8.8 sec in total
457 ms
5.5 sec
2.9 sec
Welcome to firstdefensekravmaga.com homepage info - get ready to check First Defense Krav Maga best content for United States right away, or after learning these important things about firstdefensekravmaga.com
First Defense specializes in Krav Maga, providing Self Defense classes in Herndon, Reston, Fairfax, Vienna, Burke, Tyson's Corner and Washington, DC, .
Visit firstdefensekravmaga.comWe analyzed Firstdefensekravmaga.com page load time and found that the first response time was 457 ms and then it took 8.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
firstdefensekravmaga.com performance score
name
value
score
weighting
Value4.8 s
11/100
10%
Value8.8 s
1/100
25%
Value7.2 s
30/100
10%
Value3,940 ms
1/100
30%
Value0.001
100/100
15%
Value20.7 s
2/100
10%
457 ms
74 ms
129 ms
125 ms
357 ms
Our browser made a total of 103 requests to load all elements on the main page. We found that 73% of them (75 requests) were addressed to the original Firstdefensekravmaga.com, 7% (7 requests) were made to Youtube.com and 6% (6 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Fonts.gstatic.com.
Page size can be reduced by 399.4 kB (29%)
1.4 MB
986.2 kB
In fact, the total size of Firstdefensekravmaga.com 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. 85% 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 860.2 kB which makes up the majority of the site volume.
Potential reduce by 47.5 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 47.5 kB or 75% of the original size.
Potential reduce by 16.1 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. First Defense Krav Maga images are well optimized though.
Potential reduce by 24.4 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 24.4 kB or 26% of the original size.
Potential reduce by 311.4 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. Firstdefensekravmaga.com needs all CSS files to be minified and compressed as it can save up to 311.4 kB or 85% of the original size.
Number of requests can be reduced by 67 (74%)
91
24
The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of First Defense Krav Maga. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 27 to 1 for CSS and as a result speed up the page load time.
www.firstdefensekravmaga.com
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bootstrap.min.css
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all.min.css
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firstdefensekravmaga.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.
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Some elements have a [tabindex] value greater than 0
firstdefensekravmaga.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
firstdefensekravmaga.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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 Firstdefensekravmaga.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 Firstdefensekravmaga.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.
firstdefensekravmaga.com
Open Graph data is detected on the main page of First Defense Krav Maga. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: