Tools & Wizards About Us

Report Summary

  • 54

    Performance

    Renders faster than
    71% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

kahnair.com

Heating & Cooling Services | Northridge CA | Kahn Air Conditioning

Page Load Speed

22.6 sec in total

First Response

34 ms

Resources Loaded

20.8 sec

Page Rendered

1.7 sec

About Website

Welcome to kahnair.com homepage info - get ready to check Kahn Air best content right away, or after learning these important things about kahnair.com

Kahn Air Conditioning has been around for nearly 60 years serving Northridge and the surrounding areas with heating and cooling. Call today!

Visit kahnair.com

Key Findings

We analyzed Kahnair.com page load time and found that the first response time was 34 ms and then it took 22.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 5 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

kahnair.com performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value6.0 s

47/100

10%

TBT (Total Blocking Time)

Value210 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0.023

100/100

15%

TTI (Time to Interactive)

Value7.6 s

47/100

10%

Network Requests Diagram

kahnair.com

34 ms

www.kahnair.com

721 ms

gravity-forms-theme-foundation.min.css

34 ms

gravity-forms-theme-reset.min.css

26 ms

gravity-forms-theme-framework.min.css

40 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 77% of them (37 requests) were addressed to the original Kahnair.com, 10% (5 requests) were made to Use.typekit.net and 8% (4 requests) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (19.7 sec) belongs to the original domain Kahnair.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 199.7 kB (37%)

Content Size

534.2 kB

After Optimization

334.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kahnair.com main page is 534.2 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. 65% of websites need less resources to load. HTML takes 231.8 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 192.0 kB

  • Original 231.8 kB
  • After minification 205.6 kB
  • After compression 39.8 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. This page needs HTML code to be minified as it can gain 26.2 kB, which is 11% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 192.0 kB or 83% of the original size.

Image Optimization

-23%

Potential reduce by 2.8 kB

  • Original 12.6 kB
  • After minification 9.8 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. Obviously, Kahn Air needs image optimization as it can save up to 2.8 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 2.6 kB

  • Original 197.5 kB
  • After minification 197.5 kB
  • After compression 194.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-2%

Potential reduce by 2.2 kB

  • Original 92.3 kB
  • After minification 92.3 kB
  • After compression 90.0 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. Kahnair.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 19 (51%)

Requests Now

37

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kahn Air. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

kahnair.com accessibility score

83

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Best Practices

kahnair.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

kahnair.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 Kahnair.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 Kahnair.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 Kahn Air. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: