Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

teslatechnologies.es

Tesla Technologies & Software S.L - Diseño y desarrollo web HTML5/CSS3, APPs móviles, interactivos en HTML5, Realidad Aumentada, HoloLens.

Page Load Speed

4.6 sec in total

First Response

210 ms

Resources Loaded

3.8 sec

Page Rendered

602 ms

teslatechnologies.es screenshot

About Website

Click here to check amazing Tesla Technologies content for Spain. Otherwise, check out these important facts you probably never knew about teslatechnologies.es

Diseño y desarrollo web HTML5/CSS3, APPs móviles, interactivos en HTML5, Realidad Aumentada, HoloLens.

Visit teslatechnologies.es

Key Findings

We analyzed Teslatechnologies.es page load time and found that the first response time was 210 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

teslatechnologies.es performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.0 s

4/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value1,590 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.128

82/100

15%

TTI (Time to Interactive)

Value22.5 s

1/100

10%

Network Requests Diagram

teslatechnologies.es

210 ms

www.teslatechnologies.es

184 ms

www.teslatechnologies.com

406 ms

teslatechnologies.com

754 ms

style.min.css

81 ms

Our browser made a total of 165 requests to load all elements on the main page. We found that 1% of them (2 requests) were addressed to the original Teslatechnologies.es, 36% (59 requests) were made to Teslatechnologies.com and 33% (54 requests) were made to Pruebas.teslatechnologies.com. The less responsive or slowest element that took the longest time to load (754 ms) relates to the external source Teslatechnologies.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 926.6 kB (21%)

Content Size

4.4 MB

After Optimization

3.4 MB

In fact, the total size of Teslatechnologies.es main page is 4.4 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 35.5 kB

  • Original 46.0 kB
  • After minification 44.3 kB
  • After compression 10.5 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 35.5 kB or 77% of the original size.

Image Optimization

-26%

Potential reduce by 676.7 kB

  • Original 2.6 MB
  • After minification 1.9 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. Obviously, Tesla Technologies needs image optimization as it can save up to 676.7 kB or 26% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-13%

Potential reduce by 201.9 kB

  • Original 1.6 MB
  • After minification 1.5 MB
  • After compression 1.4 MB

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 201.9 kB or 13% of the original size.

CSS Optimization

-11%

Potential reduce by 12.6 kB

  • Original 112.3 kB
  • After minification 112.3 kB
  • After compression 99.8 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. Teslatechnologies.es needs all CSS files to be minified and compressed as it can save up to 12.6 kB or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 86 (57%)

Requests Now

152

After Optimization

66

The browser has sent 152 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tesla Technologies. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 63 to 1 for JavaScripts and from 25 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

teslatechnologies.es accessibility score

80

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

[id] attributes on active, focusable elements are not unique

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

High

Form elements do not have associated labels

Best Practices

teslatechnologies.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

teslatechnologies.es SEO score

90

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

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 Teslatechnologies.es 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 Teslatechnologies.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 Tesla Technologies. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: