Tools & Wizards About Us
d-airconditioning.co screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

d-airconditioning.co

Ductless Mini-splits Air Conditioning in Orange County, California | D Air Conditioning Company

Page Load Speed

1.8 sec in total

First Response

31 ms

Resources Loaded

1.5 sec

Page Rendered

253 ms

d-airconditioning.co screenshot

About Website

Welcome to d-airconditioning.co homepage info - get ready to check D Air Conditioning best content right away, or after learning these important things about d-airconditioning.co

Serving Orange County's HVAC- heating, air conditioning, and ventilation. We specialize in residential and commerical ductless minisplits and HVAC central air systems.

Visit d-airconditioning.co

Key Findings

We analyzed D-airconditioning.co page load time and found that the first response time was 31 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

d-airconditioning.co performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value21.5 s

0/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value2,280 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value21.0 s

1/100

10%

Network Requests Diagram

d-airconditioning.co

31 ms

d-airconditioning.co

26 ms

bootstrap.min.css

280 ms

style.css

289 ms

line-icons.css

11 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 72% of them (38 requests) were addressed to the original D-airconditioning.co, 4% (2 requests) were made to Load.sumome.com and 4% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (594 ms) belongs to the original domain D-airconditioning.co.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (76%)

Content Size

1.7 MB

After Optimization

412.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of D-airconditioning.co main page is 1.7 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. 45% of websites need less resources to load. Images take 786.6 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 21.7 kB

  • Original 28.5 kB
  • After minification 21.3 kB
  • After compression 6.8 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 7.3 kB, which is 26% 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 21.7 kB or 76% of the original size.

Image Optimization

-79%

Potential reduce by 623.8 kB

  • Original 786.6 kB
  • After minification 162.8 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, D Air Conditioning needs image optimization as it can save up to 623.8 kB or 79% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-59%

Potential reduce by 262.1 kB

  • Original 444.6 kB
  • After minification 438.5 kB
  • After compression 182.4 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 262.1 kB or 59% of the original size.

CSS Optimization

-86%

Potential reduce by 371.5 kB

  • Original 431.7 kB
  • After minification 352.5 kB
  • After compression 60.2 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. D-airconditioning.co needs all CSS files to be minified and compressed as it can save up to 371.5 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (67%)

Requests Now

46

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of D Air Conditioning. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

d-airconditioning.co

d-airconditioning.co

31 ms

d-airconditioning.co

d-airconditioning.co

26 ms

bootstrap.min.css

bootstrap.min.css

280 ms

style.css

style.css

289 ms

line-icons.css

line-icons.css

11 ms

font-awesome.min.css

font-awesome.min.css

297 ms

flexslider.css

flexslider.css

295 ms

jquery.bxslider.css

jquery.bxslider.css

310 ms

jquery.fancybox.css

jquery.fancybox.css

13 ms

settings.css

settings.css

299 ms

page_one.css

page_one.css

544 ms

blue.css

blue.css

565 ms

popover-v1.js

popover-v1.js

19 ms

jquery-1.10.2.min.js

jquery-1.10.2.min.js

568 ms

jquery-migrate-1.2.1.min.js

jquery-migrate-1.2.1.min.js

566 ms

bootstrap.min.js

bootstrap.min.js

302 ms

back-to-top.js

back-to-top.js

302 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

587 ms

jquery.fancybox.pack.js

jquery.fancybox.pack.js

594 ms

jquery.themepunch.plugins.min.js

jquery.themepunch.plugins.min.js

547 ms

jquery.themepunch.revolution.min.js

jquery.themepunch.revolution.min.js

554 ms

app.js

app.js

556 ms

index.js

index.js

558 ms

load.sumome.com

load.sumome.com

53 ms

sumome.js

sumome.js

8 ms

app.css

app.css

548 ms

plugins.css

plugins.css

551 ms

ie8.css

ie8.css

561 ms

animate.css

animate.css

545 ms

box-shadows.css

box-shadows.css

566 ms

css

css

20 ms

fbevents.js

fbevents.js

138 ms

logo.png

logo.png

165 ms

sgtb-minisplit-on-wall.jpg

sgtb-minisplit-on-wall.jpg

467 ms

timer.png

timer.png

285 ms

breadcrumbs.png

breadcrumbs.png

289 ms

mini-split-image-1.jpg

mini-split-image-1.jpg

291 ms

mini-split-image-2.jpg

mini-split-image-2.jpg

291 ms

mini-split-image-3.png

mini-split-image-3.png

300 ms

mini-split-image-4.png

mini-split-image-4.png

297 ms

mini-split-image-6.png

mini-split-image-6.png

556 ms

mini-split-image-5.png

mini-split-image-5.png

560 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

516 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff

104 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVQ.woff

106 ms

analytics.js

analytics.js

89 ms

heap.js

heap.js

88 ms

jquery.fancybox.css

jquery.fancybox.css

75 ms

up.png

up.png

455 ms

loader.gif

loader.gif

456 ms

collect

collect

13 ms

js

js

91 ms

a8ggut4m

a8ggut4m

30 ms

Accessibility Review

d-airconditioning.co accessibility score

88

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

d-airconditioning.co best practices score

50

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

Displays images with incorrect aspect ratio

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

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

d-airconditioning.co SEO score

85

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

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 D-airconditioning.co 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 D-airconditioning.co 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

d-airconditioning.co

Open Graph description is not detected on the main page of D Air Conditioning. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: