Tools & Wizards About Us

Report Summary

  • 91

    Performance

    Renders faster than
    91% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

qtumbook.guarda.co

Qtum (QTUM) Block Explorer | Explore QTUM Blockchain

Page Load Speed

1.1 sec in total

First Response

459 ms

Resources Loaded

548 ms

Page Rendered

87 ms

About Website

Welcome to qtumbook.guarda.co homepage info - get ready to check Qtum Book Guarda best content for Russia right away, or after learning these important things about qtumbook.guarda.co

Detailed Blockchain Data for Qtum (QTUM) including the most recently mined blocks, mempool, transactions, and addresses.

Visit qtumbook.guarda.co

Key Findings

We analyzed Qtumbook.guarda.co page load time and found that the first response time was 459 ms and then it took 635 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster. This domain responded with an error, which can significantly jeopardize Qtumbook.guarda.co rating and web reputation

Performance Metrics

qtumbook.guarda.co performance score

91

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value2.7 s

85/100

25%

SI (Speed Index)

Value3.8 s

83/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.7 s

97/100

10%

Network Requests Diagram

qtumbook.guarda.co

459 ms

main.css

4 ms

cf-icon-browser.png

4 ms

cf-icon-ok.png

7 ms

cf-icon-cloud.png

15 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that all of those requests were addressed to Qtumbook.guarda.co and no external sources were called. The less responsive or slowest element that took the longest time to load (459 ms) belongs to the original domain Qtumbook.guarda.co.

Page Optimization Overview & Recommendations

Page size can be reduced by 5 B (0%)

Content Size

6.4 kB

After Optimization

6.4 kB

  • Images
  • CSS

In fact, the total size of Qtumbook.guarda.co main page is 6.4 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 4.2 kB which makes up the majority of the site volume.

HTML Optimization

-0%

Potential reduce by -8 B

  • Original 0 B

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 web page is already compressed.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 4.2 kB
  • After minification 4.2 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. Qtum Book Guarda images are well optimized though.

CSS Optimization

-1%

Potential reduce by 13 B

  • Original 2.2 kB
  • After minification 2.2 kB
  • After compression 2.2 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. Qtumbook.guarda.co has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

  • Images
  • CSS

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

Network Requests Diagram

Accessibility Review

qtumbook.guarda.co accessibility score

95

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.

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

qtumbook.guarda.co 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

qtumbook.guarda.co 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

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Qtumbook.guarda.co 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 Qtumbook.guarda.co main page’s claimed encoding is . 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 Qtum Book Guarda. 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: