Tools & Wizards About Us

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

icrcat.cat

Institut Català de Retina (ICR) | Centro Oftalmológico Barcelona

Page Load Speed

4.3 sec in total

First Response

266 ms

Resources Loaded

2.8 sec

Page Rendered

1.2 sec

About Website

Visit icrcat.cat now to see the best up-to-date ICR Cat content and also check out these interesting facts you probably never knew about icrcat.cat

Oftalmología en Barcelona. Urgencias 24h. Clínica con 90 oftalmólogos especialistas en DMAE, Operación Láser Miopía, Presbicia y Catarata.

Visit icrcat.cat

Key Findings

We analyzed Icrcat.cat page load time and found that the first response time was 266 ms and then it took 4 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

icrcat.cat performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

19/100

25%

SI (Speed Index)

Value6.9 s

34/100

10%

TBT (Total Blocking Time)

Value940 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.5 s

23/100

10%

Network Requests Diagram

www.icrcat.com

266 ms

icrcat.com

602 ms

gtm.js

96 ms

script.js

65 ms

head-80cbc21c3ca68dc08882ba01c64b323e8bbd8576.css

522 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Icrcat.cat, 2% (1 request) were made to Googletagmanager.com and 2% (1 request) were made to Cdn-cookieyes.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Icrcat.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 92.0 kB (3%)

Content Size

3.3 MB

After Optimization

3.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Icrcat.cat main page is 3.3 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. 40% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 79.8 kB

  • Original 102.3 kB
  • After minification 97.1 kB
  • After compression 22.5 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 79.8 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 11.8 kB

  • Original 2.9 MB
  • After minification 2.9 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. ICR Cat images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 31 B

  • Original 216.4 kB
  • After minification 216.4 kB
  • After compression 216.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 383 B

  • Original 42.7 kB
  • After minification 42.7 kB
  • After compression 42.3 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. Icrcat.cat has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 8 (18%)

Requests Now

44

After Optimization

36

  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ICR Cat. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

icrcat.cat accessibility score

68

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

icrcat.cat 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

SEO Factors

icrcat.cat SEO score

85

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

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

    ES

  • Language Claimed

    ES

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Icrcat.cat can be misinterpreted by Google and other search engines. Our service has detected that Spanish is used on the page, and it matches the claimed language. Our system also found out that Icrcat.cat 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 ICR Cat. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: