2.6 sec in total
244 ms
2.1 sec
268 ms
Visit support.si.edu now to see the best up-to-date Support Si content for United States and also check out these interesting facts you probably never knew about support.si.edu
Official website of the Smithsonian, the world's largest museum and research complex, with 21 museums, 9 research centers, and affiliates around the world.
Visit support.si.eduWe analyzed Support.si.edu page load time and found that the first response time was 244 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.
support.si.edu performance score
name
value
score
weighting
Value5.6 s
5/100
10%
Value22.9 s
0/100
25%
Value5.9 s
48/100
10%
Value270 ms
82/100
30%
Value0.439
21/100
15%
Value22.9 s
1/100
10%
244 ms
108 ms
14 ms
46 ms
13 ms
Our browser made a total of 80 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Support.si.edu, 13% (10 requests) were made to Trumba.com and 4% (3 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (911 ms) relates to the external source Logs1.smithsonian.museum.
Page size can be reduced by 978.4 kB (44%)
2.2 MB
1.2 MB
In fact, the total size of Support.si.edu main page is 2.2 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. 50% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 58.5 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 10.7 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 58.5 kB or 74% of the original size.
Potential reduce by 262.7 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, Support Si needs image optimization as it can save up to 262.7 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 602.8 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 602.8 kB or 67% of the original size.
Potential reduce by 54.4 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. Support.si.edu needs all CSS files to be minified and compressed as it can save up to 54.4 kB or 78% of the original size.
Number of requests can be reduced by 31 (40%)
78
47
The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Support Si. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
go.si.edu
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support.si.edu 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-hidden="true"] elements contain focusable descendents
support.si.edu 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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
support.si.edu SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Support.si.edu 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 Support.si.edu 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.
support.si.edu
Open Graph description is not detected on the main page of Support Si. 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: