3.2 sec in total
908 ms
1.9 sec
368 ms
Welcome to openscience.com homepage info - get ready to check Openscience best content for United States right away, or after learning these important things about openscience.com
Visit openscience.comWe analyzed Openscience.com page load time and found that the first response time was 908 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
openscience.com performance score
name
value
score
weighting
Value4.4 s
16/100
10%
Value4.5 s
38/100
25%
Value5.6 s
54/100
10%
Value150 ms
95/100
30%
Value0.103
89/100
15%
Value6.9 s
54/100
10%
908 ms
251 ms
27 ms
339 ms
585 ms
Our browser made a total of 43 requests to load all elements on the main page. We found that 91% of them (39 requests) were addressed to the original Openscience.com, 5% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (908 ms) belongs to the original domain Openscience.com.
Page size can be reduced by 219.0 kB (44%)
494.0 kB
275.0 kB
In fact, the total size of Openscience.com main page is 494.0 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. Javascripts take 252.5 kB which makes up the majority of the site volume.
Potential reduce by 21.7 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. This page needs HTML code to be minified as it can gain 4.9 kB, which is 18% 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 21.7 kB or 81% of the original size.
Potential reduce by 9.8 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. Openscience images are well optimized though.
Potential reduce by 153.9 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 153.9 kB or 61% of the original size.
Potential reduce by 33.6 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. Openscience.com needs all CSS files to be minified and compressed as it can save up to 33.6 kB or 82% of the original size.
Number of requests can be reduced by 18 (50%)
36
18
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Openscience. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
openscience.com
908 ms
normalize.css
251 ms
css
27 ms
main.css
339 ms
modernizr-2.6.2.min.js
585 ms
widget.css
171 ms
jquery.fancybox.css
258 ms
colorbox.min.css
253 ms
jquery.js
534 ms
jquery-migrate.min.js
253 ms
jquery.fancybox.js
258 ms
jquery.easing.js
262 ms
jquery.min.js
27 ms
jquery.colorbox.1.5.9-min.js
251 ms
wp-embed.min.js
255 ms
wp-emoji-release.min.js
159 ms
analytics.js
7 ms
collect
270 ms
bg.png
218 ms
bg-menu.png
217 ms
openscience.png
239 ms
search.png
218 ms
fb.png
219 ms
twitter.png
236 ms
mail.png
236 ms
rss.png
238 ms
sep-menu.png
236 ms
bg-cont.png
237 ms
arrow-down.png
316 ms
gold_oa-1-236x156.jpg
399 ms
arrow-right.png
319 ms
arrow-more.png
316 ms
Kepler186f-ArtistConcept-20140417-236x156.jpg
319 ms
Mars_Food_Production_-_Bisected-236x156.jpg
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money-236x156.jpg
399 ms
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399 ms
huanities_research-236x156.png
488 ms
Its_ok_to_be_lazy-236x156.jpg
405 ms
Friant_La_Discussion_politique-236x156.jpg
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bg-links.jpg
480 ms
degruyter.png
481 ms
Novecentosanswide-Bold-webfont.woff
419 ms
Novecentosanswide-DemiBold-webfont.woff
431 ms
openscience.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not have valid values
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
Links do not have a discernible name
openscience.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
openscience.com SEO score
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 doesn't use legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Openscience.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Openscience.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.
openscience.com
Open Graph description is not detected on the main page of Openscience. 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: