2.9 sec in total
31 ms
2.6 sec
220 ms
Click here to check amazing Concord Academy content for United States. Otherwise, check out these important facts you probably never knew about concordacademy.org
Concord Academy is a co-educational independent college preparatory boarding and day school for grades 9-12 in Concord, Massachusetts.
Visit concordacademy.orgWe analyzed Concordacademy.org page load time and found that the first response time was 31 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
concordacademy.org performance score
name
value
score
weighting
Value2.0 s
85/100
10%
Value9.8 s
0/100
25%
Value7.5 s
26/100
10%
Value350 ms
73/100
30%
Value0.021
100/100
15%
Value12.5 s
14/100
10%
31 ms
915 ms
78 ms
46 ms
57 ms
Our browser made a total of 86 requests to load all elements on the main page. We found that 97% of them (83 requests) were addressed to the original Concordacademy.org, 2% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (915 ms) belongs to the original domain Concordacademy.org.
Page size can be reduced by 6.5 MB (66%)
9.7 MB
3.3 MB
In fact, the total size of Concordacademy.org main page is 9.7 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. 55% of websites need less resources to load. HTML takes 7.7 MB which makes up the majority of the site volume.
Potential reduce by 6.1 MB
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 6.1 MB or 79% of the original size.
Potential reduce by 68.2 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. Concord Academy images are well optimized though.
Potential reduce by 178.0 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 178.0 kB or 70% of the original size.
Potential reduce by 131.7 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. Concordacademy.org needs all CSS files to be minified and compressed as it can save up to 131.7 kB or 86% of the original size.
Number of requests can be reduced by 30 (37%)
81
51
The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Concord Academy. 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 22 to 1 for CSS and as a result speed up the page load time.
concordacademy.org
31 ms
www.concordacademy.org
915 ms
si_behaviors-c.js
78 ms
si_onload.js
46 ms
jQuery.js
57 ms
jquery_onload.js
53 ms
jquery.prettyPhoto.js
72 ms
base.css
57 ms
news.css
105 ms
calendar.css
106 ms
gallery.css
100 ms
academics.css
104 ms
athletics.css
102 ms
directory.css
106 ms
notes.css
117 ms
resource.css
118 ms
home.css
125 ms
jquery.prettyPhoto.css
107 ms
jquery.prettyPhoto.js
119 ms
jquery.cycle.pack.js
109 ms
jquery.grayscale.js
126 ms
home.js
137 ms
news.css
149 ms
reset.css
47 ms
structure.css
60 ms
navigation.css
75 ms
html.css
67 ms
misc.css
70 ms
module.css
78 ms
gallery.css
62 ms
directory.css
62 ms
module.css
10 ms
ga.js
132 ms
bg-html-short.jpg
153 ms
bg-body.png
101 ms
bg-innercontainer.png
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bg-header.jpg
105 ms
logo.png
94 ms
divider-navmain.gif
50 ms
const.png
108 ms
const-drop.png
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centennial-plan.png
123 ms
bg-search.png
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searchbg.png
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searchbutton.jpg
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tn-alumni_sample3.jpg
188 ms
bg-content.png
145 ms
xlg-loveoflearning.jpg
263 ms
bg-slide-hover.png
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xlg-community1.jpg
264 ms
xlg-connection.jpg
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xlg-commontrust.jpg
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rachel.jpg
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jack.jpg
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ashley.jpg
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chris.jpg
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bg-shadow.png
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bg-slide-hover2.png
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fieldhockey.jpg
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Athletics1.jpg
347 ms
athletics2.jpg
351 ms
athletics4.jpg
348 ms
arts.jpg
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arts31.jpg
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arts21.jpg
348 ms
slide31.jpg
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slide4.jpg
373 ms
bg-topshadow.png
366 ms
Arimo-Regular-Latin-webfont.woff
392 ms
__utm.gif
25 ms
Arimo-Bold-Latin-webfont.woff
345 ms
collect
62 ms
slide5.jpg
287 ms
bg-dock-closed.png
312 ms
bg-dock.jpg
312 ms
sm-supportca.png
335 ms
sm-readca.png
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bg-footer-home.jpg
299 ms
util-divider.png
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social-nav-update-2015.gif
320 ms
bg-subnav.png
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bg-footer-logo.png
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icon_phone.png
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btn-news-paging-active.png
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btn-news-paging.png
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print.css
25 ms
concordacademy.org 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.
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
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.
concordacademy.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
concordacademy.org 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
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
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Concordacademy.org 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 Concordacademy.org 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.
concordacademy.org
Open Graph description is not detected on the main page of Concord Academy. 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: