Tools & Wizards About Us

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

dulichhalong.com.vn

Du Lịch Hạ Long - Đặt Du Thuyền Hạ Long 5 Sao Giá Tốt Nhất

Page Load Speed

20.8 sec in total

First Response

1.5 sec

Resources Loaded

18.5 sec

Page Rendered

815 ms

About Website

Visit dulichhalong.com.vn now to see the best up-to-date Du Lichha Long content for Vietnam and also check out these interesting facts you probably never knew about dulichhalong.com.vn

Du lịch Hạ Long trên du thuyền Hạ Long 5 sao ngủ đêm Giá Tốt Nhất, Nhiều Ưu Đãi, KM đến 50%, đặt tour Hạ Long & tàu thăm quan Vịnh Hạ Long - Lan Hạ Cát Bà Uy Tín trên 10 năm.

Visit dulichhalong.com.vn

Key Findings

We analyzed Dulichhalong.com.vn page load time and found that the first response time was 1.5 sec and then it took 19.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

dulichhalong.com.vn performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value18.9 s

0/100

25%

SI (Speed Index)

Value12.0 s

4/100

10%

TBT (Total Blocking Time)

Value1,070 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.25

50/100

15%

TTI (Time to Interactive)

Value21.9 s

1/100

10%

Network Requests Diagram

dulichhalong.com.vn

1528 ms

dulichhalong.com.vn

1439 ms

font.css

538 ms

all.css

40 ms

font-awesome.min.css

810 ms

Our browser made a total of 131 requests to load all elements on the main page. We found that 85% of them (111 requests) were addressed to the original Dulichhalong.com.vn, 8% (11 requests) were made to Static.xx.fbcdn.net and 2% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (12.8 sec) belongs to the original domain Dulichhalong.com.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 424.0 kB (18%)

Content Size

2.4 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dulichhalong.com.vn main page is 2.4 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 92.1 kB

  • Original 108.7 kB
  • After minification 94.1 kB
  • After compression 16.6 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. This page needs HTML code to be minified as it can gain 14.6 kB, which is 13% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 92.1 kB or 85% of the original size.

Image Optimization

-3%

Potential reduce by 54.3 kB

  • Original 1.6 MB
  • After minification 1.5 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. Du Lichha Long images are well optimized though.

JavaScript Optimization

-46%

Potential reduce by 230.5 kB

  • Original 498.6 kB
  • After minification 498.4 kB
  • After compression 268.2 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 230.5 kB or 46% of the original size.

CSS Optimization

-25%

Potential reduce by 47.2 kB

  • Original 187.6 kB
  • After minification 187.6 kB
  • After compression 140.4 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. Dulichhalong.com.vn needs all CSS files to be minified and compressed as it can save up to 47.2 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 51 (40%)

Requests Now

127

After Optimization

76

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 127 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Du Lichha Long. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

dulichhalong.com.vn accessibility score

82

Accessibility Issues

ARIA

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.

Impact

Issue

High

ARIA input fields do not have accessible names

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

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.

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

dulichhalong.com.vn best practices score

50

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

dulichhalong.com.vn 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

    VI

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dulichhalong.com.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it does not match the claimed English language. Our system also found out that Dulichhalong.com.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 description is not detected on the main page of Du Lichha Long. 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: