Tools & Wizards About Us

Report Summary

  • 73

    Performance

    Renders faster than
    82% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

polarity.net

Powered by Polarity | power systems design | high voltage | power supply

Page Load Speed

723 ms in total

First Response

111 ms

Resources Loaded

612 ms

Page Rendered

0 ms

About Website

Visit polarity.net now to see the best up-to-date Polarity content and also check out these interesting facts you probably never knew about polarity.net

Polarity, Inc. | power systems design and manufacturing | Rancho Cordova | California | high voltage | power supply solutions | military power systems | commercial power systems | industrial power sys...

Visit polarity.net

Key Findings

We analyzed Polarity.net page load time and found that the first response time was 111 ms and then it took 612 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

polarity.net performance score

73

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value4.5 s

37/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.172

69/100

15%

TTI (Time to Interactive)

Value6.2 s

62/100

10%

Network Requests Diagram

polarity.net

111 ms

www.polarity.net

291 ms

formidableforms.css

11 ms

jquery.min.js

22 ms

js

81 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 87% of them (20 requests) were addressed to the original Polarity.net, 4% (1 request) were made to Googletagmanager.com and 4% (1 request) were made to . The less responsive or slowest element that took the longest time to load (291 ms) belongs to the original domain Polarity.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 102.6 kB (17%)

Content Size

603.4 kB

After Optimization

500.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Polarity.net main page is 603.4 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. 35% of websites need less resources to load. Images take 414.5 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 60.0 kB

  • Original 73.5 kB
  • After minification 66.5 kB
  • After compression 13.5 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 60.0 kB or 82% of the original size.

Image Optimization

-6%

Potential reduce by 23.4 kB

  • Original 414.5 kB
  • After minification 391.0 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. Polarity images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 7.2 kB

  • Original 50.8 kB
  • After minification 50.8 kB
  • After compression 43.6 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 7.2 kB or 14% of the original size.

CSS Optimization

-19%

Potential reduce by 11.9 kB

  • Original 64.6 kB
  • After minification 64.6 kB
  • After compression 52.6 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. Polarity.net needs all CSS files to be minified and compressed as it can save up to 11.9 kB or 19% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (25%)

Requests Now

20

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Polarity. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

polarity.net accessibility score

98

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

polarity.net best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

polarity.net SEO score

93

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

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

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 Polarity.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 Polarity.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.

Social Sharing Optimization

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