Report Summary

  • 5


    Renders faster than
    21% of other websites

  • 100


    Visual factors better than
    that of 97% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 0


¡Bienvenido a Shell República Dominicana! | ¡Bienvenido a Shell República Dominicana! Dominican Republic

Page Load Speed

10.6 sec in total

First Response

1.2 sec

Resources Loaded

9.3 sec

Page Rendered

111 ms screenshot

About Website

Visit now to see the best up-to-date Shell content for Dominican Republic and also check out these interesting facts you probably never knew about

Shell es un grupo internacional de empresas del sector energético y petroquímico con aproximadamente 93,000 empleados y presente en más de 70 países.


Key Findings

We analyzed page load time and found that the first response time was 1.2 sec and then it took 9.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics performance score


Measured Metrics





FCP (First Contentful Paint)

Value5.1 s



LCP (Largest Contentful Paint)

Value12.1 s



SI (Speed Index)

Value12.5 s



TBT (Total Blocking Time)

Value7,780 ms



CLS (Cumulative Layout Shift)




TTI (Time to Interactive)

Value15.0 s



Network Requests Diagram

1222 ms

1979 ms


1035 ms


2358 ms


1357 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 18% of them (9 requests) were addressed to the original, 14% (7 requests) were made to and 10% (5 requests) were made to The less responsive or slowest element that took the longest time to load (2.4 sec) relates to the external source

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (70%)

Content Size

1.8 MB

After Optimization

520.8 kB

In fact, the total size of main page is 1.8 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. Javascripts take 795.1 kB which makes up the majority of the site volume.

HTML Optimization


Potential reduce by 41.4 kB

  • Original 50.9 kB
  • After minification 49.4 kB
  • After compression 9.4 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 41.4 kB or 81% of the original size.

Image Optimization


Potential reduce by 521.5 kB

  • Original 758.8 kB
  • After minification 237.3 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. Obviously, Shell needs image optimization as it can save up to 521.5 kB or 69% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization


Potential reduce by 563.8 kB

  • Original 795.1 kB
  • After minification 794.3 kB
  • After compression 231.3 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 563.8 kB or 71% of the original size.

CSS Optimization


Potential reduce by 111.2 kB

  • Original 154.0 kB
  • After minification 154.0 kB
  • After compression 42.8 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. needs all CSS files to be minified and compressed as it can save up to 111.2 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (71%)

Requests Now


After Optimization


The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Shell. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review accessibility score


Accessibility Issues

Best Practices best practices score


Areas of Improvement

Trust and Safety




Does not use HTTPS


Ensure CSP is effective against XSS attacks





Detected JavaScript libraries


Browser errors were logged to the console

SEO Factors SEO score


Language and Encoding

  • Language Detected


  • Language Claimed


  • Encoding


Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 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 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 Shell. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: