Tools & Wizards About Us
allisonhvac.com screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

allisonhvac.com

Allison Air Conditioning | Corona, CA | Air Conditioners

Page Load Speed

4.8 sec in total

First Response

48 ms

Resources Loaded

4.2 sec

Page Rendered

526 ms

allisonhvac.com screenshot

About Website

Click here to check amazing Allison Hvac content for United States. Otherwise, check out these important facts you probably never knew about allisonhvac.com

At Allison Air Conditioning, we’re dedicated to providing valuable HVAC services to you and your family. As the area’s premier heating and cooling service, we know the Inland Empire. Talk to us about ...

Visit allisonhvac.com

Key Findings

We analyzed Allisonhvac.com page load time and found that the first response time was 48 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

allisonhvac.com performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

55/100

25%

SI (Speed Index)

Value9.1 s

13/100

10%

TBT (Total Blocking Time)

Value1,420 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0.038

100/100

15%

TTI (Time to Interactive)

Value17.2 s

4/100

10%

Network Requests Diagram

allisonhvac.com

48 ms

www.allisonhvac.com

2202 ms

wp-emoji-release.min.js

11 ms

dynamik-min.css

35 ms

style.min.css

25 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 64% of them (57 requests) were addressed to the original Allisonhvac.com, 13% (12 requests) were made to Fonts.gstatic.com and 6% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Allisonhvac.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 187.7 kB (10%)

Content Size

1.9 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Allisonhvac.com main page is 1.9 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. Only a small number of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 113.1 kB

  • Original 135.5 kB
  • After minification 130.9 kB
  • After compression 22.4 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 113.1 kB or 83% of the original size.

Image Optimization

-4%

Potential reduce by 58.0 kB

  • Original 1.3 MB
  • After minification 1.3 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. Allison Hvac images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 14.7 kB

  • Original 349.7 kB
  • After minification 349.6 kB
  • After compression 335.0 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

-1%

Potential reduce by 1.8 kB

  • Original 138.5 kB
  • After minification 138.5 kB
  • After compression 136.7 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. Allisonhvac.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 40 (56%)

Requests Now

72

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Allison Hvac. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

