Tools & Wizards About Us
hvac.ninja screenshot

Report Summary

  • 89

    Performance

    Renders faster than
    90% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

hvac.ninja

HVAC Ninja – Expert advice on heating, ventilation, air conditioning, and more.

Page Load Speed

449 ms in total

First Response

12 ms

Resources Loaded

225 ms

Page Rendered

212 ms

hvac.ninja screenshot

About Website

Welcome to hvac.ninja homepage info - get ready to check HVAC best content right away, or after learning these important things about hvac.ninja

Making HVAC easy to understand. HVAC Ninja is dedicated to creating guides, articles, and reviews that are clear, concise, and above all, valuable.

Visit hvac.ninja

Key Findings

We analyzed Hvac.ninja page load time and found that the first response time was 12 ms and then it took 437 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

hvac.ninja performance score

89

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

74/100

25%

SI (Speed Index)

Value1.4 s

100/100

10%

TBT (Total Blocking Time)

Value170 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.2 s

86/100

10%

Network Requests Diagram

hvac.ninja

12 ms

hvac.ninja

33 ms

gtm.js

92 ms

site.css

11 ms

hvac-ninja-home-hero.jpg

21 ms

Our browser made a total of 16 requests to load all elements on the main page. We found that 94% of them (15 requests) were addressed to the original Hvac.ninja, 6% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (116 ms) belongs to the original domain Hvac.ninja.

Page Optimization Overview & Recommendations

Page size can be reduced by 22.3 kB (3%)

Content Size

769.3 kB

After Optimization

747.0 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Hvac.ninja main page is 769.3 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. 25% of websites need less resources to load. Images take 750.9 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 4.6 kB

  • Original 6.5 kB
  • After minification 6.2 kB
  • After compression 2.0 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 4.6 kB or 70% of the original size.

Image Optimization

-1%

Potential reduce by 8.1 kB

  • Original 750.9 kB
  • After minification 742.8 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. HVAC images are well optimized though.

CSS Optimization

-81%

Potential reduce by 9.6 kB

  • Original 11.8 kB
  • After minification 8.6 kB
  • After compression 2.2 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. Hvac.ninja needs all CSS files to be minified and compressed as it can save up to 9.6 kB or 81% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

14

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of HVAC. According to our analytics all requests are already optimized.

Network Requests Diagram

hvac.ninja

hvac.ninja

12 ms

hvac.ninja

hvac.ninja

33 ms

gtm.js

gtm.js

92 ms

site.css

site.css

11 ms

hvac-ninja-home-hero.jpg

hvac-ninja-home-hero.jpg

21 ms

window-ac-units.jpg

window-ac-units.jpg

21 ms

small-ac-unit-room.jpg

small-ac-unit-room.jpg

26 ms

swamp-cooler.jpg

swamp-cooler.jpg

19 ms

bathroom.jpg

bathroom.jpg

30 ms

drone-showcase.jpg

drone-showcase.jpg

18 ms

repair-tech-with-hat.jpg

repair-tech-with-hat.jpg

26 ms

hvac-ninja-logo.svg

hvac-ninja-logo.svg

18 ms

menu-icon.svg

menu-icon.svg

9 ms

search-icon.svg

search-icon.svg

11 ms

email.svg

email.svg

116 ms

linkedin.svg

linkedin.svg

13 ms

Accessibility Review

hvac.ninja accessibility score

95

Accessibility Issues

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

hvac.ninja 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

SEO Factors

hvac.ninja SEO score

97

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

High

Tap targets are not sized appropriately

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 Hvac.ninja 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 Hvac.ninja 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

hvac.ninja

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