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zennerandritter.com screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

zennerandritter.com

Zenner & Ritter - Zenner & Ritter Home Services

Page Load Speed

1.9 sec in total

First Response

127 ms

Resources Loaded

1.4 sec

Page Rendered

416 ms

zennerandritter.com screenshot

About Website

Welcome to zennerandritter.com homepage info - get ready to check Zenner And Ritter best content right away, or after learning these important things about zennerandritter.com

Experience top-tier HVAC services in Buffalo, NY, with Zenner & Ritter. From installations to repairs, we’re here to keep your home comfortable. Contact us today!

Visit zennerandritter.com

Key Findings

We analyzed Zennerandritter.com page load time and found that the first response time was 127 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

zennerandritter.com performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value8.6 s

1/100

25%

SI (Speed Index)

Value5.1 s

62/100

10%

TBT (Total Blocking Time)

Value2,290 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value16.8 s

5/100

10%

Network Requests Diagram

zennerandritter.com

127 ms

style.min.css

32 ms

style.min.css

51 ms

style.min.css

42 ms

style.min.css

37 ms

Our browser made a total of 77 requests to load all elements on the main page. We found that 65% of them (50 requests) were addressed to the original Zennerandritter.com, 8% (6 requests) were made to Googletagmanager.com and 8% (6 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (760 ms) relates to the external source Fonts.gstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 165.5 kB (20%)

Content Size

810.7 kB

After Optimization

645.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zennerandritter.com main page is 810.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 371.9 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 146.2 kB

  • Original 179.1 kB
  • After minification 157.2 kB
  • After compression 32.9 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 21.9 kB, which is 12% 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 146.2 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 371.9 kB
  • After minification 371.9 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. Zenner And Ritter images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 12.5 kB

  • Original 117.1 kB
  • After minification 116.5 kB
  • After compression 104.6 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 12.5 kB or 11% of the original size.

CSS Optimization

-5%

Potential reduce by 6.8 kB

  • Original 142.7 kB
  • After minification 142.6 kB
  • After compression 135.9 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. Zennerandritter.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 45 (71%)

Requests Now

63

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zenner And Ritter. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zennerandritter.com

zennerandritter.com

127 ms

style.min.css

style.min.css

32 ms

style.min.css

style.min.css

51 ms

style.min.css

style.min.css

42 ms

style.min.css

style.min.css

37 ms

style.min.css

style.min.css

60 ms

style.min.css

style.min.css

50 ms

style.min.css

style.min.css

59 ms

styles.css

styles.css

86 ms

simple-job-board-email-attachment-public.css

simple-job-board-email-attachment-public.css

71 ms

css

css

64 ms

font-awesome.min.css

font-awesome.min.css

78 ms

jquery-ui.css

jquery-ui.css

86 ms

simple-job-board-public.css

simple-job-board-public.css

81 ms

page-list.css

page-list.css

71 ms

style.css

style.css

94 ms

all.css

all.css

65 ms

owl-carousel.css

owl-carousel.css

87 ms

animate.css

animate.css

110 ms

style.css

style.css

106 ms

bootstrap.min.css

bootstrap.min.css

98 ms

jquery.min.js

jquery.min.js

119 ms

jquery-migrate.min.js

jquery-migrate.min.js

104 ms

simple-job-board-email-attachment-public.js

simple-job-board-email-attachment-public.js

118 ms

jq-sticky-anything.min.js

jq-sticky-anything.min.js

133 ms

js

js

107 ms

js

js

210 ms

js

js

345 ms

js

js

347 ms

slick.css

slick.css

72 ms

swap.js

swap.js

94 ms

stickThis.js

stickThis.js

115 ms

script.js

script.js

129 ms

scripts.min.js

scripts.min.js

165 ms

owl-carousel.js

owl-carousel.js

210 ms

jquery.touchSwipe.min.js

jquery.touchSwipe.min.js

207 ms

wow.js

wow.js

208 ms

script.js

script.js

208 ms

smush-lazy-load.min.js

smush-lazy-load.min.js

209 ms

formwatch-1.0.0.js

formwatch-1.0.0.js

62 ms

jquery-3.6.4.min.js

jquery-3.6.4.min.js

54 ms

slick.min.js

slick.min.js

89 ms

gtm.js

gtm.js

213 ms

gtm.js

gtm.js

210 ms

304c16c8-4fdc-4ad1-ba79-b4f57f1f9415

304c16c8-4fdc-4ad1-ba79-b4f57f1f9415

397 ms

body-bg.jpg

body-bg.jpg

184 ms

top-bg.jpg

top-bg.jpg

183 ms

fb.png

fb.png

393 ms

trouble-shooter-bg.png

trouble-shooter-bg.png

394 ms

featured-manufacture-bg-1024x237-1.webp

featured-manufacture-bg-1024x237-1.webp

392 ms

social-sprites.png

social-sprites.png

183 ms

we-accept-brands.png

we-accept-brands.png

392 ms

logo.png

logo.png

260 ms

hvac-home-air-conditioning.png

hvac-home-air-conditioning.png

260 ms

hvac-home-heating.png

hvac-home-heating.png

331 ms

hvac-home-ductless.png

hvac-home-ductless.png

332 ms

hvac-home-plumbing.png

hvac-home-plumbing.png

330 ms

hvac-home-generator.png

hvac-home-generator.png

331 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

373 ms

KFOlCnqEu92Fr1MmEU9fBBc-.woff

KFOlCnqEu92Fr1MmEU9fBBc-.woff

480 ms

KFOlCnqEu92Fr1MmSU5fBBc-.woff

KFOlCnqEu92Fr1MmSU5fBBc-.woff

662 ms

KFOkCnqEu92Fr1MmgVxIIzQ.woff

KFOkCnqEu92Fr1MmgVxIIzQ.woff

664 ms

KFOlCnqEu92Fr1MmWUlfBBc-.woff

KFOlCnqEu92Fr1MmWUlfBBc-.woff

760 ms

KFOlCnqEu92Fr1MmYUtfBBc-.woff

KFOlCnqEu92Fr1MmYUtfBBc-.woff

760 ms

fa-solid-900.woff

fa-solid-900.woff

240 ms

fa-solid-900.woff

fa-solid-900.woff

372 ms

fa-regular-400.woff

fa-regular-400.woff

312 ms

fa-regular-400.woff

fa-regular-400.woff

371 ms

NeoSans.otf

NeoSans.otf

479 ms

NeoSans-Bold.otf

NeoSans-Bold.otf

479 ms

sdk.js

sdk.js

371 ms

ppms.js

ppms.js

659 ms

external_forms.js

external_forms.js

463 ms

WidgetScript

WidgetScript

450 ms

sdk.js

sdk.js

234 ms

20off-plumbing.png

20off-plumbing.png

284 ms

45off-ductCleaning.png

45off-ductCleaning.png

283 ms

Accessibility Review

zennerandritter.com accessibility score

90

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

zennerandritter.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

zennerandritter.com SEO score

93

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

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

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 Zennerandritter.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 Zennerandritter.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

zennerandritter.com

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