Tools & Wizards About Us

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

alaskasleepdoctor.com

Sleep Doctor - Sleep Study | John Krehlik M.D. Anchorage

Page Load Speed

4.6 sec in total

First Response

1.2 sec

Resources Loaded

3.3 sec

Page Rendered

113 ms

About Website

Visit alaskasleepdoctor.com now to see the best up-to-date Alaska Sleep Doctor content and also check out these interesting facts you probably never knew about alaskasleepdoctor.com

Call John Krehlik M.D. at 888-503-8131 now for exceptional Hospitals and Medical Facilities service in Anchorage, AK!

Visit alaskasleepdoctor.com

Key Findings

We analyzed Alaskasleepdoctor.com page load time and found that the first response time was 1.2 sec and then it took 3.4 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

alaskasleepdoctor.com performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

11/100

10%

LCP (Largest Contentful Paint)

Value10.7 s

0/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value350 ms

73/100

30%

CLS (Cumulative Layout Shift)

Value0.143

78/100

15%

TTI (Time to Interactive)

Value9.8 s

28/100

10%

Network Requests Diagram

alaskasleepdoctor.com

1189 ms

alaskasleepdoctor.com

1364 ms

publish.css

158 ms

48933687-e101-4e3f-9295-7f5d7a974357.css

266 ms

css

36 ms

Our browser made a total of 11 requests to load all elements on the main page. We found that 55% of them (6 requests) were addressed to the original Alaskasleepdoctor.com, 27% (3 requests) were made to Fonts.gstatic.com and 9% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Alaskasleepdoctor.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 138.3 kB (33%)

Content Size

415.8 kB

After Optimization

277.6 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Alaskasleepdoctor.com main page is 415.8 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 237.9 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 79.9 kB

  • Original 93.0 kB
  • After minification 92.8 kB
  • After compression 13.0 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 79.9 kB or 86% of the original size.

JavaScript Optimization

-16%

Potential reduce by 39.0 kB

  • Original 237.9 kB
  • After minification 237.9 kB
  • After compression 198.9 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 39.0 kB or 16% of the original size.

CSS Optimization

-23%

Potential reduce by 19.4 kB

  • Original 85.0 kB
  • After minification 85.0 kB
  • After compression 65.6 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. Alaskasleepdoctor.com needs all CSS files to be minified and compressed as it can save up to 19.4 kB or 23% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

  • AJAX
  • JavaScript
  • CSS

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alaska Sleep Doctor. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

alaskasleepdoctor.com accessibility score

85

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Links do not have a discernible name

Best Practices

alaskasleepdoctor.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

alaskasleepdoctor.com SEO score

90

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alaskasleepdoctor.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 Alaskasleepdoctor.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

Open Graph description is not detected on the main page of Alaska Sleep Doctor. 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: