Tools & Wizards About Us

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

lentes-de-contacto.es

Lentillas Baratas Online | Lentes-de-contacto.es | Lentes-de-contacto.es

Page Load Speed

5.5 sec in total

First Response

428 ms

Resources Loaded

3.3 sec

Page Rendered

1.8 sec

About Website

Click here to check amazing Lentes De Contacto content for Spain. Otherwise, check out these important facts you probably never knew about lentes-de-contacto.es

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Key Findings

We analyzed Lentes-de-contacto.es page load time and found that the first response time was 428 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

lentes-de-contacto.es performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

48/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value1,380 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.9 s

13/100

10%

Network Requests Diagram

lentes-de-contacto.es

428 ms

www.lentes-de-contacto.es

905 ms

styles-global.css

753 ms

styles-homepage.css

379 ms

styles-countries-fixes.css

285 ms

Our browser made a total of 105 requests to load all elements on the main page. We found that 83% of them (87 requests) were addressed to the original Lentes-de-contacto.es, 7% (7 requests) were made to Google.com and 4% (4 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (905 ms) belongs to the original domain Lentes-de-contacto.es.

Page Optimization Overview & Recommendations

Page size can be reduced by 675.4 kB (18%)

Content Size

3.7 MB

After Optimization

3.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lentes-de-contacto.es main page is 3.7 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. 65% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 107.7 kB

  • Original 132.2 kB
  • After minification 132.1 kB
  • After compression 24.5 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 107.7 kB or 81% of the original size.

Image Optimization

-4%

Potential reduce by 100.2 kB

  • Original 2.5 MB
  • After minification 2.4 MB

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. Lentes De Contacto images are well optimized though.

JavaScript Optimization

-24%

Potential reduce by 186.4 kB

  • Original 765.1 kB
  • After minification 764.7 kB
  • After compression 578.6 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 186.4 kB or 24% of the original size.

CSS Optimization

-86%

Potential reduce by 281.0 kB

  • Original 327.8 kB
  • After minification 292.4 kB
  • After compression 46.8 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. Lentes-de-contacto.es needs all CSS files to be minified and compressed as it can save up to 281.0 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 49 (52%)

Requests Now

95

After Optimization

46

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lentes De Contacto. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 50 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

lentes-de-contacto.es accessibility score

93

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.

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

<frame> or <iframe> elements do not have a title

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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>).

Best Practices

lentes-de-contacto.es best practices score

75

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

Page has valid source maps

SEO Factors

lentes-de-contacto.es SEO score

92

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

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

    ES

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lentes-de-contacto.es can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Spanish language. Our system also found out that Lentes-de-contacto.es 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 Lentes De Contacto. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: