2.5 sec in total
49 ms
2.3 sec
222 ms
Visit cretin-derhamhall.org now to see the best up-to-date Cretin Derham Hall content for United States and also check out these interesting facts you probably never knew about cretin-derhamhall.org
Cretin-Derham Hall is a private, Catholic, co-educational high school providing an affordable, premium education with an all-inclusive approach.
Visit cretin-derhamhall.orgWe analyzed Cretin-derhamhall.org page load time and found that the first response time was 49 ms and then it took 2.5 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.
cretin-derhamhall.org performance score
name
value
score
weighting
Value5.5 s
6/100
10%
Value8.1 s
2/100
25%
Value7.6 s
25/100
10%
Value1,370 ms
16/100
30%
Value0.184
66/100
15%
Value17.6 s
4/100
10%
49 ms
1513 ms
32 ms
35 ms
32 ms
Our browser made a total of 90 requests to load all elements on the main page. We found that 92% of them (83 requests) were addressed to the original Cretin-derhamhall.org, 3% (3 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Cretin-derhamhall.org.
Page size can be reduced by 839.6 kB (61%)
1.4 MB
532.5 kB
In fact, the total size of Cretin-derhamhall.org main page is 1.4 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 481.4 kB which makes up the majority of the site volume.
Potential reduce by 428.2 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 428.2 kB or 89% of the original size.
Potential reduce by 16.4 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. Cretin Derham Hall images are well optimized though.
Potential reduce by 306.4 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 306.4 kB or 75% of the original size.
Potential reduce by 88.6 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. Cretin-derhamhall.org needs all CSS files to be minified and compressed as it can save up to 88.6 kB or 83% of the original size.
Number of requests can be reduced by 61 (72%)
85
24
The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cretin Derham Hall. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.
cretin-derhamhall.org
49 ms
www.cretin-derhamhall.org
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css
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normalize.css
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prettyPhoto.css
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typography.css
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jquery.sidr.css
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main.css
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retina.js
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cretin-derhamhall.org 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 input fields do not have accessible names
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
[id] attributes on active, focusable elements are not unique
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
Form elements do not have associated labels
cretin-derhamhall.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
cretin-derhamhall.org 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 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 Cretin-derhamhall.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 Cretin-derhamhall.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.
cretin-derhamhall.org
Open Graph description is not detected on the main page of Cretin Derham Hall. 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: