Tools & Wizards About Us
atozheating.com screenshot

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

atozheating.com

A to Z Heating & Cooling, Air Conditioner & Furnace Repair & Service | Dearborn Heights, MI 48125

Page Load Speed

1.7 sec in total

First Response

163 ms

Resources Loaded

1.2 sec

Page Rendered

340 ms

atozheating.com screenshot

About Website

Welcome to atozheating.com homepage info - get ready to check A To Z Heating best content right away, or after learning these important things about atozheating.com

Serving Dearborn Heights, MI area. We specialize in HVAC service, repair and maintenance of American-Standard furnaces, AC (A/C), heat pumps, ductless, geothermal for people near me

Visit atozheating.com

Key Findings

We analyzed Atozheating.com page load time and found that the first response time was 163 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

atozheating.com performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

76/100

10%

LCP (Largest Contentful Paint)

Value10.1 s

0/100

25%

SI (Speed Index)

Value6.6 s

37/100

10%

TBT (Total Blocking Time)

Value1,710 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value12.4 s

15/100

10%

Network Requests Diagram

www.atozheating.com

163 ms

js

78 ms

fall-autumn-red.jpg

73 ms

657169eda075bbe60b0d42c2f8862c1b5c2727fce9b5f727

279 ms

am-std-cc-logo2021.png

101 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 24% of them (7 requests) were addressed to the original Atozheating.com, 41% (12 requests) were made to Storage.googleapis.com and 7% (2 requests) were made to Birdeye.com. The less responsive or slowest element that took the longest time to load (512 ms) relates to the external source Player.vimeo.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 327.4 kB (20%)

Content Size

1.7 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Atozheating.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. 20% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 239.1 kB

  • Original 287.5 kB
  • After minification 281.7 kB
  • After compression 48.3 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 239.1 kB or 83% of the original size.

Image Optimization

-5%

Potential reduce by 47.4 kB

  • Original 1.0 MB
  • After minification 999.9 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. A To Z Heating images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 40.9 kB

  • Original 320.3 kB
  • After minification 320.3 kB
  • After compression 279.4 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 40.9 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (22%)

Requests Now

27

After Optimization

21

  • AJAX
  • Images
  • JavaScript

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of A To Z Heating. 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.atozheating.com

www.atozheating.com

163 ms

js

js

78 ms

fall-autumn-red.jpg

fall-autumn-red.jpg

73 ms

657169eda075bbe60b0d42c2f8862c1b5c2727fce9b5f727

657169eda075bbe60b0d42c2f8862c1b5c2727fce9b5f727

279 ms

am-std-cc-logo2021.png

am-std-cc-logo2021.png

101 ms

A-to-Z-logo-2023.png

A-to-Z-logo-2023.png

133 ms

reviews-stars.png

reviews-stars.png

127 ms

registered-amstd-logo.png

registered-amstd-logo.png

186 ms

ac_repair_100w.png

ac_repair_100w.png

104 ms

credit-cards-visa.png

credit-cards-visa.png

102 ms

credit-cards-mastercard.png

credit-cards-mastercard.png

103 ms

credit-cards-discover.png

credit-cards-discover.png

105 ms

credit-cards-amex.png

credit-cards-amex.png

107 ms

google-g-icon.png

google-g-icon.png

107 ms

facebook.png

facebook.png

108 ms

topic-new-system.png

topic-new-system.png

21 ms

topic-repair-or-replace.png

topic-repair-or-replace.png

29 ms

topic-energy-concerns.png

topic-energy-concerns.png

37 ms

topic-healthy-home.png

topic-healthy-home.png

112 ms

topic-ready-for-maintenance.png

topic-ready-for-maintenance.png

43 ms

js

js

98 ms

api.js

api.js

46 ms

core.min.js

core.min.js

97 ms

main.min.js

main.min.js

52 ms

webchat

webchat

97 ms

251382996

251382996

512 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

78 ms

ip-lookup.php

ip-lookup.php

137 ms

677722933-363b65720e57bc9230d1ce90d7a6fd264c5d86b1b7cbf585eb3366cb9188e1c6-d

677722933-363b65720e57bc9230d1ce90d7a6fd264c5d86b1b7cbf585eb3366cb9188e1c6-d

16 ms

Accessibility Review

atozheating.com accessibility score

86

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

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

atozheating.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

atozheating.com SEO score

82

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

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 Atozheating.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 Atozheating.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

atozheating.com

Open Graph description is not detected on the main page of A To Z Heating. 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: