Tools & Wizards About Us

Report Summary

  • 79

    Performance

    Renders faster than
    85% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

doctorzamenhof.com

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Page Load Speed

1.4 sec in total

First Response

33 ms

Resources Loaded

1.2 sec

Page Rendered

231 ms

About Website

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Key Findings

We analyzed Doctorzamenhof.com page load time and found that the first response time was 33 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

doctorzamenhof.com performance score

79

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

61/100

25%

SI (Speed Index)

Value3.6 s

86/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.11

87/100

15%

TTI (Time to Interactive)

Value3.6 s

91/100

10%

Network Requests Diagram

doctorzamenhof.com

33 ms

amp

34 ms

jametkuproy.com.in

557 ms

remixicon.css

37 ms

styles.css

13 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original Doctorzamenhof.com, 68% (17 requests) were made to Jametkuproy.com.in and 12% (3 requests) were made to Unpkg.com. The less responsive or slowest element that took the longest time to load (557 ms) relates to the external source Jametkuproy.com.in.

Page Optimization Overview & Recommendations

Page size can be reduced by 129.0 kB (11%)

Content Size

1.1 MB

After Optimization

997.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Doctorzamenhof.com main page is 1.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 14.5 kB

  • Original 17.0 kB
  • After minification 10.5 kB
  • After compression 2.5 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. This page needs HTML code to be minified as it can gain 6.5 kB, which is 38% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 14.5 kB or 85% of the original size.

Image Optimization

-10%

Potential reduce by 113.9 kB

  • Original 1.1 MB
  • After minification 991.9 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. Doctorzamenhof images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 12 B

  • Original 1.1 kB
  • After minification 1.1 kB
  • After compression 1.0 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

-20%

Potential reduce by 613 B

  • Original 3.0 kB
  • After minification 3.0 kB
  • After compression 2.4 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. Doctorzamenhof.com needs all CSS files to be minified and compressed as it can save up to 613 B or 20% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

19

After Optimization

19

  • Images
  • JavaScript
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Doctorzamenhof. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

doctorzamenhof.com accessibility score

84

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

Buttons do not have an accessible name

High

Links do not have a discernible name

Best Practices

doctorzamenhof.com 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

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

doctorzamenhof.com SEO score

92

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

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