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Whois & Analysis for vietjack.com

Dec 8, 2019 8:51 am UTC

DOMAIN OWNER WHOIS

The owner has chosen to keep his whois contact information private.
Desktop screen Desktop screenshot for vietjack.com
45

6 criteria passed
5 criteria to solve

PERFORMANCE OPPORTUNITIES

Make your title tag clear, concise and include your most important keywords.
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Make all versions of your website point to the same URL.
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OVERVIEW

• Domain Owner
Private
• Category
Technology & Computing  >  Java
• Alexa Rank
#14.146, vietjack.com is in the world's top 20.000 websites!

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TECHNICAL SEO & SECURITY

SSL Certificate
This website is not SSL secured (HTTPS), the certificate issued by Sectigo Limited has expired on June 7, 2020.
Title Tag
Trang khóa học, tài liệu, đề thi, website giáo dục nhiều người truy cập nhất Việt Nam
Length: 108 (recommended: 10 to 70)
Meta Description
Trang khóa học, tài liệu, đề thi, website giáo dục nhiều người truy cập nhất Việt Nam)
Length: 109 (recommended: 50 to 160)
Google preview
Desktop Version

Trang khóa học, tài liệu, đề thi, website giáo dục nhiều người truy cậ...

https://vietjack.com

Trang khóa học, tài liệu, đề thi, website giáo dục nhiều người truy cập nhất Việt Nam)

Mobile Version

https://vietjack.com

Trang khóa học, tài liệu, đề thi, website giáo dục nhiều người truy cậ...

Trang khóa học, tài liệu, đề thi, website giáo dục nhiều người truy cập nhất Việt Nam)

Encoding
Great, language/character encoding is specified: utf-8
URL Resolve

No 301 redirects are in place to redirect traffic to your preferred domain. Pages that load successfully both with and without www. are treated as duplicate content! Not all versions of your page point to the same URL.

Robots.txt
No robots.txt file was found on this page.
URL Parameters
Great, the domain URLs look clean.
Attribute Value
viewport width=device-width,initial-scale=1.0,user-scalable=yes
author vietjack.com

SEMANTIC ANALYSIS

The owner has associated the following topics to the website.

The results of our semantic analysis are shown below using the website's language.

They are the main concepts covered by vietjack.com.

Each concept has a confidence score. The higher it is, the more important the topic is relative to the page.

WEBSITE SPEED

vietjack.com website speed is normal. Page speed is important for visitors and search engines.

Get insights to improve your page loading time.

Page Loading Time

0.9s

This domain loads at the median speed of 0.9 seconds.

Speed Percentile

81%

vietjack.com is faster than approximately 81 percent of the web. Your website page speed needs to be as fast as you can make it, without compromising the customer experience.

A good goal to achieve is a loading time of 2 seconds on desktop and mobile devices.

PAGESPEED INSIGHTS

Page on which speed is tested live:

Chrome User Experience Report Results

Lighthouse Results

TRAFFIC

This website is ranked #14.146 by Alexa.

This rank is traffic based. The lower the rank is, the better the domain is ranked.

Daily visitors by country

  • vietjack.com daily visitors distribution - Total: 1 country
  • Flag for Viet NamViet Nam (97.7%)
  • Flaf icon for other countryOthers (4.6%)

Traffic country ranks

Country Rank
Flag for Viet NamViet Nam #86

LAYOUT

Doctype Missing Arrow Responsive website, mobile-friendly. Arrow

Mobile Rendering

This website seems to be optimized for Mobile Visitors.

Phone
How vietjack.com looks like on a mobile device such as an iPhone.

Tablet
How vietjack.com looks like on a tablet such as an iPad.

Main colors used

These are the main HTML color codes used by this website. Arrow
  • 48% #f0f0f0
  • 20% #ffffff
  • 3% #e09030
  • 3% #fffff0
  • 2% #10b0c0
  • 2% #f0ffff
  • 1% #f0e090
  • 1% #00b0c0
  • 1% #f0c080
  • 1% #f0f0ff
  • 1% #e0f0f0
  • 1% #f09020

Text/code ratio

vietjack.com's text/code ratio is 13.30%. It's a bit low. Consider raising it by adding more text content of value for your visitors, or keeping your code clean.
Text / Code Ratio 13.30%

A good text to HTML ratio is anywhere from 25 to 70%.

This percentage refers to the visible text ratio, as opposed to HTML elements, image tags and other non-visible information.

Main HTML tags

Headings Arrow up

Great, we found headings on this page.

  • <H1> 0
  • <H2> 2
  • <H3> 44
  • <H4> 142
  • <H5> 0
  • <H6> 0

However, you have not defined a top level heading, or <H1>. It is used to define the most important heading.

We recommend using one top level heading to set up a semantic relationship between that heading and the remainder of the content on a page. It clearly describes to the readers and the search engines what it is about.

<H2>
2nd level heading
Danh mục giải bài tập và soạn bài
Liên hệ với chúng tôi
<H3>
3rd level heading
Sách giáo khoa (10)
Sách/vở bài tập (10)
Đề kiểm tra (9)
Chuyên đề & trắc nghiệm (7)
Ngữ pháp tiếng anh
<H4>

For a better readability, only the first 20 <H4> tags are shown below.

4th level heading
Lớp 3
Tiếng việt (3)
Toán (10)
Tin học (10)
Tiếng anh (11)
Alt attributes Arrow up

We found 31 images on this website.
29 ALT attributes are missing on your image tags.

Alternative text allows you to add a description to an image.

Google rely on alternative text attributes to determine relevance to a search query. Alternative text also makes an image more likely to appear in a Google image search.

It looks like you're missing alternative text for 29 images on vietjack.com. Check your website to make sure it's specified for each image on the page.

SOCIAL MEDIA PRESENCE

This is an overview of your homepage shares on social networks.

You have a relatively high presence on social media, keep going!

The more people share your website, the more likely you will get links from others, which is a key point when it comes to improving your overall search engine rankings.

  • Facebook iconFacebook
  • Total Engagement 2.751
  • Likes 400
  • Shares 2.254
  • Comments 97
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