2.2 sec in total
163 ms
1.6 sec
403 ms
Click here to check amazing Royal Society content for United Kingdom. Otherwise, check out these important facts you probably never knew about royalsociety.org
The Royal Society is a Fellowship of many of the world's most eminent scientists and is the oldest scientific academy in continuous existence.
Visit royalsociety.orgWe analyzed Royalsociety.org page load time and found that the first response time was 163 ms and then it took 2 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.
royalsociety.org performance score
name
value
score
weighting
Value3.5 s
35/100
10%
Value10.2 s
0/100
25%
Value10.3 s
8/100
10%
Value820 ms
35/100
30%
Value0.032
100/100
15%
Value18.4 s
3/100
10%
163 ms
464 ms
127 ms
244 ms
331 ms
Our browser made a total of 22 requests to load all elements on the main page. We found that 86% of them (19 requests) were addressed to the original Royalsociety.org, 9% (2 requests) were made to Google-analytics.com and 5% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (464 ms) belongs to the original domain Royalsociety.org.
Page size can be reduced by 104.2 kB (22%)
469.2 kB
365.0 kB
In fact, the total size of Royalsociety.org main page is 469.2 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. 35% of websites need less resources to load. Images take 304.4 kB which makes up the majority of the site volume.
Potential reduce by 46.7 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 18.5 kB, which is 30% 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 46.7 kB or 77% of the original size.
Potential reduce by 16.7 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. Royal Society images are well optimized though.
Potential reduce by 40.8 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 40.8 kB or 39% of the original size.
Number of requests can be reduced by 4 (25%)
16
12
The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Royal Society. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
royalsociety.org
163 ms
royalsociety.org
464 ms
headCss
127 ms
WebResource.axd
244 ms
WebResource.axd
331 ms
jquery.min.js
28 ms
bodyJs
363 ms
e56ecb6d-da41-4bd9-982d-2d295bec9ab0.woff
113 ms
logo.png
109 ms
icomoon.woff
92 ms
2fa30669-9bbd-4ced-912f-db94a367ed6c.woff
256 ms
70ae52ec-d89b-4c6a-9402-854ebe423c54.woff
211 ms
albert-einstein.jpg
184 ms
eep-homepage.jpg
259 ms
home-monster-galaxy.jpg
182 ms
robert-pal.jpg
260 ms
rs-crest-footer.png
205 ms
logo-footer.png
126 ms
rs-crest-nav.png
295 ms
analytics.js
30 ms
collect
10 ms
headPrintCss
87 ms
royalsociety.org accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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.
royalsociety.org 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
Page has valid source maps
royalsociety.org 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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Royalsociety.org 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 Royalsociety.org 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.
royalsociety.org
Open Graph description is not detected on the main page of Royal Society. 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: