5.1 sec in total
1.6 sec
3.4 sec
219 ms
Welcome to catedra.com homepage info - get ready to check Catedra best content for Spain right away, or after learning these important things about catedra.com
Ediciones Cátedra
Visit catedra.comWe analyzed Catedra.com page load time and found that the first response time was 1.6 sec and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
catedra.com performance score
name
value
score
weighting
Value3.1 s
45/100
10%
Value3.6 s
62/100
25%
Value7.1 s
31/100
10%
Value1,020 ms
26/100
30%
Value0.331
34/100
15%
Value11.5 s
18/100
10%
1564 ms
436 ms
226 ms
231 ms
345 ms
Our browser made a total of 60 requests to load all elements on the main page. We found that 93% of them (56 requests) were addressed to the original Catedra.com, 5% (3 requests) were made to Google-analytics.com and 2% (1 request) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Catedra.com.
Page size can be reduced by 198.7 kB (31%)
639.2 kB
440.5 kB
In fact, the total size of Catedra.com main page is 639.2 kB. 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 359.6 kB which makes up the majority of the site volume.
Potential reduce by 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 22.5 kB or 74% of the original size.
Potential reduce by 11.8 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. Catedra images are well optimized though.
Potential reduce by 142.4 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 142.4 kB or 64% of the original size.
Potential reduce by 22.0 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. Catedra.com needs all CSS files to be minified and compressed as it can save up to 22.0 kB or 78% of the original size.
Number of requests can be reduced by 18 (31%)
58
40
The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Catedra. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
catedra.com
1564 ms
styles.css
436 ms
generales.css
226 ms
buscador.css
231 ms
jquery.fancybox.css
345 ms
royalslider.css
355 ms
iskin.css
327 ms
home.css
337 ms
jquery-1.7.1.js
1020 ms
funciones.js
438 ms
jquery.royal.js
670 ms
jquery.cookiesdirective.js
460 ms
lanza_cookie.js
473 ms
buscador.js
541 ms
jquery.fancybox.js
548 ms
jquery.easing.js
575 ms
twitter.js
600 ms
home.js
649 ms
analytics.js
659 ms
analytics.js
92 ms
CA00314601.jpg
655 ms
bg.jpg
122 ms
caja_texto.jpg
126 ms
logo.png
121 ms
shadow.png
124 ms
shadow2.png
121 ms
shadow.png
121 ms
shadow2.png
236 ms
noticias.jpg
237 ms
twitter.jpg
233 ms
preloader_blue.gif
230 ms
cedro.png
239 ms
LU.jpg
255 ms
LH.jpg
340 ms
icon_twitter.png
346 ms
CA00305901.jpg
511 ms
CA00296701.jpg
515 ms
CA00008905.jpg
625 ms
CA00314501.jpg
670 ms
CA00283601.jpg
676 ms
CA00314701.jpg
618 ms
CA00288501.jpg
729 ms
CA00314801.jpg
718 ms
CA00287101.jpg
725 ms
CA00281701.jpg
733 ms
CA00302801.jpg
790 ms
CA00314201.jpg
798 ms
CA00310401.jpg
823 ms
CA00283101.jpg
831 ms
CA00310801.jpg
836 ms
CA00247701.jpg
842 ms
CA00302101.jpg
910 ms
CA00210101.jpg
920 ms
message.php
583 ms
SourceSansPro-Regular.woff
416 ms
SOURCESANSPRO-SEMIBOLD.ttf
654 ms
controls-sprite.png
314 ms
linkid.js
10 ms
collect
25 ms
collect
81 ms
catedra.com 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.
catedra.com 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
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
catedra.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
ES
N/A
WINDOWS-1252
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Catedra.com 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 Catedra.com main page’s claimed encoding is windows-1252. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
catedra.com
Open Graph description is not detected on the main page of Catedra. 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: