3 sec in total
717 ms
2.1 sec
176 ms
Click here to check amazing Centrotel content for Spain. Otherwise, check out these important facts you probably never knew about centrotel.es
Visit centrotel.esWe analyzed Centrotel.es page load time and found that the first response time was 717 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
centrotel.es performance score
name
value
score
weighting
Value3.1 s
46/100
10%
Value4.1 s
48/100
25%
Value4.0 s
81/100
10%
Value20 ms
100/100
30%
Value0.853
4/100
15%
Value4.3 s
84/100
10%
717 ms
502 ms
388 ms
402 ms
25 ms
Our browser made a total of 43 requests to load all elements on the main page. We found that 84% of them (36 requests) were addressed to the original Centrotel.es, 5% (2 requests) were made to Ajax.googleapis.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (965 ms) belongs to the original domain Centrotel.es.
Page size can be reduced by 332.3 kB (33%)
1.0 MB
669.7 kB
In fact, the total size of Centrotel.es main page is 1.0 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. 30% of websites need less resources to load. Images take 856.4 kB which makes up the majority of the site volume.
Potential reduce by 24.2 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. This page needs HTML code to be minified as it can gain 11.2 kB, which is 38% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 24.2 kB or 83% of the original size.
Potential reduce by 226.3 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, Centrotel needs image optimization as it can save up to 226.3 kB or 26% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 59.6 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 59.6 kB or 67% of the original size.
Potential reduce by 22.2 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. Centrotel.es needs all CSS files to be minified and compressed as it can save up to 22.2 kB or 82% of the original size.
Number of requests can be reduced by 14 (37%)
38
24
The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centrotel. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
centrotel.es
717 ms
estilos.css
502 ms
lenguaje.css
388 ms
fwslider.css
402 ms
css
25 ms
jquery.min.js
30 ms
jquery-ui.min.js
50 ms
css3-mediaqueries.js
529 ms
fwslider.js
528 ms
cookies.js
358 ms
getseal
223 ms
analytics.js
42 ms
fond_head.jpg
121 ms
centrotel_logo.png
485 ms
nav-arrow-down.png
127 ms
es.png
123 ms
en.png
126 ms
linea.jpg
148 ms
slide_1.jpg
585 ms
slide_2.jpg
748 ms
slide_4.jpg
767 ms
slide_5.jpg
773 ms
left_arrow.png
273 ms
right_arrow.png
399 ms
icon_booking.png
529 ms
icon_gestion.png
611 ms
icon_marketing.png
666 ms
icon_motor.png
711 ms
icon_web.png
739 ms
icon_business.png
796 ms
top_one.png
842 ms
keep_it.png
868 ms
icon_cotizacion.jpg
877 ms
fond_flecha.jpg
895 ms
ver_mas_on.jpg
900 ms
centrotel.png
929 ms
fond_footer.jpg
935 ms
cookie.png
965 ms
collect
11 ms
armata-regular-webfont.woff
955 ms
ver_mas_off.jpg
121 ms
cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf
31 ms
armata-regular-webfont.ttf
136 ms
centrotel.es accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
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
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Links do not have a discernible name
centrotel.es best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
centrotel.es SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
ES
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Centrotel.es can be misinterpreted by Google and other search engines. Our service has detected that Spanish 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 Centrotel.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.
centrotel.es
Open Graph description is not detected on the main page of Centrotel. 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: