Tools & Wizards About Us
jefferyjjohnson.com screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

jefferyjjohnson.com

Jeffery J. Johnson & Jodi B. Johnson DMD | Dentist St. Louis, MO

Page Load Speed

1.5 sec in total

First Response

34 ms

Resources Loaded

1 sec

Page Rendered

394 ms

jefferyjjohnson.com screenshot

About Website

Visit jefferyjjohnson.com now to see the best up-to-date Jeffery J Johnson content and also check out these interesting facts you probably never knew about jefferyjjohnson.com

Our St. Louis dentists offer a range of general, restorative, and cosmetic dentistry services for all your family's oral health needs. Call now to book a visit!

Visit jefferyjjohnson.com

Key Findings

We analyzed Jefferyjjohnson.com page load time and found that the first response time was 34 ms and then it took 1.4 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

jefferyjjohnson.com performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value5.1 s

61/100

10%

TBT (Total Blocking Time)

Value1,000 ms

27/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.5 s

30/100

10%

Network Requests Diagram

jefferyjjohnson.com

34 ms

jefferyjjohnson.com

170 ms

www.jefferyjjohnson.com

19 ms

www.jefferyjjohnson.com

237 ms

8e63e2c25ad5697dd26619df06612fc7.opt-min.cr.css

15 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 37% of them (10 requests) were addressed to the original Jefferyjjohnson.com, 26% (7 requests) were made to Cdcssl.ibsrv.net and 7% (2 requests) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (573 ms) relates to the external source Cdcssl.ibsrv.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 150.9 kB (33%)

Content Size

458.4 kB

After Optimization

307.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jefferyjjohnson.com main page is 458.4 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. 15% of websites need less resources to load. Javascripts take 331.4 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 34.6 kB

  • Original 45.0 kB
  • After minification 44.6 kB
  • After compression 10.4 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 34.6 kB or 77% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 53.7 kB
  • After minification 53.7 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. Jeffery J Johnson images are well optimized though.

JavaScript Optimization

-35%

Potential reduce by 115.9 kB

  • Original 331.4 kB
  • After minification 331.4 kB
  • After compression 215.5 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 115.9 kB or 35% of the original size.

CSS Optimization

-1%

Potential reduce by 361 B

  • Original 28.2 kB
  • After minification 28.2 kB
  • After compression 27.8 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. Jefferyjjohnson.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 10 (45%)

Requests Now

22

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jeffery J Johnson. 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

jefferyjjohnson.com

jefferyjjohnson.com

34 ms

jefferyjjohnson.com

jefferyjjohnson.com

170 ms

www.jefferyjjohnson.com

www.jefferyjjohnson.com

19 ms

www.jefferyjjohnson.com

www.jefferyjjohnson.com

237 ms

8e63e2c25ad5697dd26619df06612fc7.opt-min.cr.css

8e63e2c25ad5697dd26619df06612fc7.opt-min.cr.css

15 ms

css2

css2

77 ms

logo-new.jpg.webp

logo-new.jpg.webp

177 ms

maxresdefault.jpg

maxresdefault.jpg

80 ms

bootstrap.min.css

bootstrap.min.css

79 ms

jquery-1.11.1.min.js

jquery-1.11.1.min.js

43 ms

masonry.pkgd.min.js

masonry.pkgd.min.js

119 ms

smb-number-changer.js

smb-number-changer.js

119 ms

6d6feb0975d4cedd1bb3bef598fdafed.opt-min.co.js

6d6feb0975d4cedd1bb3bef598fdafed.opt-min.co.js

70 ms

js-defer.js

js-defer.js

69 ms

497122-care-credit-logo-200x99.jpg.webp

497122-care-credit-logo-200x99.jpg.webp

573 ms

images.png.webp

images.png.webp

323 ms

629122d8a19bc_111.png.webp

629122d8a19bc_111.png.webp

58 ms

62912293c311f_222.png.webp

62912293c311f_222.png.webp

57 ms

629122079109f_333.png.webp

629122079109f_333.png.webp

57 ms

629122694cbd0_444.png.webp

629122694cbd0_444.png.webp

68 ms

AGVKUVD7qRM9PfFHRh_tFXCW

AGVKUVD7qRM9PfFHRh_tFXCW

256 ms

bootstrap.min.js

bootstrap.min.js

15 ms

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

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

1 ms

jquery-1.11.1.min.js

jquery-1.11.1.min.js

13 ms

masonry.pkgd.min.js

masonry.pkgd.min.js

23 ms

smb-number-changer.js

smb-number-changer.js

13 ms

6d6feb0975d4cedd1bb3bef598fdafed.opt-min.co.js

6d6feb0975d4cedd1bb3bef598fdafed.opt-min.co.js

15 ms

Accessibility Review

jefferyjjohnson.com accessibility score

83

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-*] attributes do not match their roles

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

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

jefferyjjohnson.com best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

jefferyjjohnson.com SEO score

93

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

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 Jefferyjjohnson.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 Jefferyjjohnson.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

jefferyjjohnson.com

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