Tools & Wizards About Us
niengiamtrangvang.com screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 33

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

niengiamtrangvang.com

Trang Vàng Việt Nam, Danh Bạ 250.000 Doanh Nghiệp Toàn Quốc

Page Load Speed

5 sec in total

First Response

1.7 sec

Resources Loaded

3.1 sec

Page Rendered

243 ms

niengiamtrangvang.com screenshot

About Website

Visit niengiamtrangvang.com now to see the best up-to-date Niengiam Trang Vang content for Vietnam and also check out these interesting facts you probably never knew about niengiamtrangvang.com

Trang vàng Việt nam, Niên giám Trang vàng 250.000 doanh nghiệp toàn quốc. Danh bạ các nhà sản xuất, kinh doanh dịch vụ, nhập khẩu và phân phối tại Việt Nam.

Visit niengiamtrangvang.com

Key Findings

We analyzed Niengiamtrangvang.com page load time and found that the first response time was 1.7 sec and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

niengiamtrangvang.com performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value8.7 s

1/100

25%

SI (Speed Index)

Value12.9 s

2/100

10%

TBT (Total Blocking Time)

Value2,090 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.6 s

47/100

10%

Network Requests Diagram

niengiamtrangvang.com

1716 ms

myCss.css

703 ms

autocomplete.css

481 ms

jquery.js

962 ms

dimensions.js

487 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 64% of them (27 requests) were addressed to the original Niengiamtrangvang.com, 19% (8 requests) were made to Logo.trangvangvietnam.com and 5% (2 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Niengiamtrangvang.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 350.4 kB (44%)

Content Size

800.4 kB

After Optimization

450.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Niengiamtrangvang.com main page is 800.4 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. 25% of websites need less resources to load. Javascripts take 397.4 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 81.3 kB

  • Original 103.7 kB
  • After minification 88.8 kB
  • After compression 22.4 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 14.9 kB, which is 14% 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 81.3 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 771 B

  • Original 266.1 kB
  • After minification 265.3 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. Niengiam Trang Vang images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 239.8 kB

  • Original 397.4 kB
  • After minification 393.6 kB
  • After compression 157.6 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 239.8 kB or 60% of the original size.

CSS Optimization

-86%

Potential reduce by 28.6 kB

  • Original 33.2 kB
  • After minification 20.7 kB
  • After compression 4.6 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. Niengiamtrangvang.com needs all CSS files to be minified and compressed as it can save up to 28.6 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (29%)

Requests Now

41

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Niengiam Trang Vang. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

niengiamtrangvang.com

niengiamtrangvang.com

1716 ms

myCss.css

myCss.css

703 ms

autocomplete.css

autocomplete.css

481 ms

jquery.js

jquery.js

962 ms

dimensions.js

dimensions.js

487 ms

autocomplete.js

autocomplete.js

509 ms

autocomplete1.js

autocomplete1.js

719 ms

addthis_widget.js

addthis_widget.js

12 ms

js9.js

js9.js

5 ms

L39568245700.gif

L39568245700.gif

1210 ms

1.jpg

1.jpg

699 ms

header_bg.png

header_bg.png

236 ms

hearder_bg.png

hearder_bg.png

242 ms

subpages.png

subpages.png

256 ms

search_frombg.png

search_frombg.png

253 ms

logo-yellowpagesvietnam.png

logo-yellowpagesvietnam.png

479 ms

search_buttom.png

search_buttom.png

470 ms

giaonhan.gif

giaonhan.gif

487 ms

dulich.jpg

dulich.jpg

745 ms

congnghiep.jpg

congnghiep.jpg

766 ms

doanhnghiepcan.gif

doanhnghiepcan.gif

705 ms

cokhi.jpg

cokhi.jpg

719 ms

noithat.jpg

noithat.jpg

727 ms

maymac.jpg

maymac.jpg

929 ms

vatlieuxaydung.jpg

vatlieuxaydung.jpg

941 ms

xaydung.jpg

xaydung.jpg

962 ms

hoachat.jpg

hoachat.jpg

969 ms

red_dot.gif

red_dot.gif

989 ms

signup_img.png

signup_img.png

1020 ms

L12197800.gif

L12197800.gif

988 ms

L39568054700-1.gif

L39568054700-1.gif

997 ms

L39568424200.gif

L39568424200.gif

1005 ms

L39567506700.gif

L39567506700.gif

1269 ms

L39570305600-1.gif

L39570305600-1.gif

1030 ms

L11091400-4.gif

L11091400-4.gif

1232 ms

L39568937800-1.gif

L39568937800-1.gif

1244 ms

title_groupcate.png

title_groupcate.png

1101 ms

ga.js

ga.js

38 ms

0.php

0.php

33 ms

300lo.json

300lo.json

43 ms

sh.7c7179124ea24ac6ba46caac.html

sh.7c7179124ea24ac6ba46caac.html

43 ms

__utm.gif

__utm.gif

24 ms

Accessibility Review

niengiamtrangvang.com accessibility score

33

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

niengiamtrangvang.com best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

niengiamtrangvang.com SEO score

62

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 Niengiamtrangvang.com 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 Niengiamtrangvang.com 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

niengiamtrangvang.com

Open Graph description is not detected on the main page of Niengiam Trang Vang. 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: