Tools & Wizards About Us

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

backlinks.vn

Backlinks.vn - Quản lý, Mua Bán, và Trao Đổi Backlink Chất Lượng Cao

Page Load Speed

4.9 sec in total

First Response

309 ms

Resources Loaded

2.9 sec

Page Rendered

1.7 sec

About Website

Click here to check amazing Backlinks content for Vietnam. Otherwise, check out these important facts you probably never knew about backlinks.vn

Backlinks.vn cung cấp giải pháp toàn diện cho quản lý, mua bán, và trao đổi backlink, giúp các doanh nghiệp và nhà tiếp thị số tối ưu hóa chiến lược SEO, tăng cường thứ hạng và khả năng hiển thị trên ...

Visit backlinks.vn

Key Findings

We analyzed Backlinks.vn page load time and found that the first response time was 309 ms and then it took 4.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

backlinks.vn performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

62/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

5/100

25%

SI (Speed Index)

Value5.0 s

63/100

10%

TBT (Total Blocking Time)

Value790 ms

37/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.1 s

51/100

10%

Network Requests Diagram

backlinks.vn

309 ms

bootstrap.min.css

76 ms

bootstrap-icons.css

114 ms

all.min.css

143 ms

index.css

520 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that 75% of them (15 requests) were addressed to the original Backlinks.vn, 15% (3 requests) were made to Cdn.jsdelivr.net and 5% (1 request) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Backlinks.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 33.8 kB (7%)

Content Size

509.6 kB

After Optimization

475.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Backlinks.vn main page is 509.6 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. 50% of websites need less resources to load. Images take 433.5 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 33.5 kB

  • Original 40.7 kB
  • After minification 40.7 kB
  • After compression 7.2 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 33.5 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 433.5 kB
  • After minification 433.5 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. Backlinks images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 82 B

  • Original 33.4 kB
  • After minification 33.4 kB
  • After compression 33.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-12%

Potential reduce by 229 B

  • Original 2.0 kB
  • After minification 2.0 kB
  • After compression 1.7 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. Backlinks.vn needs all CSS files to be minified and compressed as it can save up to 229 B or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (22%)

Requests Now

18

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Backlinks. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

backlinks.vn accessibility score

85

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.

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

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

backlinks.vn best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

backlinks.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

    VI

  • Encoding

    UTF-8

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