Tools & Wizards About Us
dhmechanicalct.com screenshot

Report Summary

  • 71

    Performance

    Renders faster than
    81% of other websites

  • 40

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

dhmechanicalct.com

D&H Mechanical | CT Heating & Air Conditioning Services

Page Load Speed

753 ms in total

First Response

91 ms

Resources Loaded

395 ms

Page Rendered

267 ms

dhmechanicalct.com screenshot

About Website

Click here to check amazing D H Mechanical CT content. Otherwise, check out these important facts you probably never knew about dhmechanicalct.com

We are a business providing fast and affordable service for residential, commercial and industrial needs such as our CT heating & air conditioning services.

Visit dhmechanicalct.com

Key Findings

We analyzed Dhmechanicalct.com page load time and found that the first response time was 91 ms and then it took 662 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

dhmechanicalct.com performance score

71

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.0 s

100/100

10%

LCP (Largest Contentful Paint)

Value5.1 s

25/100

25%

SI (Speed Index)

Value3.5 s

88/100

10%

TBT (Total Blocking Time)

Value240 ms

85/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.8 s

55/100

10%

Network Requests Diagram

dhmechanicalct.com

91 ms

formBuilder.css

18 ms

style.css

35 ms

jquery-latest.min.js

16 ms

cycle2-min.js

58 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 77% of them (23 requests) were addressed to the original Dhmechanicalct.com, 7% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (184 ms) belongs to the original domain Dhmechanicalct.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 138.9 kB (8%)

Content Size

1.7 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dhmechanicalct.com 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 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 11.2 kB

  • Original 14.3 kB
  • After minification 13.6 kB
  • After compression 3.1 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 11.2 kB or 79% of the original size.

Image Optimization

-7%

Potential reduce by 111.1 kB

  • Original 1.6 MB
  • After minification 1.5 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. D H Mechanical CT images are well optimized though.

JavaScript Optimization

-33%

Potential reduce by 15.8 kB

  • Original 48.6 kB
  • After minification 48.5 kB
  • After compression 32.8 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 15.8 kB or 33% of the original size.

CSS Optimization

-16%

Potential reduce by 793 B

  • Original 4.8 kB
  • After minification 4.8 kB
  • After compression 4.0 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. Dhmechanicalct.com needs all CSS files to be minified and compressed as it can save up to 793 B or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (18%)

Requests Now

28

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of D H Mechanical CT. 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

dhmechanicalct.com

dhmechanicalct.com

91 ms

formBuilder.css

formBuilder.css

18 ms

style.css

style.css

35 ms

jquery-latest.min.js

jquery-latest.min.js

16 ms

cycle2-min.js

cycle2-min.js

58 ms

page-scripts.js

page-scripts.js

57 ms

analytics.js

analytics.js

21 ms

phone-number.png

phone-number.png

68 ms

phone-icon.png

phone-icon.png

66 ms

bg.png

bg.png

67 ms

logo.png

logo.png

69 ms

tagline-bg.png

tagline-bg.png

67 ms

Simsbury%20Green%20Bldg%20Small.jpg

Simsbury%20Green%20Bldg%20Small.jpg

111 ms

Vans%20Crop.jpg

Vans%20Crop.jpg

137 ms

Navien%20Silver%20Lane%20Crop.jpg

Navien%20Silver%20Lane%20Crop.jpg

92 ms

Lincoln%20Roof%20Crop.jpg

Lincoln%20Roof%20Crop.jpg

123 ms

Simsbury%20Underground%20Crop.jpeg

Simsbury%20Underground%20Crop.jpeg

110 ms

header-fade-left.png

header-fade-left.png

75 ms

header-fade-right.png

header-fade-right.png

91 ms

shadow.png

shadow.png

110 ms

Navien%20Manchester%20Small.jpg

Navien%20Manchester%20Small.jpg

111 ms

Small%20Commercial%20Water%20Heater.jpg

Small%20Commercial%20Water%20Heater.jpg

131 ms

temp-img3.jpg

temp-img3.jpg

129 ms

Lincoln%20Roof%20Top%5B1%5D.jpg

Lincoln%20Roof%20Top%5B1%5D.jpg

184 ms

logos.jpg

logos.jpg

130 ms

webfont.js

webfont.js

55 ms

collect

collect

52 ms

css

css

34 ms

js

js

96 ms

font

font

9 ms

Accessibility Review

dhmechanicalct.com accessibility score

40

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

dhmechanicalct.com 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

dhmechanicalct.com SEO score

77

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

High

robots.txt is not valid

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dhmechanicalct.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Dhmechanicalct.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

dhmechanicalct.com

Open Graph description is not detected on the main page of D H Mechanical CT. 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: