2.7 sec in total
343 ms
1.9 sec
458 ms
Visit sobrehistoria.com now to see the best up-to-date Sobre Historia content for Spain and also check out these interesting facts you probably never knew about sobrehistoria.com
Historia, desde Egipto, hasta la segunda Guerra Mundial. Descubrimiento de América, Mayas, Roma, revolución industrial y francesa. Divulgación y biografías.
Visit sobrehistoria.comWe analyzed Sobrehistoria.com page load time and found that the first response time was 343 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
sobrehistoria.com performance score
name
value
score
weighting
Value1.4 s
97/100
10%
Value2.7 s
86/100
25%
Value3.0 s
95/100
10%
Value550 ms
54/100
30%
Value0.095
91/100
15%
Value6.9 s
54/100
10%
343 ms
143 ms
22 ms
24 ms
22 ms
Our browser made a total of 106 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Sobrehistoria.com, 11% (12 requests) were made to Static1.sobrehistoria.com and 11% (12 requests) were made to Static2.sobrehistoria.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Static3.sobrehistoria.com.
Page size can be reduced by 510.5 kB (31%)
1.6 MB
1.1 MB
In fact, the total size of Sobrehistoria.com main page is 1.6 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. Images take 825.0 kB which makes up the majority of the site volume.
Potential reduce by 155.8 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 155.8 kB or 74% of the original size.
Potential reduce by 4.4 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. Sobre Historia images are well optimized though.
Potential reduce by 301.8 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 301.8 kB or 57% of the original size.
Potential reduce by 48.4 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. Sobrehistoria.com needs all CSS files to be minified and compressed as it can save up to 48.4 kB or 78% of the original size.
Number of requests can be reduced by 38 (41%)
93
55
The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sobre Historia. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and as a result speed up the page load time.
sobrehistoria.com
343 ms
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sobrehistoria.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
sobrehistoria.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
sobrehistoria.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
Tap targets are not sized appropriately
ES
ES
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sobrehistoria.com 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 Sobrehistoria.com 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.
sobrehistoria.com
Open Graph data is detected on the main page of Sobre Historia. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: