Report Summary

  • 74

    Performance

    Renders faster than
    83% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

3dteethwhitening.com

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Page Load Speed

1.4 sec in total

First Response

255 ms

Resources Loaded

1 sec

Page Rendered

153 ms

3dteethwhitening.com screenshot

About Website

Visit 3dteethwhitening.com now to see the best up-to-date 3 Dteethwhitening content and also check out these interesting facts you probably never knew about 3dteethwhitening.com

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Key Findings

We analyzed 3dteethwhitening.com page load time and found that the first response time was 255 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

3dteethwhitening.com performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

55/100

25%

SI (Speed Index)

Value2.8 s

95/100

10%

TBT (Total Blocking Time)

Value310 ms

77/100

30%

CLS (Cumulative Layout Shift)

Value0.099

90/100

15%

TTI (Time to Interactive)

Value4.0 s

88/100

10%

Network Requests Diagram

3dteethwhitening.com

255 ms

homecss.css

118 ms

style.css

115 ms

jquery.js

131 ms

style.css

133 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that 91% of them (20 requests) were addressed to the original 3dteethwhitening.com, 5% (1 request) were made to S3.buysellads.com and 5% (1 request) were made to V2.zopim.com. The less responsive or slowest element that took the longest time to load (483 ms) belongs to the original domain 3dteethwhitening.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 10.7 kB (3%)

Content Size

364.8 kB

After Optimization

354.2 kB

In fact, the total size of 3dteethwhitening.com main page is 364.8 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. Only 10% of websites need less resources to load. Images take 344.7 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 5.7 kB

  • Original 8.3 kB
  • After minification 7.7 kB
  • After compression 2.6 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 5.7 kB or 69% of the original size.

Image Optimization

-0%

Potential reduce by 783 B

  • Original 344.7 kB
  • After minification 343.9 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. 3 Dteethwhitening images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 695 B

  • Original 7.3 kB
  • After minification 7.3 kB
  • After compression 6.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-76%

Potential reduce by 3.5 kB

  • Original 4.6 kB
  • After minification 3.8 kB
  • After compression 1.1 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. 3dteethwhitening.com needs all CSS files to be minified and compressed as it can save up to 3.5 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (43%)

Requests Now

14

After Optimization

8

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 3 Dteethwhitening. 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

3dteethwhitening.com accessibility score

86

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

Document doesn't have a <title> element

High

<frame> or <iframe> elements do not have a title

Best Practices

3dteethwhitening.com best practices score

92

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

Page has valid source maps

SEO Factors

3dteethwhitening.com SEO score

75

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

Document doesn't have a <title> element

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

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

    ZH

  • 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 3dteethwhitening.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 3dteethwhitening.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 3 Dteethwhitening. 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: