2.1 sec in total
298 ms
1.7 sec
157 ms
Click here to check amazing SIR RedIRIS content for Spain. Otherwise, check out these important facts you probably never knew about sir.rediris.es
Visit sir.rediris.esWe analyzed Sir.rediris.es page load time and found that the first response time was 298 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
sir.rediris.es performance score
name
value
score
weighting
Value4.4 s
16/100
10%
Value4.4 s
38/100
25%
Value5.4 s
57/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value4.4 s
83/100
10%
298 ms
362 ms
393 ms
18 ms
200 ms
Our browser made a total of 20 requests to load all elements on the main page. We found that 5% of them (1 request) were addressed to the original Sir.rediris.es, 80% (16 requests) were made to Rediris.es and 10% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (396 ms) relates to the external source Rediris.es.
Page size can be reduced by 25.6 kB (61%)
42.2 kB
16.6 kB
In fact, the total size of Sir.rediris.es main page is 42.2 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. CSS take 18.2 kB which makes up the majority of the site volume.
Potential reduce by 7.9 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 1.5 kB, which is 13% 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 7.9 kB or 71% of the original size.
Potential reduce by 2.8 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. Obviously, SIR RedIRIS needs image optimization as it can save up to 2.8 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 14.9 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. Sir.rediris.es needs all CSS files to be minified and compressed as it can save up to 14.9 kB or 82% of the original size.
Number of requests can be reduced by 7 (41%)
17
10
The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SIR RedIRIS. 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.
sir.rediris.es
298 ms
362 ms
w4l3_rediris-screen.css
393 ms
brand
18 ms
lgRedIRIS01.png
200 ms
btSearch01.gif
202 ms
brand
109 ms
google_custom_search_watermark.gif
43 ms
wb4_body_bg.gif
100 ms
wb4_main_bg.gif
297 ms
menu_item_sel_bg.gif
200 ms
wb4_bnr_bg.gif
200 ms
sir-a3b1.png
302 ms
wb4_fleft.gif
207 ms
wb4_icon_list_disc.gif
296 ms
wb4_footer_menu_bg.gif
390 ms
wb4_footer_menu_item_div.gif
391 ms
icWebbered01.png
396 ms
w4l3_rediris-print.css
100 ms
w4l3_rediris-handheld.css
197 ms
sir.rediris.es accessibility score
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
Form elements do not have associated labels
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
sir.rediris.es best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
sir.rediris.es SEO score
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sir.rediris.es can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Sir.rediris.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.
sir.rediris.es
Open Graph description is not detected on the main page of SIR RedIRIS. 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: