4.4 sec in total
616 ms
2.7 sec
1.1 sec
Visit national-door.com now to see the best up-to-date National Door content and also check out these interesting facts you probably never knew about national-door.com
Our values - serve, provide, enjoy, complete and develop - are the reason for our drive and ability to provide solutions.
Visit national-door.comWe analyzed National-door.com page load time and found that the first response time was 616 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
national-door.com performance score
name
value
score
weighting
Value3.7 s
31/100
10%
Value16.5 s
0/100
25%
Value11.5 s
5/100
10%
Value1,010 ms
27/100
30%
Value0.001
100/100
15%
Value18.0 s
3/100
10%
616 ms
97 ms
119 ms
125 ms
132 ms
Our browser made a total of 126 requests to load all elements on the main page. We found that 79% of them (100 requests) were addressed to the original National-door.com, 10% (13 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (837 ms) relates to the external source Google.com.
Page size can be reduced by 427.6 kB (14%)
3.0 MB
2.5 MB
In fact, the total size of National-door.com main page is 3.0 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. 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. Images take 1.8 MB which makes up the majority of the site volume.
Potential reduce by 282.9 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 282.9 kB or 85% of the original size.
Potential reduce by 35.6 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. National Door images are well optimized though.
Potential reduce by 82.4 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 82.4 kB or 13% of the original size.
Potential reduce by 26.7 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. National-door.com needs all CSS files to be minified and compressed as it can save up to 26.7 kB or 20% of the original size.
Number of requests can be reduced by 62 (57%)
108
46
The browser has sent 108 CSS, Javascripts, AJAX and image requests in order to completely render the main page of National Door. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 39 to 1 for JavaScripts and from 25 to 1 for CSS and as a result speed up the page load time.
national-door.com
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national-door.com 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
national-door.com 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
Page has valid source maps
national-door.com 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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise National-door.com 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 National-door.com 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.
national-door.com
Open Graph data is detected on the main page of National Door. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: