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Welcome to sidwell.edu homepage info - get ready to check Sidwell best content for United States right away, or after learning these important things about sidwell.edu
Home - Sidwell Friends School (SFS) is a PK-12, co-educational Quaker day school with campuses in Washington, DC and Bethesda, MD. Founded in 1883, the School is a non-profit, tax-exempt institution g...
Visit sidwell.eduWe analyzed Sidwell.edu page load time and found that the first response time was 29 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
sidwell.edu performance score
name
value
score
weighting
Value5.4 s
6/100
10%
Value23.4 s
0/100
25%
Value8.5 s
18/100
10%
Value2,560 ms
4/100
30%
Value0
100/100
15%
Value12.8 s
13/100
10%
29 ms
813 ms
30 ms
55 ms
73 ms
Our browser made a total of 79 requests to load all elements on the main page. We found that 97% of them (77 requests) were addressed to the original Sidwell.edu, 3% (2 requests) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (813 ms) belongs to the original domain Sidwell.edu.
Page size can be reduced by 407.3 kB (23%)
1.8 MB
1.4 MB
In fact, the total size of Sidwell.edu main page is 1.8 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. 60% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 40.5 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. 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 40.5 kB or 81% of the original size.
Potential reduce by 74.2 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. Sidwell images are well optimized though.
Potential reduce by 133.8 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 133.8 kB or 65% of the original size.
Potential reduce by 158.9 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. Sidwell.edu needs all CSS files to be minified and compressed as it can save up to 158.9 kB or 80% of the original size.
Number of requests can be reduced by 22 (29%)
75
53
The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sidwell. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
sidwell.edu
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www.sidwell.edu
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sidwell.edu 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
Image elements do not have [alt] attributes
Links do not have a discernible name
sidwell.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
sidwell.edu SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
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
EN
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sidwell.edu 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 Sidwell.edu main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
sidwell.edu
Open Graph description is not detected on the main page of Sidwell. 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: