80af1.js

js-desktop-layouts-v2-b4aae80af1.js

291 ms

js-autoComplete-V4-23-3-466f5bb3d2.js

js-autoComplete-V4-23-3-466f5bb3d2.js

174 ms

desktop-logo-SmartBuyGlasses.svg

desktop-logo-SmartBuyGlasses.svg

146 ms

57432d949836d513d73f07035ea7325c.png

57432d949836d513d73f07035ea7325c.png

817 ms

desktop-logo-no-text.svg

desktop-logo-no-text.svg

406 ms

49317e5b706cd8ccf64f9201852986ab.svg

49317e5b706cd8ccf64f9201852986ab.svg

407 ms

a2561690ea7b33c2d822397532c89f2b.svg

a2561690ea7b33c2d822397532c89f2b.svg

534 ms

Polaroid.svg

Polaroid.svg

413 ms

Oakley.svg

Oakley.svg

532 ms

Tom%20Ford.svg

Tom%20Ford.svg

535 ms

Montana%20Readers.svg

Montana%20Readers.svg

593 ms

c3cb592b3214a9e9cef7aa2036038b81.svg

c3cb592b3214a9e9cef7aa2036038b81.svg

539 ms

Persol.svg

Persol.svg

536 ms

Tommy%20Hilfiger.svg

Tommy%20Hilfiger.svg

543 ms

Carrera.svg

Carrera.svg

541 ms

Spy.svg

Spy.svg

538 ms

Guess.svg

Guess.svg

543 ms

Serengeti.svg

Serengeti.svg

765 ms

Boss%20by%20Hugo%20Boss.svg

Boss%20by%20Hugo%20Boss.svg

553 ms

Swarovski.svg

Swarovski.svg

635 ms

Julbo.svg

Julbo.svg

544 ms

Nike.svg

Nike.svg

545 ms

Etnia%20Barcelona.svg

Etnia%20Barcelona.svg

546 ms

f07bf3e393a8069b750d055af11928b4.svg

f07bf3e393a8069b750d055af11928b4.svg

546 ms

Porsche%20Design.svg

Porsche%20Design.svg

767 ms

missing_image_en.jpg

missing_image_en.jpg

548 ms

sbg-register-close.png

sbg-register-close.png

548 ms

lato-regular-webfont.woff

lato-regular-webfont.woff

48 ms

fa-solid-900.woff

fa-solid-900.woff

49 ms

fa-regular-400.woff

fa-regular-400.woff

49 ms

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

2 ms

montserrat-semibold-webfont.woff

montserrat-semibold-webfont.woff

110 ms

lato-bold-webfont.woff

lato-bold-webfont.woff

108 ms

lato-light-webfont.woff

lato-light-webfont.woff

110 ms

montserrat-bold-webfont.woff

montserrat-bold-webfont.woff

110 ms

certificate.js

certificate.js

163 ms

fa-brands-400.woff

fa-brands-400.woff

31 ms

slideWidget-sa2b6ebc6cd.png

slideWidget-sa2b6ebc6cd.png

147 ms

search-insights.min.js

search-insights.min.js

33 ms

script.js

script.js

51 ms

Accessibility Review

en.smartbuyglasses.ch accessibility score

63

Accessibility Issues

ARIA

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.

Impact

Issue

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

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

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.

Tables and lists

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

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

en.smartbuyglasses.ch best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

en.smartbuyglasses.ch 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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise En.smartbuyglasses.ch 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 En.smartbuyglasses.ch 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

en.smartbuyglasses.ch

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