Report Summary

  • 52

    Performance

    Renders faster than
    69% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 81% of websites

  • 0

    Best Practices

  • 89

    SEO

    Google-friendlier than
    66% of websites

vast.ai

Rent GPUs | Vast.ai

Page Load Speed

81 ms in total

First Response

8 ms

Resources Loaded

19 ms

Page Rendered

54 ms

vast.ai screenshot

About Website

Click here to check amazing Vast content for India. Otherwise, check out these important facts you probably never knew about vast.ai

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Key Findings

We analyzed Vast.ai page load time and found that the first response time was 8 ms and then it took 73 ms to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

vast.ai performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

85/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

49/100

25%

SI (Speed Index)

Value4.4 s

74/100

10%

TBT (Total Blocking Time)

Value1,180 ms

21/100

30%

CLS (Cumulative Layout Shift)

Value0.052

99/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

Network Requests Diagram

vast.ai

8 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Vast.ai and no external sources were called. The less responsive or slowest element that took the longest time to load (8 ms) belongs to the original domain Vast.ai.

Page Optimization Overview & Recommendations

Page size can be reduced by 42.8 kB (3%)

Content Size

1.2 MB

After Optimization

1.2 MB

In fact, the total size of Vast.ai main page is 1.2 MB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-14%

Potential reduce by 16 B

  • Original 118 B
  • After minification 118 B
  • After compression 102 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. 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 16 B or 14% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 1.1 MB
  • After minification 1.1 MB

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. Vast images are well optimized though.

JavaScript Optimization

-29%

Potential reduce by 32.2 kB

  • Original 111.5 kB
  • After minification 111.5 kB
  • After compression 79.3 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 32.2 kB or 29% of the original size.

CSS Optimization

-16%

Potential reduce by 10.6 kB

  • Original 67.2 kB
  • After minification 67.2 kB
  • After compression 56.6 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. Vast.ai needs all CSS files to be minified and compressed as it can save up to 10.6 kB or 16% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

vast.ai accessibility score

93

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

[id] attributes on active, focusable elements are not unique

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

SEO Factors

vast.ai SEO score

89

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

High

Tap targets are not sized appropriately

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 Vast.ai 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 Vast.ai 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 Vast. 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: