Tools & Wizards About Us

Report Summary

  • 88

    Performance

    Renders faster than
    90% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

btc.surf

Bitcoin Barrel // Free Bitcoin List // Faucets // Crypto Casinos

Page Load Speed

1.2 sec in total

First Response

154 ms

Resources Loaded

703 ms

Page Rendered

340 ms

About Website

Visit btc.surf now to see the best up-to-date Btc content for Russia and also check out these interesting facts you probably never knew about btc.surf

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Key Findings

We analyzed Btc.surf page load time and found that the first response time was 154 ms and then it took 1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

btc.surf performance score

88

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

70/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

64/100

25%

SI (Speed Index)

Value2.4 s

98/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value2.4 s

98/100

10%

Network Requests Diagram

bitcoinbarrel.com

154 ms

bootstrap-icons.css

58 ms

styles.css

27 ms

728x90_0.gif

301 ms

300-X250-2.gif

320 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Btc.surf, 16% (3 requests) were made to Cdn.jsdelivr.net and 11% (2 requests) were made to I.ibb.co. The less responsive or slowest element that took the longest time to load (337 ms) relates to the external source Trustdice.win.

Page Optimization Overview & Recommendations

Page size can be reduced by 40.2 kB (17%)

Content Size

242.4 kB

After Optimization

202.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Btc.surf main page is 242.4 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. 25% of websites need less resources to load. Images take 202.5 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 11.7 kB

  • Original 15.0 kB
  • After minification 15.0 kB
  • After compression 3.3 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 11.7 kB or 78% of the original size.

Image Optimization

-14%

Potential reduce by 28.5 kB

  • Original 202.5 kB
  • After minification 174.1 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. Obviously, Btc needs image optimization as it can save up to 28.5 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-30%

Potential reduce by 72 B

  • Original 238 B
  • After minification 238 B
  • After compression 166 B

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 72 B or 30% of the original size.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 24.5 kB
  • After minification 24.5 kB
  • After compression 24.5 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. Btc.surf has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

16

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Btc. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

btc.surf accessibility score

96

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

Best Practices

btc.surf 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

High

Page has valid source maps

SEO Factors

btc.surf SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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 Btc.surf 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 Btc.surf 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 Btc. 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: