Tools & Wizards About Us
kellerheating.com screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

kellerheating.com

Keller Heating Air Conditioning, Inc., Air Conditioner & Furnace Repair & Service | Bloomington, IN 47404

Page Load Speed

20.7 sec in total

First Response

203 ms

Resources Loaded

20.3 sec

Page Rendered

229 ms

kellerheating.com screenshot

About Website

Welcome to kellerheating.com homepage info - get ready to check Keller Heating best content right away, or after learning these important things about kellerheating.com

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

Visit kellerheating.com

Key Findings

We analyzed Kellerheating.com page load time and found that the first response time was 203 ms and then it took 20.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

kellerheating.com performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value7.6 s

4/100

25%

SI (Speed Index)

Value5.6 s

54/100

10%

TBT (Total Blocking Time)

Value340 ms

74/100

30%

CLS (Cumulative Layout Shift)

Value0.245

51/100

15%

TTI (Time to Interactive)

Value9.5 s

30/100

10%

Network Requests Diagram

www.kellerheating.com

203 ms

js

102 ms

carrier-fad-logo-white-tagline-2020.png

127 ms

keller-van.png

163 ms

logo.png

131 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 20% of them (7 requests) were addressed to the original Kellerheating.com, 49% (17 requests) were made to Storage.googleapis.com and 6% (2 requests) were made to Core-dot-sos-apps.appspot.com. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source Angieslist.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 455.6 kB (26%)

Content Size

1.8 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Kellerheating.com main page is 1.8 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. 25% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 212.8 kB

  • Original 259.1 kB
  • After minification 250.8 kB
  • After compression 46.3 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 212.8 kB or 82% of the original size.

Image Optimization

-4%

Potential reduce by 38.4 kB

  • Original 1.0 MB
  • After minification 1.0 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. Keller Heating images are well optimized though.

JavaScript Optimization

-42%

Potential reduce by 204.3 kB

  • Original 481.5 kB
  • After minification 481.5 kB
  • After compression 277.2 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 204.3 kB or 42% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (13%)

Requests Now

30

After Optimization

26

  • AJAX
  • Images
  • JavaScript

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Keller 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 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.kellerheating.com

www.kellerheating.com

203 ms

js

js

102 ms

carrier-fad-logo-white-tagline-2020.png

carrier-fad-logo-white-tagline-2020.png

127 ms

keller-van.png

keller-van.png

163 ms

logo.png

logo.png

131 ms

facebook.png

facebook.png

57 ms

google-g-icon.png

google-g-icon.png

58 ms

carrier-checking-gauges.jpg

carrier-checking-gauges.jpg

117 ms

carrier-van-furnace.jpg

carrier-van-furnace.jpg

85 ms

topic-new-system.png

topic-new-system.png

57 ms

topic-repair-or-replace.png

topic-repair-or-replace.png

142 ms

topic-energy-concerns.png

topic-energy-concerns.png

120 ms

topic-healthy-home.png

topic-healthy-home.png

120 ms

topic-ready-for-maintenance.png

topic-ready-for-maintenance.png

120 ms

202284883

202284883

1297 ms

widget.js

widget.js

250 ms

linklogo.jpg

linklogo.jpg

138 ms

2e69000048b211f096226ceae5f83591.png

2e69000048b211f096226ceae5f83591.png

19858 ms

badge-10-bbb-3028055.png

badge-10-bbb-3028055.png

62 ms

js

js

128 ms

core.min.js

core.min.js

222 ms

main.min.js

main.min.js

115 ms

brand_173_3.jpg

brand_173_3.jpg

87 ms

brand_173_4.jpg

brand_173_4.jpg

115 ms

carrier-fad-blk100.png

carrier-fad-blk100.png

130 ms

ac_repair_100w.png

ac_repair_100w.png

112 ms

credit-cards-visa.png

credit-cards-visa.png

118 ms

credit-cards-mastercard.png

credit-cards-mastercard.png

117 ms

credit-cards-discover.png

credit-cards-discover.png

120 ms

carrier-logo-wht150w.png

carrier-logo-wht150w.png

221 ms

nate-certified-75.png

nate-certified-75.png

185 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

76 ms

ip-lookup.php

ip-lookup.php

142 ms

carrier-logo-white-tagline-2020.png

carrier-logo-white-tagline-2020.png

34 ms

api.js

api.js

17 ms

Accessibility Review

kellerheating.com 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

<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

kellerheating.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

Missing source maps for large first-party JavaScript

SEO Factors

kellerheating.com SEO score

83

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 Kellerheating.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 Kellerheating.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

kellerheating.com

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