Tools & Wizards About Us
davhvac.com screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

davhvac.com

Davidson Heating & Air, Inc, Air Conditioner & Furnace Repair & Service | Lexington, NC 27292

Page Load Speed

2.1 sec in total

First Response

230 ms

Resources Loaded

1.6 sec

Page Rendered

306 ms

davhvac.com screenshot

About Website

Visit davhvac.com now to see the best up-to-date Davhvac content and also check out these interesting facts you probably never knew about davhvac.com

Serving Lexington, NC area. We specialize in HVAC service, repair and maintenance of Carrier furnaces, AC (A/C), heat pumps, ductless, geothermal for people near me

Visit davhvac.com

Key Findings

We analyzed Davhvac.com page load time and found that the first response time was 230 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

davhvac.com performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

58/100

10%

LCP (Largest Contentful Paint)

Value23.3 s

0/100

25%

SI (Speed Index)

Value7.7 s

24/100

10%

TBT (Total Blocking Time)

Value5,120 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.144

77/100

15%

TTI (Time to Interactive)

Value15.6 s

6/100

10%

Network Requests Diagram

www.davhvac.com

230 ms

js

78 ms

widget.js

75 ms

carrier-logo-2020.png

98 ms

536973338

897 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 21% of them (8 requests) were addressed to the original Davhvac.com, 49% (19 requests) were made to Storage.googleapis.com and 5% (2 requests) were made to Player.vimeo.com. The less responsive or slowest element that took the longest time to load (897 ms) relates to the external source Player.vimeo.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 342.1 kB (6%)

Content Size

6.1 MB

After Optimization

5.7 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Davhvac.com main page is 6.1 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. 50% of websites need less resources to load. Images take 5.1 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 223.0 kB

  • Original 272.3 kB
  • After minification 266.6 kB
  • After compression 49.3 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 223.0 kB or 82% of the original size.

Image Optimization

-2%

Potential reduce by 77.2 kB

  • Original 5.1 MB
  • After minification 5.0 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. Davhvac images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 41.9 kB

  • Original 735.3 kB
  • After minification 735.3 kB
  • After compression 693.4 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 6 (16%)

Requests Now

37

After Optimization

31

  • AJAX
  • Images
  • JavaScript

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Davhvac. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.davhvac.com

www.davhvac.com

230 ms

js

js

78 ms

widget.js

widget.js

75 ms

carrier-logo-2020.png

carrier-logo-2020.png

98 ms

536973338

536973338

897 ms

291976052

291976052

387 ms

js

js

111 ms

api.js

api.js

86 ms

core.min.js

core.min.js

291 ms

main.min.js

main.min.js

88 ms

logo.png

logo.png

170 ms

topic-new-system.png

topic-new-system.png

132 ms

topic-repair-or-replace.png

topic-repair-or-replace.png

169 ms

topic-energy-concerns.png

topic-energy-concerns.png

171 ms

topic-healthy-home.png

topic-healthy-home.png

125 ms

topic-ready-for-maintenance.png

topic-ready-for-maintenance.png

169 ms

nate-logo-large.png

nate-logo-large.png

220 ms

google-g-icon.png

google-g-icon.png

88 ms

facebook.png

facebook.png

87 ms

cool-cash-background.jpg

cool-cash-background.jpg

91 ms

carrier-cool-cash-5.png

carrier-cool-cash-5.png

100 ms

davhvac-Bldg-Trucks.jpg

davhvac-Bldg-Trucks.jpg

215 ms

iStock-483544857-first-frame.jpg

iStock-483544857-first-frame.jpg

119 ms

money-falling-first-frame.jpg

money-falling-first-frame.jpg

127 ms

financing.jpg

financing.jpg

122 ms

video-loop-image.PNG

video-loop-image.PNG

167 ms

Carrier-Ductless-Living-Room-CMG-Philly.jpg

Carrier-Ductless-Living-Room-CMG-Philly.jpg

169 ms

gr-unit.png

gr-unit.png

168 ms

IMG_0421.jpg

IMG_0421.jpg

255 ms

ac_repair_100w.png

ac_repair_100w.png

169 ms

reviews-stars.png

reviews-stars.png

216 ms

credit-cards-visa.png

credit-cards-visa.png

215 ms

credit-cards-mastercard.png

credit-cards-mastercard.png

215 ms

credit-cards-discover.png

credit-cards-discover.png

217 ms

recaptcha__en.js

recaptcha__en.js

26 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

45 ms

ip-lookup.php

ip-lookup.php

136 ms

843551268-eca0d4f5e1c5de14d4e01c1d4d517e88034aaf128218078b84e7e545054165a4-d

843551268-eca0d4f5e1c5de14d4e01c1d4d517e88034aaf128218078b84e7e545054165a4-d

75 ms

1111598569-6a477153db54c37bf9363b7c76b918f42ad75e54cb478d1946d0bee23907b75b-d

1111598569-6a477153db54c37bf9363b7c76b918f42ad75e54cb478d1946d0bee23907b75b-d

352 ms

Accessibility Review

davhvac.com accessibility score

88

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

Buttons do not have an accessible name

High

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

High

Links do not have a discernible name

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.

Best Practices

davhvac.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

High

Missing source maps for large first-party JavaScript

SEO Factors

davhvac.com SEO score

89

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

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 Davhvac.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 Davhvac.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

davhvac.com

Open Graph description is not detected on the main page of Davhvac. 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: