Report Summary

  • 56

    Performance

    Renders faster than
    73% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 57% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

htmldoctor.info

Home - HTML Doctor

Page Load Speed

17.6 sec in total

First Response

217 ms

Resources Loaded

17.1 sec

Page Rendered

272 ms

htmldoctor.info screenshot

About Website

Visit htmldoctor.info now to see the best up-to-date HTML Doctor content and also check out these interesting facts you probably never knew about htmldoctor.info

HTML and CSS Tutorials starting from complete beginner, through intermediate to advanced topics.

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Key Findings

We analyzed Htmldoctor.info page load time and found that the first response time was 217 ms and then it took 17.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

htmldoctor.info performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

86/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

88/100

25%

SI (Speed Index)

Value4.7 s

68/100

10%

TBT (Total Blocking Time)

Value2,880 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.0 s

27/100

10%

Network Requests Diagram

htmldoctor.info

217 ms

jquery-ui.css

7 ms

main.css

99 ms

modernizr-2.6.2.min.js

174 ms

adsbygoogle.js

9 ms

Our browser made a total of 129 requests to load all elements on the main page. We found that 12% of them (15 requests) were addressed to the original Htmldoctor.info, 8% (10 requests) were made to Static.xx.fbcdn.net and 7% (9 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (14.5 sec) relates to the external source Scontent.xx.fbcdn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 466.0 kB (49%)

Content Size

950.1 kB

After Optimization

484.1 kB

In fact, the total size of Htmldoctor.info main page is 950.1 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. 65% of websites need less resources to load. Javascripts take 587.0 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 88.1 kB

  • Original 111.9 kB
  • After minification 110.9 kB
  • After compression 23.8 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 88.1 kB or 79% of the original size.

Image Optimization

-8%

Potential reduce by 18.9 kB

  • Original 239.6 kB
  • After minification 220.7 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. HTML Doctor images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 353.1 kB

  • Original 587.0 kB
  • After minification 570.2 kB
  • After compression 233.9 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 353.1 kB or 60% of the original size.

CSS Optimization

-51%

Potential reduce by 5.9 kB

  • Original 11.5 kB
  • After minification 10.5 kB
  • After compression 5.6 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. Htmldoctor.info needs all CSS files to be minified and compressed as it can save up to 5.9 kB or 51% of the original size.

Requests Breakdown

Number of requests can be reduced by 81 (65%)

Requests Now

124

After Optimization

43

The browser has sent 124 CSS, Javascripts, AJAX and image requests in order to completely render the main page of HTML Doctor. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 57 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

htmldoctor.info accessibility score

84

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

Best Practices

htmldoctor.info best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

htmldoctor.info SEO score

100

Search Engine Optimization Advices

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

    N/A

  • Encoding

    UTF-8

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