Tools & Wizards About Us
coffmanco.com screenshot

Report Summary

  • 60

    Performance

    Renders faster than
    75% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

coffmanco.com

Heating & Air Conditioning Aurora CO | Coffman & Co.

Page Load Speed

2.4 sec in total

First Response

191 ms

Resources Loaded

1.6 sec

Page Rendered

639 ms

coffmanco.com screenshot

About Website

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

Coffman & Co. has been the top heating and air conditioning provider in Aurora, CO since 1983. Contact us today!

Visit coffmanco.com

Key Findings

We analyzed Coffmanco.com page load time and found that the first response time was 191 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

coffmanco.com performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

77/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

52/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value560 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value10.4 s

24/100

10%

Network Requests Diagram

coffmanco.com

191 ms

coffmanco.com

264 ms

style.css

16 ms

style-cf.css

28 ms

styles.css

35 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 71% of them (46 requests) were addressed to the original Coffmanco.com, 5% (3 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (870 ms) belongs to the original domain Coffmanco.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 116.2 kB (2%)

Content Size

4.9 MB

After Optimization

4.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Coffmanco.com main page is 4.9 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. 70% of websites need less resources to load. Images take 4.5 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 83.2 kB

  • Original 101.1 kB
  • After minification 84.6 kB
  • After compression 17.9 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 16.5 kB, which is 16% 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 83.2 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 4.5 MB
  • After minification 4.5 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. Coffman CO images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 32.6 kB

  • Original 248.6 kB
  • After minification 248.6 kB
  • After compression 216.0 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 32.6 kB or 13% of the original size.

CSS Optimization

-1%

Potential reduce by 379 B

  • Original 64.1 kB
  • After minification 63.8 kB
  • After compression 63.7 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. Coffmanco.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 29 (54%)

Requests Now

54

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coffman CO. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

coffmanco.com

coffmanco.com

191 ms

coffmanco.com

coffmanco.com

264 ms

style.css

style.css

16 ms

style-cf.css

style-cf.css

28 ms

styles.css

styles.css

35 ms

ryno-blacklist-public.css

ryno-blacklist-public.css

26 ms

fontawesome-all.min.css

fontawesome-all.min.css

46 ms

main.css

main.css

59 ms

style.css

style.css

24 ms

style.css

style.css

36 ms

css2

css2

30 ms

email-decode.min.js

email-decode.min.js

25 ms

jquery.min.js

jquery.min.js

35 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

42 ms

jquery.cycle2.min.js

jquery.cycle2.min.js

117 ms

select2.min.js

select2.min.js

120 ms

printThis.min.js

printThis.min.js

126 ms

all.js

all.js

128 ms

script.js

script.js

126 ms

index.js

index.js

126 ms

index.js

index.js

126 ms

ryno-tracking.js

ryno-tracking.js

124 ms

akismet-frontend.js

akismet-frontend.js

135 ms

lazyload.min.js

lazyload.min.js

135 ms

fbevents.js

fbevents.js

196 ms

gtm.js

gtm.js

270 ms

mountain-background.webp

mountain-background.webp

200 ms

Coffman_HPSlider_OnlineBooking_1614x596_Blue-1.png

Coffman_HPSlider_OnlineBooking_1614x596_Blue-1.png

535 ms

Coffman_HPSlider_1614x594_DenversExperts.png

Coffman_HPSlider_1614x594_DenversExperts.png

579 ms

Coffman_HPSlider_1614x594_Finance_Yellow.png

Coffman_HPSlider_1614x594_Finance_Yellow.png

576 ms

Coffman_BOGOHP_1614x594.png

Coffman_BOGOHP_1614x594.png

527 ms

heating-cta.jpg

heating-cta.jpg

185 ms

ac-cta.jpg

ac-cta.jpg

199 ms

plumbing-cta.jpg

plumbing-cta.jpg

216 ms

PutnamServiceCompany_AreasWeServeBG.png

PutnamServiceCompany_AreasWeServeBG.png

217 ms

Coffman_ContactFormBG.jpg

Coffman_ContactFormBG.jpg

225 ms

SLXgc1nY6HkvangtZmpQdkhzfH5lkSs2SgRjCAGMQ1z0hOA-W1Q.ttf

SLXgc1nY6HkvangtZmpQdkhzfH5lkSs2SgRjCAGMQ1z0hOA-W1Q.ttf

195 ms

SLXgc1nY6HkvangtZmpQdkhzfH5lkSs2SgRjCAGMQ1z0hAc5W1Q.ttf

SLXgc1nY6HkvangtZmpQdkhzfH5lkSs2SgRjCAGMQ1z0hAc5W1Q.ttf

211 ms

ZXuke1cDvLCKLDcimxBI5A.ttf

ZXuke1cDvLCKLDcimxBI5A.ttf

288 ms

fa-solid-900.woff

fa-solid-900.woff

296 ms

fa-regular-400.woff

fa-regular-400.woff

314 ms

fa-light-300.woff

fa-light-300.woff

554 ms

ryno-service-areas.ttf

ryno-service-areas.ttf

143 ms

fa-brands-400.woff

fa-brands-400.woff

565 ms

CoffmanCo-Logo.png

CoffmanCo-Logo.png

566 ms

Coffman_Logo0423.png

Coffman_Logo0423.png

587 ms

phone.svg

phone.svg

446 ms

Truck-P1118776.jpg

Truck-P1118776.jpg

734 ms

carrier-logo.jpg

carrier-logo.jpg

661 ms

100_percent_satisfaction_blue.png

100_percent_satisfaction_blue.png

732 ms

Coffman-Carrier-3.jpg

Coffman-Carrier-3.jpg

733 ms

Proud-to-Employ-Certified-NATE-Technicians-White.png

Proud-to-Employ-Certified-NATE-Technicians-White.png

746 ms

carrier-fad-logo.png

carrier-fad-logo.png

870 ms

js

js

81 ms

analytics.js

analytics.js

55 ms

stat.js

stat.js

75 ms

loader.js

loader.js

68 ms

webchat-v1.js

webchat-v1.js

67 ms

schedule-engine-v3.js

schedule-engine-v3.js

102 ms

collect

collect

41 ms

collect

collect

60 ms

call-tracking_7.js

call-tracking_7.js

35 ms

ga-audiences

ga-audiences

82 ms

c

c

553 ms

wcm

wcm

22 ms

Accessibility Review

coffmanco.com accessibility score

87

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

coffmanco.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

SEO Factors

coffmanco.com SEO score

83

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

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 Coffmanco.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 Coffmanco.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

coffmanco.com

Open Graph data is detected on the main page of Coffman CO. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: