Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

rescuetronics.com

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Page Load Speed

12.4 sec in total

First Response

1.8 sec

Resources Loaded

9.9 sec

Page Rendered

686 ms

rescuetronics.com screenshot

About Website

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Key Findings

We analyzed Rescuetronics.com page load time and found that the first response time was 1.8 sec and then it took 10.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

rescuetronics.com performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

44/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value1,630 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.019

100/100

15%

TTI (Time to Interactive)

Value7.3 s

50/100

10%

Network Requests Diagram

www.rescuetronics.com

1805 ms

wp-emoji-release.min.js

45 ms

styles.css

87 ms

settings.css

113 ms

css

96 ms

Our browser made a total of 259 requests to load all elements on the main page. We found that 62% of them (161 requests) were addressed to the original Rescuetronics.com, 16% (42 requests) were made to Google.com and 7% (18 requests) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (4.4 sec) belongs to the original domain Rescuetronics.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.2 MB (48%)

Content Size

6.6 MB

After Optimization

3.4 MB

In fact, the total size of Rescuetronics.com main page is 6.6 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 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 217.0 kB

  • Original 260.5 kB
  • After minification 246.8 kB
  • After compression 43.5 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 217.0 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 56.2 kB

  • Original 2.6 MB
  • After minification 2.5 MB

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. Rescuetronics images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 1.3 MB

  • Original 1.9 MB
  • After minification 1.9 MB
  • After compression 612.9 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 1.3 MB or 69% of the original size.

CSS Optimization

-89%

Potential reduce by 1.6 MB

  • Original 1.8 MB
  • After minification 1.5 MB
  • After compression 200.0 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. Rescuetronics.com needs all CSS files to be minified and compressed as it can save up to 1.6 MB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 133 (55%)

Requests Now

241

After Optimization

108

The browser has sent 241 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rescuetronics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 81 to 1 for JavaScripts and from 54 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

rescuetronics.com accessibility score

92

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

Links do not have a discernible name

Best Practices

rescuetronics.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Page has valid source maps

SEO Factors

rescuetronics.com SEO score

100

Search Engine Optimization Advices

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rescuetronics.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 Rescuetronics.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.

Social Sharing Optimization

Open Graph data is detected on the main page of Rescuetronics. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: