Tools & Wizards About Us

Report Summary

  • 77

    Performance

    Renders faster than
    84% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

es.eurolens.com

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Page Load Speed

10.7 sec in total

First Response

5 sec

Resources Loaded

5.5 sec

Page Rendered

113 ms

About Website

Visit es.eurolens.com now to see the best up-to-date Es EuroLens content and also check out these interesting facts you probably never knew about es.eurolens.com

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Key Findings

We analyzed Es.eurolens.com page load time and found that the first response time was 5 sec and then it took 5.6 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

es.eurolens.com performance score

77

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

47/100

25%

SI (Speed Index)

Value11.3 s

5/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.3 s

100/100

10%

Network Requests Diagram

es.eurolens.com

5041 ms

global.js

48 ms

jquery-1.2.1.js

141 ms

styles.css

89 ms

reset.css

69 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 92% of them (36 requests) were addressed to the original Es.eurolens.com, 8% (3 requests) were made to Eurolens.com. The less responsive or slowest element that took the longest time to load (5 sec) belongs to the original domain Es.eurolens.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 31.5 kB (19%)

Content Size

170.0 kB

After Optimization

138.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Es.eurolens.com main page is 170.0 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. 20% of websites need less resources to load. Images take 114.0 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 20.2 kB

  • Original 24.0 kB
  • After minification 22.7 kB
  • After compression 3.8 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 20.2 kB or 84% of the original size.

Image Optimization

-2%

Potential reduce by 1.9 kB

  • Original 114.0 kB
  • After minification 112.1 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. Es EuroLens images are well optimized though.

JavaScript Optimization

-20%

Potential reduce by 3.5 kB

  • Original 17.8 kB
  • After minification 17.8 kB
  • After compression 14.3 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 3.5 kB or 20% of the original size.

CSS Optimization

-42%

Potential reduce by 5.9 kB

  • Original 14.1 kB
  • After minification 14.0 kB
  • After compression 8.2 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. Es.eurolens.com needs all CSS files to be minified and compressed as it can save up to 5.9 kB or 42% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (79%)

Requests Now

38

After Optimization

8

  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Es EuroLens. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

es.eurolens.com accessibility score

94

Accessibility Issues

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

Best Practices

es.eurolens.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

SEO Factors

es.eurolens.com SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Es.eurolens.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 Es.eurolens.com main page’s claimed encoding is windows-1251. 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

Open Graph description is not detected on the main page of Es EuroLens. 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: