Tools & Wizards About Us
preferred-dental.com screenshot

Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

preferred-dental.com

Home - Preferred Dental (Sedation Dentist Redlands, CA) - Preferred Dental

Page Load Speed

1.5 sec in total

First Response

36 ms

Resources Loaded

1.3 sec

Page Rendered

258 ms

preferred-dental.com screenshot

About Website

Welcome to preferred-dental.com homepage info - get ready to check Preferred Dental best content right away, or after learning these important things about preferred-dental.com

John Han is a cosmetic dentist specializing in sleep and sedation dentistry services in Redlands, CA. Preferred Dental is located in Redlands, CA.

Visit preferred-dental.com

Key Findings

We analyzed Preferred-dental.com page load time and found that the first response time was 36 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

preferred-dental.com performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value5.1 s

61/100

10%

TBT (Total Blocking Time)

Value370 ms

71/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.6 s

58/100

10%

Network Requests Diagram

preferred-dental.com

36 ms

preferred-dental.com

182 ms

www.preferred-dental.com

26 ms

www.preferred-dental.com

223 ms

b70b531eca8eba186e66edb3431d11d5.opt-min.cr.css

21 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 42% of them (11 requests) were addressed to the original Preferred-dental.com, 31% (8 requests) were made to Cdcssl.ibsrv.net and 8% (2 requests) were made to Unpkg.com. The less responsive or slowest element that took the longest time to load (783 ms) relates to the external source Cdcssl.ibsrv.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 143.6 kB (36%)

Content Size

395.8 kB

After Optimization

252.2 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Preferred-dental.com main page is 395.8 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. 20% of websites need less resources to load. Javascripts take 331.4 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 27.3 kB

  • Original 36.8 kB
  • After minification 36.5 kB
  • After compression 9.5 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 27.3 kB or 74% of the original size.

JavaScript Optimization

-35%

Potential reduce by 115.8 kB

  • Original 331.4 kB
  • After minification 331.4 kB
  • After compression 215.6 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 115.8 kB or 35% of the original size.

CSS Optimization

-2%

Potential reduce by 437 B

  • Original 27.6 kB
  • After minification 27.6 kB
  • After compression 27.1 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. Preferred-dental.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 10 (50%)

Requests Now

20

After Optimization

10

  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Preferred Dental. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

preferred-dental.com

preferred-dental.com

36 ms

preferred-dental.com

preferred-dental.com

182 ms

www.preferred-dental.com

www.preferred-dental.com

26 ms

www.preferred-dental.com

www.preferred-dental.com

223 ms

b70b531eca8eba186e66edb3431d11d5.opt-min.cr.css

b70b531eca8eba186e66edb3431d11d5.opt-min.cr.css

21 ms

preferred_dental_logo.png.webp

preferred_dental_logo.png.webp

425 ms

maxresdefault.jpg

maxresdefault.jpg

233 ms

email-decode.min.js

email-decode.min.js

30 ms

jquery-1.11.1.min.js

jquery-1.11.1.min.js

33 ms

masonry.pkgd.min.js

masonry.pkgd.min.js

53 ms

smb-number-changer.js

smb-number-changer.js

47 ms

2e6439f37b931923d87b5837c39e89d2.opt-min.co.js

2e6439f37b931923d87b5837c39e89d2.opt-min.co.js

46 ms

js-defer.js

js-defer.js

38 ms

btn1.png.webp

btn1.png.webp

735 ms

btn2.png.webp

btn2.png.webp

783 ms

hero2-1.jpg.webp

hero2-1.jpg.webp

424 ms

62151dd0037c4_111.png.webp

62151dd0037c4_111.png.webp

418 ms

62151deff3b49_222.png.webp

62151deff3b49_222.png.webp

432 ms

62151e3305d16_333.png.webp

62151e3305d16_333.png.webp

422 ms

62151e4d990d6_444.png.webp

62151e4d990d6_444.png.webp

442 ms

eUlJPrLazumK6-JdKg1ML5Sv

eUlJPrLazumK6-JdKg1ML5Sv

209 ms

jquery-1.11.1.min.js

jquery-1.11.1.min.js

17 ms

javascript,window.pagespeed.psatemp%3D0%3B

javascript,window.pagespeed.psatemp%3D0%3B

0 ms

masonry.pkgd.min.js

masonry.pkgd.min.js

15 ms

smb-number-changer.js

smb-number-changer.js

10 ms

2e6439f37b931923d87b5837c39e89d2.opt-min.co.js

2e6439f37b931923d87b5837c39e89d2.opt-min.co.js

15 ms

Accessibility Review

preferred-dental.com accessibility score

83

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

preferred-dental.com best practices score

58

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

Displays images with incorrect aspect ratio

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

preferred-dental.com SEO score

79

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

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Preferred-dental.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 Preferred-dental.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

preferred-dental.com

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