Access santillanacontigo.com.mx. Santillana Contigo

Report Summary

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value6.4 s

9/100

25%

SI (Speed Index)

Value3.3 s

91/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.289

41/100

15%

TTI (Time to Interactive)

Value2.6 s

98/100

10%

santillanacontigo.com.mx

195 ms

santillanacontigo.com.mx

519 ms

theme_santillana.29cde17fa8af.css

132 ms

main.9a36fda3.js

325 ms

bannerAd.4260d575d08a.js

199 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that 64% of them (14 requests) were addressed to the original Santillanacontigo.com.mx, 23% (5 requests) were made to Fonts.gstatic.com and 5% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (519 ms) belongs to the original domain Santillanacontigo.com.mx.

Content Size

23.4 kB

After Optimization

5.7 kB

In fact, the total size of Santillanacontigo.com.mx main page is 23.4 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. 25% of websites need less resources to load. HTML takes 23.3 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 17.7 kB

Original 23.3 kB
After minification 22.6 kB
After compression 5.7 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 17.7 kB or 76% of the original size.

Image Optimization

-24%

Potential reduce by 21 B

Original 89 B
After minification 68 B

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, Santillana Contigo needs image optimization as it can save up to 21 B or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

Requests Now

After Optimization

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Santillana Contigo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Page is blocked from indexing

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

ES
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Santillanacontigo.com.mx can be misinterpreted by Google and other search engines. Our service has detected that Spanish is used on the page, and it does not match the claimed English language. Our system also found out that Santillanacontigo.com.mx 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 description is not detected on the main page of Santillana Contigo. 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: