Access crust.subscan.io. Subscan | Aggregate Substrate ecological network high-precision Web3 explorer

Report Summary

About Website

Welcome to crust.subscan.io homepage info - get ready to check Crust Subscan best content for China right away, or after learning these important things about crust.subscan.io

Subscan | Substrate ecological explorer: Search, analyze, and visualize blockchain that occurs on Substrate based network (Polkadot, Kusama, Moonbeam, Acala, Darwinia), such as extrinsics, transfers, ...

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name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

69/100

25%

SI (Speed Index)

Value12.1 s

3/100

10%

TBT (Total Blocking Time)

Value8,330 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value22.9 s

1/100

10%

crust.subscan.io

348 ms

9e2cd766e4dad1df.css

97 ms

6cb80cb4c371e67b.css

24 ms

polyfills-78c92fac7aa8fdd8.js

309 ms

webpack-da022a6ea3341928.js

271 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 97% of them (31 requests) were addressed to the original Crust.subscan.io, 3% (1 request) were made to Static.cloudflareinsights.com. The less responsive or slowest element that took the longest time to load (977 ms) belongs to the original domain Crust.subscan.io.

Content Size

176.8 kB

After Optimization

76.8 kB

In fact, the total size of Crust.subscan.io main page is 176.8 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. 30% of websites need less resources to load. HTML takes 135.5 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 94.2 kB

Original 135.5 kB
After minification 135.4 kB
After compression 41.3 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 94.2 kB or 69% of the original size.

Image Optimization

-14%

Potential reduce by 5.8 kB

Original 40.7 kB
After minification 34.9 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. Obviously, Crust Subscan needs image optimization as it can save up to 5.8 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

-3%

Potential reduce by 17 B

Original 655 B
After minification 655 B
After compression 638 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. This website has mostly compressed JavaScripts.

Requests Now

After Optimization

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Crust Subscan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Form elements do not have associated labels

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Crust.subscan.io 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 Crust.subscan.io 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

crust.subscan.io

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Subscan | Aggregate Substrate ecological network high-precision Web3 explorer

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)