Report Summary

  • 28

    Performance

    Renders faster than
    48% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 60% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

dutton-lainson.com

Home - Dutton-Lainson Company

Page Load Speed

4 sec in total

First Response

408 ms

Resources Loaded

3.4 sec

Page Rendered

179 ms

dutton-lainson.com screenshot

About Website

Click here to check amazing Dutton Lainson content for United States. Otherwise, check out these important facts you probably never knew about dutton-lainson.com

Dutton-Lainson Company Home Page

Visit dutton-lainson.com

Key Findings

We analyzed Dutton-lainson.com page load time and found that the first response time was 408 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

dutton-lainson.com performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value12.5 s

0/100

10%

LCP (Largest Contentful Paint)

Value22.2 s

0/100

25%

SI (Speed Index)

Value16.5 s

0/100

10%

TBT (Total Blocking Time)

Value680 ms

44/100

30%

CLS (Cumulative Layout Shift)

Value0.045

99/100

15%

TTI (Time to Interactive)

Value28.3 s

0/100

10%

Network Requests Diagram

dutton-lainson.com

408 ms

style.css

203 ms

DL-logo-(process).jpg

221 ms

NEWDLTITLE.jpg

276 ms

ISO-Logo.jpg

233 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 91% of them (32 requests) were addressed to the original Dutton-lainson.com, 6% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Gmodules.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Dutton-lainson.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 171.4 kB (27%)

Content Size

637.7 kB

After Optimization

466.2 kB

In fact, the total size of Dutton-lainson.com main page is 637.7 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. Only 5% of websites need less resources to load. Images take 477.4 kB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 119.5 kB

  • Original 132.8 kB
  • After minification 129.7 kB
  • After compression 13.4 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 119.5 kB or 90% of the original size.

Image Optimization

-7%

Potential reduce by 34.7 kB

  • Original 477.4 kB
  • After minification 442.8 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. Dutton Lainson images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 16.0 kB

  • Original 25.7 kB
  • After minification 24.7 kB
  • After compression 9.7 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 16.0 kB or 62% of the original size.

CSS Optimization

-75%

Potential reduce by 1.3 kB

  • Original 1.7 kB
  • After minification 1.4 kB
  • After compression 424 B

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. Dutton-lainson.com needs all CSS files to be minified and compressed as it can save up to 1.3 kB or 75% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (39%)

Requests Now

33

After Optimization

20

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dutton Lainson. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Accessibility Review

dutton-lainson.com accessibility score

85

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

dutton-lainson.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

SEO Factors

dutton-lainson.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

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dutton-lainson.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Dutton-lainson.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Dutton Lainson. 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: