Report Summary

  • 73

    Performance

    Renders faster than
    82% 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

  • 93

    SEO

    Google-friendlier than
    83% of websites

boi.vn

Bói - Xem bói- Coi bói tử vi vận mệnh của 12 con giáp

Page Load Speed

13.5 sec in total

First Response

719 ms

Resources Loaded

12.4 sec

Page Rendered

443 ms

About Website

Welcome to boi.vn homepage info - get ready to check Boi best content for Vietnam right away, or after learning these important things about boi.vn

Xem bói tử vi - Tra cứu lịch âm dương của 12 con giáp, xem bói hàng ngày, xem tuổi coi tên nhìn tướng.đoán vận mệnh tương lai chính xác nhất

Visit boi.vn

Key Findings

We analyzed Boi.vn page load time and found that the first response time was 719 ms and then it took 12.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

boi.vn performance score

73

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

52/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.9 s

89/100

10%

Network Requests Diagram

boi.vn

719 ms

boi.vn

1456 ms

937ac50ea2edc652e8cfd21b88a4976e.css

28 ms

css

40 ms

bg.jpg

1312 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 82% of them (71 requests) were addressed to the original Boi.vn, 11% (10 requests) were made to Static.xx.fbcdn.net and 2% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (7.5 sec) belongs to the original domain Boi.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 209.5 kB (28%)

Content Size

750.0 kB

After Optimization

540.5 kB

In fact, the total size of Boi.vn main page is 750.0 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. 45% of websites need less resources to load. Images take 490.5 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 184.1 kB

  • Original 211.2 kB
  • After minification 204.4 kB
  • After compression 27.1 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 184.1 kB or 87% of the original size.

Image Optimization

-5%

Potential reduce by 25.3 kB

  • Original 490.5 kB
  • After minification 465.2 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. Boi images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 5 B

  • Original 3.1 kB
  • After minification 3.1 kB
  • After compression 3.0 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

-0%

Potential reduce by 37 B

  • Original 45.1 kB
  • After minification 45.1 kB
  • After compression 45.1 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. Boi.vn has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (18%)

Requests Now

82

After Optimization

67

The browser has sent 82 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Boi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

boi.vn accessibility score

95

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

boi.vn 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

boi.vn SEO score

93

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

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Boi.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese 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 Boi.vn 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 Boi. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: