Tools & Wizards About Us

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

sfy.com

Sfy | Desarrollo de aplicaciones iOS, Android y Consultoria IT | Barcelona

Page Load Speed

5.8 sec in total

First Response

306 ms

Resources Loaded

5.2 sec

Page Rendered

348 ms

About Website

Welcome to sfy.com homepage info - get ready to check Sfy best content for Spain right away, or after learning these important things about sfy.com

Empresa de desarrollo de software y apps móviles con sede en Barcelona. Creamos experiencias a medida para Android, iOS y otras tecnologias

Visit sfy.com

Key Findings

We analyzed Sfy.com page load time and found that the first response time was 306 ms and then it took 5.5 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

sfy.com performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value21.0 s

0/100

25%

SI (Speed Index)

Value16.8 s

0/100

10%

TBT (Total Blocking Time)

Value2,020 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.7 s

8/100

10%

Network Requests Diagram

sfy.com

306 ms

sfy.com

1555 ms

wp-emoji-release.min.js

133 ms

style.min.css

214 ms

theme.min.css

238 ms

Our browser made a total of 182 requests to load all elements on the main page. We found that 76% of them (138 requests) were addressed to the original Sfy.com, 23% (41 requests) were made to Fonts.gstatic.com and 2% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Sfy.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.6 MB (32%)

Content Size

8.3 MB

After Optimization

5.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sfy.com main page is 8.3 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. Only a small number of websites need less resources to load. Images take 5.1 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 182.0 kB

  • Original 210.6 kB
  • After minification 200.7 kB
  • After compression 28.6 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 182.0 kB or 86% of the original size.

Image Optimization

-1%

Potential reduce by 38.5 kB

  • Original 5.1 MB
  • After minification 5.1 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. Sfy images are well optimized though.

JavaScript Optimization

-76%

Potential reduce by 1.2 MB

  • Original 1.5 MB
  • After minification 1.2 MB
  • After compression 371.0 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 1.2 MB or 76% of the original size.

CSS Optimization

-90%

Potential reduce by 1.3 MB

  • Original 1.4 MB
  • After minification 1.3 MB
  • After compression 141.6 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. Sfy.com needs all CSS files to be minified and compressed as it can save up to 1.3 MB or 90% of the original size.

Requests Breakdown

Number of requests can be reduced by 79 (58%)

Requests Now

136

After Optimization

57

  • Images
  • JavaScript
  • CSS

The browser has sent 136 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sfy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 44 to 1 for JavaScripts and from 37 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

sfy.com accessibility score

85

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

sfy.com 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

sfy.com SEO score

86

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

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

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 Sfy.com 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 Sfy.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

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