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We analyzed Nvboe.org page load time and found that the first response time was 835 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
nvboe.org performance score
Our browser made a total of 34 requests to load all elements on the main page. We found that 50% of them (17 requests) were addressed to the original Nvboe.org, 26% (9 requests) were made to Youtube.com and 15% (5 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Static.doubleclick.net.
Page size can be reduced by 549.6 kB (73%)
In fact, the total size of Nvboe.org main page is 750.3 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. CSS take 490.9 kB which makes up the majority of the site volume.
Potential reduce by 24.4 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 24.4 kB or 68% of the original size.
Potential reduce by 2.1 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. NVBOE images are well optimized though.
Potential reduce by 109.4 kB
Potential reduce by 413.7 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. Nvboe.org needs all CSS files to be minified and compressed as it can save up to 413.7 kB or 84% of the original size.
Number of requests can be reduced by 16 (64%)
nvboe.org accessibility score
These are opportunities to improve the legibility of your content.
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.
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
These are opportunities to improve keyboard navigation in your application.
Heading elements are not in a sequentially-descending order
These items highlight common accessibility best practices.
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
nvboe.org best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Browser errors were logged to the console
Page has valid source maps
nvboe.org SEO score
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/).
Document uses legible font sizes
Tap targets are not sized appropriately
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nvboe.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 Nvboe.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.
Open Graph data is detected on the main page of NVBOE. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: