3.1 sec in total
570 ms
2.4 sec
122 ms
Visit biologia.usal.es now to see the best up-to-date Biologia Usal content for Spain and also check out these interesting facts you probably never knew about biologia.usal.es
Facultad de Biología | Universidad de Salamanca
Visit biologia.usal.esWe analyzed Biologia.usal.es page load time and found that the first response time was 570 ms and then it took 2.6 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.
biologia.usal.es performance score
name
value
score
weighting
Value10.7 s
0/100
10%
Value18.7 s
0/100
25%
Value15.4 s
1/100
10%
Value530 ms
56/100
30%
Value0.241
52/100
15%
Value18.5 s
3/100
10%
570 ms
619 ms
115 ms
640 ms
454 ms
Our browser made a total of 23 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original Biologia.usal.es, 96% (22 requests) were made to Usal.es. The less responsive or slowest element that took the longest time to load (640 ms) relates to the external source Usal.es.
Page size can be reduced by 160.1 kB (60%)
268.7 kB
108.6 kB
In fact, the total size of Biologia.usal.es main page is 268.7 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. 15% of websites need less resources to load. CSS take 107.1 kB which makes up the majority of the site volume.
Potential reduce by 8.3 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 8.3 kB or 71% of the original size.
Potential reduce by 28.7 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, Biologia Usal needs image optimization as it can save up to 28.7 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 27.8 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 27.8 kB or 61% of the original size.
Potential reduce by 95.3 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. Biologia.usal.es needs all CSS files to be minified and compressed as it can save up to 95.3 kB or 89% of the original size.
Number of requests can be reduced by 5 (24%)
21
16
The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Biologia Usal. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
biologia.usal.es
570 ms
7
619 ms
stylesMenusDesplegables.css
115 ms
styles.css
640 ms
c88b790f55381f12aa293443dab4f089.js
454 ms
randomBg.js
226 ms
LogoCeiColor.png
118 ms
biologia.jpg
219 ms
logo142x102.png
240 ms
en.png
116 ms
pt-pt.png
214 ms
btRight.gif
226 ms
btLeft.gif
227 ms
icoCircle.gif
228 ms
leyendoenlacalle01_PEQU.jpg
321 ms
huaramanga_PEQU.jpg
325 ms
expo_PEQU_0.jpg
448 ms
icoArrow.gif
340 ms
conoce_biologia.gif
343 ms
destacado_conoce_eees_gif_thumb_0.gif
361 ms
bgDots.gif
426 ms
bgAddress.gif
429 ms
styles_prt.css
120 ms
biologia.usal.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.
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
biologia.usal.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
biologia.usal.es 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 Biologia.usal.es 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 Biologia.usal.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.
biologia.usal.es
Open Graph description is not detected on the main page of Biologia Usal. 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: