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SEO Score72/100
Average SEO score of top 100 sites: 75%
Your site scored 72/100, below the 75 average for top sites. We found 16 issues to fix, and clearing them is how you move up.
16 Failed
4 Warnings
38 Passed
Want to fix these issues and track your progress?
Issues to fix
HIGH
To provide a good user experience, Google recommends that sites should aim for a Largest Contentful Paint duration of 2.5 seconds or less.
DetailsHIGH
To improve the website experience for your visitors, it is recommended to eliminate any render-blocking resources on this webpage.
DetailsHIGH
Using images in a modern format can significantly reduce the file size and improve the loading speed of a webpage, providing a better user experience and potentially increasing engagement.
DetailsHIGH
Users may abandon pages that take longer than 5 seconds to load, resulting in a potential loss of up to 50% of visitors. Faster loading pages can lead to increased traffic, better conversions, and higher sales.
DetailsHIGH
Consider reducing the HTML size to improve loading times and retain visitors.
DetailsMEDIUM
To provide a good user experience, Google recommends that sites should aim for a First Contentful Paint value of 1.8 seconds or less.
DetailsMEDIUM
JavaScript errors can impact user experience and may prevent users from viewing the page properly.
DetailsMEDIUM
Serve properly sized images to reduce page loading times and to improve user's experience.
DetailsMEDIUM
Avoid using distorted images, as they can have a negative impact on the user experience.
DetailsMEDIUM
Reducing the Document Object Model (DOM) size can lead to faster page loading times, improved site performance, and better user experience by decreasing the amount of time it takes for the browser to process and render the page.
DetailsMEDIUM
Avoid performance and security issues by adding "rel=noopener" or "rel=noreferrer" to your "target=_blank" links.
DetailsLOW
Resolving errors identified by the Chrome DevTools Console can improve user experience.
DetailsLOW
To protect against spam harvesters, consider hiding or obfuscating email addresses in your page code.
DetailsLOW
Using more than 20 HTTP requests on a webpage can negatively impact the loading time.
DetailsLOW
Strip out any unnecessary metadata to improve loading time, security, and privacy. Metadata should not exceed 16% of the image size.
DetailsCommon SEO issues
Score:77
Failed:4
Warnings:1
Passed:14
Meta Title Test
100% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using a title tag.
Meta Description Test
96% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using a meta description tag.
Desktop version
https://www.sapo.vn/
Mobile version
https://www.sapo.vn/
There is likely no optimal keyword density (search engine algorithms have evolved beyond keyword density metrics as a significant ranking factor). It can be useful, however, to note which keywords appear most often on your page and if they reflect the intended topic of your page. More importantly, the keywords on your page should appear within natural sounding and grammatically correct copy.
Keywords Usage Test
45% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The most common keywords of this webpage are distributed well across the important HTML tags. This helps search engines to properly identify the topic of this webpage.
academy
beemart
bida
blog
bảng
cafe
chuyển
chuẩn
chính
chóng
chúng
công
cùng
cũng
diện
doanh
dàng
dành
dùng
dụng
facebook
gian
giúp
giải
giảm
giới
hiệu
hàng
hành
instagram
karaoke
khách
kinh
kiểm
kênh
liên
liệu
lĩnh
miễn
mình
nghiệp
nghỉ
nguyên
ngành
người
ngọc
nhanh
nhiều
nhánh
nhất
nhập
những
năng
online
order
pháp
phát
phòng
phần
phẩm
quán
quản
riêng
sapo
ship
shippo
thanh
theo
thiết
thiệu
thêm
thông
thương
thấy
thống
thời
tiếp
tiết
tiền
tmđt
toàn
toán
trang
triển
trên
trình
trưởng
tuyển
tính
tăng
tảng
tổng
việt
website
đang
điện
đăng
được
định
động
See which keywords rank your URL in Google’s top 20
Get key keyword metrics like average position, search volume, CPC, and more.
Understand your competitors' SEO and backlink profile
Get related competitors and their domain authority score in relation to your domain.
Robots.txt Test
99% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This website is using a robots.txt file.
Sitemap Test
74% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This website has a sitemap file.
Image Alt Test
71% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using "img" tags with empty or missing "alt" attribute!
Responsive Image Test
28% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
Not all images in this webpage are properly sized! This webpage is serving images that are larger than needed for the size of the user's viewport.
Image Aspect Ratio Test
75% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
Not all image display dimensions match the natural aspect ratio! Fix aspect ratio issues to avoid distorted images on this website!
Google Analytics Test
65% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using Google Analytics.
Favicon Test
100% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This website appears to have a favicon.
Get a full and detailed list of your backlinks
See every website linking to yours, along with detailed backlink data.
JS Error Test
79% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
We've found JavaScript errors on this webpage!
Console Errors Test
41% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage has some errors caught by the Chrome DevTools Console!
Charset Declaration Test
100% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage has a character encoding declaration.
Content-Type: text/html; charset=utf-8
Speed optimizations
Score:54
Failed:9
Warnings:2
Passed:9
HTML Page Size Test
21% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The size of this webpage's HTML is 46.42 Kb, and is greater than the average size of 33 Kb! This can lead to slower loading times, lost visitors, and decreased revenue. Good steps to reduce HTML size include: using HTML compression, CSS layouts, external style sheets, and moving javascript to external files.
DOM Size Test
54% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The Document Object Model (DOM) of this webpage has 1,532 nodes which is greater than the recommended value of 1,500 nodes! A large DOM size negatively affects site performance and increases the page load time.
HTML Compression/GZIP Test
97% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is successfully compressed using gzip compression on your code. The HTML code is compressed from 254.58 Kb to 46.42 Kb (82% size savings). This helps ensure a faster loading webpage and improved user experience.
Site Loading Speed Test
66% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The loading time of this webpage (measured from N. Virginia, US) is around 7.73 seconds and is greater than the average loading speed which is 5 seconds!
Accurate historical loading speed monitor and reports
Get detailed and accurate loading speed reports for your websites and see how your pages are being loaded over time.
JS Execution Time Test
71% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The JavaScript code used by this webpage is executed in less than 2 seconds.
Page Objects Test
2% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using more than 20 http requests, which can slow down page loading and negatively impact user experience!
Content size by content type
Content type
Percent
Size
image
47.4 %
1.32 Mb
javascript
37.2 %
1.03 Mb
font
10.7 %
304.12 Kb
css
2.1 %
60.87 Kb
html
1.6 %
44.30 Kb
other
1.0 %
27.39 Kb
TOTAL
100%
2.78 Mb
Requests by content type
Content type
Percent
Requests
image
41.6 %
32
javascript
32.5 %
25
other
15.6 %
12
font
7.8 %
6
html
1.3 %
1
css
1.3 %
1
TOTAL
100%
77
Content size by domain
Domain
Percent
Size
sapo.vn
68.3 %
1.90 Mb
googletagmanager.com
23.9 %
680.72 Kb
connect.facebook.net
2.6 %
73.96 Kb
script.hotjar.com
1.9 %
54.86 Kb
script.crazyegg.com
1.3 %
35.54 Kb
tinnhiemmang.vn
0.8 %
23.34 Kb
google-analytics.com
0.7 %
20.86 Kb
googleads.g.doubleclick.net
0.2 %
5.83 Kb
static.hotjar.com
0.1 %
4.01 Kb
google.com
0.0 %
710 B
Other
0.1 %
2.23 Kb
TOTAL
100%
2.78 Mb
Requests by domain
Domain
Percent
Requests
sapo.vn
50.6 %
39
googletagmanager.com
10.4 %
8
google.com
6.5 %
5
google-analytics.com
5.2 %
4
script.crazyegg.com
5.2 %
4
googleads.g.doubleclick.net
5.2 %
4
connect.facebook.net
3.9 %
3
facebook.com
2.6 %
2
tinnhiemmang.vn
1.3 %
1
static.hotjar.com
1.3 %
1
Other
7.8 %
6
TOTAL
100%
77
CDN Usage Test
97% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is serving all images, javascript and css resources from CDNs.
Modern Image Format Test
38% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
Image Metadata Test
72% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using images with large metadata (more than 16% of the image size)! Stripping out unnecessary metadata tags can improve not only the loading time but also the security and privacy of a webpage.
Image Caching Test
97% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This website is using cache headers for images and the browsers will display these images from the cache.
JavaScript Caching Test
95% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using cache headers for all JavaScript resources.
CSS Caching Test
96% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using cache headers for all CSS resources.
JavaScript Minification Test
96% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
All JavaScript files used by this webpage are minified.
CSS Minification Test
100% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
All CSS resources used by this webpage are minified.
Render Blocking Resources Test
10% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using render blocking resources! Eliminating render-blocking resources can help this webpage to load significantly faster and will improve the website experience for your visitors.
URL Redirects Test
98% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This URL performed 1 redirects! While redirects are typically not advisable (as they can affect search engine indexing issues and adversely affect site loading time), one redirect may be acceptable, particularly if the URL is redirecting from a non-www version to its www version, or vice-versa.
Time To First Byte Test
98% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The Time To First Byte value of this webpage is 1.249 seconds. To provide a good user experience, Google recommends that sites should strive to have a TTFB of 0.8 seconds or less.