allisonhvac.com

allisonhvac.com

48 ms

www.allisonhvac.com

www.allisonhvac.com

2202 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

11 ms

dynamik-min.css

dynamik-min.css

35 ms

style.min.css

style.min.css

25 ms

classic-themes.min.css

classic-themes.min.css

28 ms

styles.css

styles.css

28 ms

dashicons.min.css

dashicons.min.css

57 ms

sf-customer-reviews_ffe46c6a.css

sf-customer-reviews_ffe46c6a.css

54 ms

css

css

61 ms

addthis_wordpress_public.min.css

addthis_wordpress_public.min.css

52 ms

colorbox.min.css

colorbox.min.css

40 ms

jquery-1.12.4-wp.js

jquery-1.12.4-wp.js

43 ms

jquery-migrate-1.4.1-wp.js

jquery-migrate-1.4.1-wp.js

41 ms

admin-ajax.php

admin-ajax.php

1131 ms

addthis_widget.js

addthis_widget.js

148 ms

www.allisonhvac.com

www.allisonhvac.com

43 ms

font-awesome.min.css

font-awesome.min.css

51 ms

jquery.min.js

jquery.min.js

57 ms

jquery.bxslider.js

jquery.bxslider.js

50 ms

jquery.bxslider.css

jquery.bxslider.css

48 ms

t.js

t.js

54 ms

83 ms

flexslider.css

flexslider.css

75 ms

public.css

public.css

75 ms

index.js

index.js

57 ms

index.js

index.js

80 ms

sf-customer-reviews_ffe46c6a.js

sf-customer-reviews_ffe46c6a.js

79 ms

hoverIntent.min.js

hoverIntent.min.js

79 ms

superfish.min.js

superfish.min.js

79 ms

superfish.args.min.js

superfish.args.min.js

80 ms

dynamik-responsive.js

dynamik-responsive.js

91 ms

custom-scripts.js

custom-scripts.js

83 ms

jquery.colorbox.1.5.9-min.js

jquery.colorbox.1.5.9-min.js

81 ms

jquery.flexslider.min.js

jquery.flexslider.min.js

93 ms

lead-script-sf-wdoc-cf7.js

lead-script-sf-wdoc-cf7.js

74 ms

sitelink.js

sitelink.js

4 ms

jquery.min.js

jquery.min.js

29 ms

gtm.js

gtm.js

179 ms

N3ae4lnWj0o

N3ae4lnWj0o

315 ms

jpp-button-medium.png

jpp-button-medium.png

256 ms

social-icons.png

social-icons.png

26 ms

top-nav-icons.png

top-nav-icons.png

26 ms

company-icon.png

company-icon.png

26 ms

phone-icon-small.png

phone-icon-small.png

25 ms

dotted.png

dotted.png

25 ms

search.png

search.png

25 ms

allison-air-conditioning-logo.jpg

allison-air-conditioning-logo.jpg

44 ms

Allison-Air-Conditioning-Inland-Empire-California-HVAC-Specialists-1500x515.jpg

Allison-Air-Conditioning-Inland-Empire-California-HVAC-Specialists-1500x515.jpg

47 ms

20PresAward_color.png

20PresAward_color.png

47 ms

IMG_Authorized-Installer-Badge.png

IMG_Authorized-Installer-Badge.png

49 ms

IMG_QuietCool-Logo.png

IMG_QuietCool-Logo.png

46 ms

TECH-Participating-Contractor-Centered-Blue@3x.png

TECH-Participating-Contractor-Centered-Blue@3x.png

48 ms

clean-energy-connection.png

clean-energy-connection.png

119 ms

Air-Conditioning-Services-375x250.jpg

Air-Conditioning-Services-375x250.jpg

48 ms

Heating-Services-375x250.jpg

Heating-Services-375x250.jpg

119 ms

Carrier-HVAC-Products-375x250.jpg

Carrier-HVAC-Products-375x250.jpg

120 ms

Heating-and-Air-Conditioning-Installation-and-Replacement-Corona-California.jpg

Heating-and-Air-Conditioning-Installation-and-Replacement-Corona-California.jpg

120 ms

carrier_experts_logo_transparemt_1.png

carrier_experts_logo_transparemt_1.png

256 ms

clock-icon-small.png

clock-icon-small.png

150 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCIPrc.woff

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCIPrc.woff

230 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvoorCIPrc.woff

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvoorCIPrc.woff

286 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVuEorCIPrc.woff

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVuEorCIPrc.woff

294 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVsEpbCIPrc.woff

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVsEpbCIPrc.woff

294 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVs9pbCIPrc.woff

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVs9pbCIPrc.woff

327 ms

expert-condition-bg.jpg

expert-condition-bg.jpg

275 ms

maintenance-bg.jpg

maintenance-bg.jpg

206 ms

10-Dollars-Off-Coupon.png

10-Dollars-Off-Coupon.png

211 ms

testi-bg.jpg

testi-bg.jpg

261 ms

scrolltotop.png

scrolltotop.png

211 ms

dropdown-img.png

dropdown-img.png

214 ms

1Pt_g8zYS_SKggPNyCgSQamb1W0lwk4S4Y_LDrMfJg.woff

1Pt_g8zYS_SKggPNyCgSQamb1W0lwk4S4Y_LDrMfJg.woff

232 ms

1Pt_g8zYS_SKggPNyCgSQamb1W0lwk4S4bbLDrMfJg.woff

1Pt_g8zYS_SKggPNyCgSQamb1W0lwk4S4bbLDrMfJg.woff

232 ms

1Pt_g8zYS_SKggPNyCgSQamb1W0lwk4S4VrMDrMfJg.woff

1Pt_g8zYS_SKggPNyCgSQamb1W0lwk4S4VrMDrMfJg.woff

230 ms

1Pt_g8zYS_SKggPNyCgSQamb1W0lwk4S4WjMDrMfJg.woff

1Pt_g8zYS_SKggPNyCgSQamb1W0lwk4S4WjMDrMfJg.woff

231 ms

1Pt_g8zYS_SKggPNyCgSQamb1W0lwk4S4TbMDrMfJg.woff

1Pt_g8zYS_SKggPNyCgSQamb1W0lwk4S4TbMDrMfJg.woff

231 ms

ajax-loader_c5cd7f53.gif

ajax-loader_c5cd7f53.gif

145 ms

sitelink.min.css

sitelink.min.css

106 ms

slick_b7c9e1e4.woff

slick_b7c9e1e4.woff

54 ms

www-player.css

www-player.css

21 ms

www-embed-player.js

www-embed-player.js

73 ms

base.js

base.js

101 ms

bg_direction_nav.png

bg_direction_nav.png

52 ms

ad_status.js

ad_status.js

184 ms

1AiCzlAXOvKBjKQ6-ZkwShm4tpQuZWMhqjO5xqGcWBk.js

1AiCzlAXOvKBjKQ6-ZkwShm4tpQuZWMhqjO5xqGcWBk.js

132 ms

embed.js

embed.js

34 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

32 ms

KFOlCnqEu92Fr1MmEU9fBBc-.woff

KFOlCnqEu92Fr1MmEU9fBBc-.woff

31 ms

id

id

36 ms

Accessibility Review

allisonhvac.com accessibility score

79

Accessibility Issues

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-hidden="true"] elements contain focusable descendents

High

[aria-*] attributes are not valid or misspelled

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

High

Some elements have a [tabindex] value greater than 0

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

Image elements do not have [alt] attributes

Best Practices

allisonhvac.com best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

allisonhvac.com SEO score

84

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

High

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

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 Allisonhvac.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 Allisonhvac.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

allisonhvac.com

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