Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

katzroofing.com

Residential & Commercial Roofing Services, Siding, Windows | Potterville & Charlotte, MI | Katz Roofing & Siding

Page Load Speed

1.2 sec in total

First Response

101 ms

Resources Loaded

810 ms

Page Rendered

272 ms

katzroofing.com screenshot

About Website

Welcome to katzroofing.com homepage info - get ready to check Katz Roofing best content right away, or after learning these important things about katzroofing.com

Over 16,000 Satisfied Customers Michigan Roofing, siding, and construction services Call for a Free Estimate! Our Services Who We Are Katz Roofing & Siding is a family-owned and operated residential...

Visit katzroofing.com

Key Findings

We analyzed Katzroofing.com page load time and found that the first response time was 101 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

katzroofing.com performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value13.4 s

0/100

25%

SI (Speed Index)

Value5.9 s

48/100

10%

TBT (Total Blocking Time)

Value1,130 ms

23/100

30%

CLS (Cumulative Layout Shift)

Value0.125

83/100

15%

TTI (Time to Interactive)

Value16.2 s

6/100

10%

Network Requests Diagram

katzroofing.com

101 ms

styles.css

63 ms

style.min.css

74 ms

latest.css

68 ms

comment-form.min.css

62 ms

Our browser made a total of 94 requests to load all elements on the main page. We found that 94% of them (88 requests) were addressed to the original Katzroofing.com, 2% (2 requests) were made to Googletagmanager.com and 2% (2 requests) were made to Img1.wsimg.com. The less responsive or slowest element that took the longest time to load (393 ms) belongs to the original domain Katzroofing.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (48%)

Content Size

2.7 MB

After Optimization

1.4 MB

In fact, the total size of Katzroofing.com main page is 2.7 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. 70% of websites need less resources to load. HTML takes 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 1.2 MB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 194.2 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 1.2 MB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 940.2 kB
  • After minification 940.2 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. Katz Roofing images are well optimized though.

JavaScript Optimization

-30%

Potential reduce by 101.7 kB

  • Original 344.0 kB
  • After minification 344.0 kB
  • After compression 242.3 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 101.7 kB or 30% of the original size.

CSS Optimization

-1%

Potential reduce by 316 B

  • Original 44.4 kB
  • After minification 44.4 kB
  • After compression 44.1 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. Katzroofing.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 79 (88%)

Requests Now

90

After Optimization

11

The browser has sent 90 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Katz Roofing. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 72 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

katzroofing.com accessibility score

96

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

Best Practices

katzroofing.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

katzroofing.com SEO score

91

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 Katzroofing.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 Katzroofing.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

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