Tnmath.edu.vn - SEO Checker

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Overview of the SEO Check
Meta information
86% 
Page quality
44% 
Page structure
58% 
Link structure
0% 
Server
79% 
External factors
12% 
SEO Score
Response time
1.74 s
File size
23.40 kB
Words
0
Media files
0
Number of links
0 internal / 0 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Trạng Nguyên Toán
The page title is too short. (176 pixels of 580 max pixel length) Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
Trạng Nguyên Toán
The meta description is too short. (176 pixels out of 1000 max pixel length) Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
googlenotranslate
descriptionTrạng Nguyên Toán
robotsindex, follow
langen
charsetutf-8

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Page quality

Content
(Critically important)
There are only 0 words on this page. Use at least 250 words to provide useful information.
Some words from the page title are not used within the pages content
No paragraphs were detected.
No placeholders texts or images were found.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
Multiple viewport tags are given. There should only be one.
No Apple touch icon is specified.
A viewport "width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 6 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

No media files were found.

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
There are no headings specified on the page. Headings are important for search engine optimization and help to structure your content.

Heading structure

No headings were found.
This page seems to be an entry page, because only very few links were found.
There are no external links on this page.

Found links on this page

No internal links were found.

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://tnmath.edu.vn/"
HTTP header
(Important)
The web server version is sent within the HTTP header.
The X-powered header is sent within the response header. (unnecessary)
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is very slow (1.74 seconds). The response time should be less than 0.4 seconds. Slow websites are bad for search engine bots and also result in bad user experience.
The file size of the HTML document is fine (23 kB).

HTTP Response Header

NameValue
servernginx/1.18.0 (Ubuntu)
dateSat, 22 Nov 2025 16:12:04 GMT
content-typetext/html; charset=utf-8
varyRSC, Next-Router-State-Tree, Next-Router-Prefetch, Accept-Encoding
x-nextjs-cacheHIT
x-powered-byNext.js
cache-controls-maxage=31536000, stale-while-revalidate
etag"zzvrilpzowigr"
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

This page has only a few links from other websites.
This page only has backlinks from 4 referring domains.
This page only has 1,294 backlinks.
This page only has few backlinks from 4 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-Agent: *
Allow: /
Disallow: /xac-thuc-tai-khoan
Disallow: /quan-ly-ho-so/*
Disallow: /quan-ly-tai-khoan/*
Disallow: /api/*

Host: https://tnmath.edu.vn
Sitemap: https://tnmath.edu.vn/sitemap.xml

Similar sites

Search preview

tnmath.edu.vn
Trạng Nguyên Toán
Trạng Nguyên Toán

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
Trạng27%Check
Nguyên27%Check
Toán27%Check
Trạng Nguyên Toán27%Check

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