1.249 s
0.8 s
1.8 s
First Contentful Paint Test
94% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The First Contentful Paint value of this webpage is 4.015 seconds. To provide a good user experience, Google recommends that sites should strive to have a First Contentful Paint value of 1.8 seconds or less.
4.015 s
1.8 s
3 s
Largest Contentful Paint Test
90% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The Largest Contentful Paint duration of this webpage is 4.46 seconds. To provide a good user experience, Google recommends that sites should strive to have Largest Contentful Paint of 2.5 seconds or less.
4.46 s
2.5 s
4 s
Largest Contentful Paint element within the viewport:
Text: Nền tảng quản lý và bán hàng đa kênh được sử dụng nhiều nhất Việt Nam Sapo đã g...
Html: <div class="banner bg-default text-center">
Cumulative Layout Shift Test
94% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
The CLS score of this webpage is 0.0039. To provide a good user experience, Google recommends that sites should strive to have a CLS score of 0.1 or less.
0.0039
0.1
0.25
DOM element which contributes the most to CLS score:
Text: Khám phá lý do tại sao 190,000+ nhà bán hàng lựa chọn Sapo để thêm thời gian, b...
Html: <div class="module-tab">
Score: 0.0017
Server and security
Score:86
Failed:2
Warnings:0
Passed:5
URL Canonicalization Test
97% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
https://www.sapo.vn/ and https://sapo.vn/ resolve to the same URL.
SSL Checker and HTTPS Test
100% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This website is successfully using HTTPS, a secure communication protocol over the Internet.
The certificate is not used before the activation date.
The certificate has not expired.
The hostname "www.sapo.vn" is correctly listed in the certificate.
The certificate should be trusted by all major web browsers.
The certificate was not revoked.
The certificate was signed with a secure hash.
Certificate Chain:
Server certificate
Common Name
*.sapo.vn
Subject Alternative Names
*.sapo.vn, sapo.vn
Not Valid Before
Tue, October 24, 2023 at 10:42:21 AM UTC
Not Valid After
Sun, November 24, 2024 at 10:42:20 AM UTC
Signature Algorithm
sha256WithRsaEncryption
Issuer
AlphaSSL CA - SHA256 - G4
Intermediate certificate
Common Name
AlphaSSL CA - SHA256 - G4
Organization
GlobalSign nv-sa
Location
BE
Not Valid Before
Wed, October 12, 2022 at 3:49:43 AM UTC
Not Valid After
Tue, October 12, 2027 at 12:00:00 AM UTC
Signature Algorithm
sha256WithRsaEncryption
Issuer
GlobalSign Root CA
Root certificate
Common Name
GlobalSign Root CA
Organization
GlobalSign nv-sa
Location
BE
Not Valid Before
Tue, September 1, 1998 at 12:00:00 PM UTC
Not Valid After
Fri, January 28, 2028 at 12:00:00 PM UTC
Signature Algorithm
sha1WithRsaEncryption
Issuer
GlobalSign Root CA
Mixed Content Test (HTTP over HTTPS)
98% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage does not use mixed content - both the initial HTML and all other resources are loaded over HTTPS.
HTTP2 Test
100% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using the HTTP/2 protocol.
HSTS Test
82% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using the Strict-Transport-Security header.
strict-transport-security:max-age=31536000; preload
Plaintext Emails Test
100% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
We've found 1 email addresses in your page code! We advise you to protect email links in a way that hides them from the spam harvesters.
Unsafe Cross-Origin Links Test
49% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using target="_blank" links without rel="noopener" or rel="noreferrer" attribute, which can expose it to performance and security issues!
Mobile usability
Score:100
Failed:0
Warnings:0
Passed:3
Meta Viewport Test
88% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using a viewport meta tag.
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1" />Media Query Responsive Test
98% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using CSS media queries, which is the base for responsive design functionalities.
Advanced SEO
Score:98
Failed:1
Warnings:1
Passed:7
Structured Data Test
53% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is using structured data.
Custom 404 Error Page Test
67% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This website is using a custom 404 error page. We recommend to have a custom 404 error page in order to improve the website's user experience by letting users know that only a specific page is missing/broken (and not the entire site), providing them helpful links, the opportunity to report bugs, and potentially track the source of broken links.
Meta Refresh Test
96% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This webpage is not using a meta refresh tag.
SPF Records Test
95% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This DNS server is using an SPF record.
v=spf1 include:_spf.google.com ~all
Ads.txt Validation Test
68% of top 100 sites passed
This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months). Failing a test that a high percentage of top websites are passing may indicate an industry best practice that you should be fixing.
This website doesn't use an ads.txt file! Ads.txt is a text file that contains a list of Authorized Digital Sellers. The purpose of ads.txt files is to give advertisers and advertising networks the ability to verify who is allowed to sell advertising on your website.
