7.3 sec in total
147 ms
4.9 sec
2.3 sec
Welcome to lifevac.net homepage info - get ready to check Life Vac best content for United States right away, or after learning these important things about lifevac.net
LifeVac is a non-powered, non-invasive, airway clearance device developed for resuscitating a victim with an airway obstruction when current choking protocols have been followed without success. Choki...
Visit lifevac.netWe analyzed Lifevac.net page load time and found that the first response time was 147 ms and then it took 7.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
lifevac.net performance score
name
value
score
weighting
Value4.8 s
12/100
10%
Value13.8 s
0/100
25%
Value15.0 s
1/100
10%
Value8,030 ms
0/100
30%
Value0.118
85/100
15%
Value21.7 s
1/100
10%
147 ms
166 ms
385 ms
57 ms
283 ms
Our browser made a total of 84 requests to load all elements on the main page. We found that 64% of them (54 requests) were addressed to the original Lifevac.net, 4% (3 requests) were made to Googletagmanager.com and 4% (3 requests) were made to Js.stripe.com. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Dx.mountain.com.
Page size can be reduced by 274.0 kB (21%)
1.3 MB
1.0 MB
In fact, the total size of Lifevac.net main page is 1.3 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. 75% 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 964.7 kB which makes up the majority of the site volume.
Potential reduce by 207.0 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 207.0 kB or 77% of the original size.
Potential reduce by 33.2 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. Life Vac images are well optimized though.
Potential reduce by 33.7 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 33.7 kB or 44% of the original size.
Potential reduce by 0 B
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. Lifevac.net has all CSS files already compressed.
Number of requests can be reduced by 27 (44%)
61
34
The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Life Vac. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and as a result speed up the page load time.
lifevac.net
147 ms
head-c9c11fb6fe1b411c115ba7bc47e79d7e0593905a.css
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all.css
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jquery.min.js
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lifevac.net 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
Image elements do not have [alt] attributes
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.
lifevac.net 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
Missing source maps for large first-party JavaScript
lifevac.net 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 Lifevac.net 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 Lifevac.net 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.
lifevac.net
Open Graph data is detected on the main page of Life Vac. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: