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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 13 issues to fix, and clearing them is how you move up.
13 Failed
3 Warnings
38 Passed
Want to fix these issues and track your progress?
Common SEO issues
Score:84
Failed:3
Warnings:1
Passed:15
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.
Congratulations! Your webpage is using a title tag
Meta Description 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.
Congratulations! Your webpage is using a meta description tag
Desktop version
https://www.donopleidingen.nl
Mobile version
https://www.donopleidingen.nl
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
81% 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.
Congratulations! You are using your keywords in your meta-tags, which help search engines to properly identify the topic of your page.
aanbieder
aanslaan
aanvragen
addthis
advertenties
agressie
algemene
alle
auto
autolaadkraan
basis
bekijk
bewaart
bezoeker
bezoekers
bijscholing
chauffeurs
code
contact
cookies
criminaliteitspreventie
cursusdata
delen
deze
digitale
door
ehbo
elektrische
examen
gebruik
gebruiker
gebruikt
gegevens
google
halen
heeft
heftruck
hijsfunctie
hoogwerker
html
http
informatie
ingesloten
inschrijven
jaar
klasse
lading
langs
lasten
luchtvracht
maatwerk
machinist
medewerker
meer
module
motorrijbewijs
nieuwe
omgaan
onze
opleidingen
pallettruck
particuliere
persistent
reachtruck
registreert
remote
rijbewijs
rijden
scooter
session
shovel
sociale
statistieken
tachograaf
tank
tcvt
terminaltrekker
theorie
toestemming
type
veilig
veiligheid
veiligheidsadviseur
verkeerseducatie
vervaltermijn
verwante
verzamelt
video
videospeler
voor
voorkeuren
website
websites
wegvervoer
werken
wordt
youtube
zekeren
zijn
zoals
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
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.
This website is using a robots.txt file.
Sitemap 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.
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.
Your webpage is using "img" tags with empty or missing "alt" attribute.
Responsive Image 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.
All images in this page are properly sized for different users' viewports.
Image Aspect Ratio 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.
All image display dimensions match the natural aspect ratio.
Google Analytics Test
69% 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.
Congratulations! Your 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.
Congratulations! Your 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
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.
We've found JavaScript errors on your webpage!
Console Errors Test
33% 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:56
Failed:7
Warnings:1
Passed:9
HTML Page Size Test
34% 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 your webpage's HTML is 56.24 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
17% 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 14,791 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
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.
Congratulations! Your webpage is successfully compressed using gzip compression on your code. Your HTML is compressed from 341.19 Kb to 56.24 Kb (84% size savings). This helps ensure a faster loading webpage and improved user experience.
Site Loading Speed 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.
Your website loading time is around 6.99 seconds and is over 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
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.
The JavaScript code used by this webpage is executed in less than 2 seconds.
Page Objects Test
Your page uses 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
81.9 %
3.92 Mb
javascript
15.1 %
739.61 Kb
font
1.6 %
77.98 Kb
html
1.1 %
52.36 Kb
css
0.4 %
18.20 Kb
other
0.0 %
2.25 Kb
TOTAL
100%
4.79 Mb
Requests by content type
Content type
Percent
Requests
image
81.3 %
139
javascript
11.7 %
20
html
2.9 %
5
font
2.3 %
4
other
1.2 %
2
css
0.6 %
1
TOTAL
100%
171
Content size by domain
Domain
Percent
Size
donopleidingen.nl
86.8 %
4.16 Mb
s7.addthis.com
4.5 %
218.43 Kb
connect.facebook.net
2.2 %
109.99 Kb
consent.cookiebot.com
1.8 %
88.24 Kb
googletagmanager.com
1.5 %
71.36 Kb
google-analytics.com
1.3 %
64.49 Kb
script.hotjar.com
1.3 %
63.18 Kb
api.salesfeed.com
0.4 %
20.84 Kb
static.hotjar.com
0.1 %
2.46 Kb
m.addthis.com
0.0 %
1.84 Kb
Other
0.1 %
5.86 Kb
TOTAL
100%
4.79 Mb
Requests by domain
Domain
Percent
Requests
donopleidingen.nl
82.5 %
141
google-analytics.com
3.5 %
6
s7.addthis.com
2.3 %
4
api.salesfeed.com
1.2 %
2
consent.cookiebot.com
1.2 %
2
connect.facebook.net
1.2 %
2
facebook.com
1.2 %
2
googletagmanager.com
0.6 %
1
api.leadexpress.nl
0.6 %
1
static.hotjar.com
0.6 %
1
Other
5.3 %
9
TOTAL
100%
171
CDN Usage 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.
Your webpage is not serving all resources (images, javascript and css) from CDNs.
Modern Image Format Test
32% 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 Caching 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.
Congratulations! Your website is using cache headers for your images and the browsers will display these images from the cache.
JavaScript Caching 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.
Congratulations! Your website is using cache headers for all JavaScript resources.
CSS Caching 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.
Congratulations! Your website is using cache headers for all CSS resources.
JavaScript Minification Test
93% 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.
Congratulations! Your website's JavaScript files are minified!
CSS Minification 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.
Congratulations! Your webpage's CSS resources are minified.
Render Blocking Resources Test
29% 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 your page load significantly faster and improve the website experience for your visitors.
URL Redirects 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.
Congratulations! Your URL doesn't have any redirects (which could potentially cause site indexation issues and site loading delays).
Largest Contentful Paint Test
The Largest Contentful Paint duration of this webpage is 4.39 seconds. To provide a good user experience, sites should strive to have Largest Contentful Paint of 2.5 seconds or less.
4.39 s
2.5 s
4 s
Largest Contentful Paint element within the viewport:
<img src="/images/category/6319/8d6608edb13bbf0/663x320/DSC_..." alt="" width="663" height="320">
Cumulative Layout Shift Test
The CLS score of this webpage is 0.06. To provide a good user experience, sites should strive to have a CLS score of 0.1 or less.
0.0601
0.1
0.25
DOM element which contributes the most to CLS score:
Text: Voor direct contact bel 088 770 4200 0 Examen reserveren Online leren Geslaagde...
Html: <form method="post" action="/" id="aspnetForm">
Score: 0.026
Server and security
Score:64
Failed:2
Warnings:0
Passed:4
URL Canonicalization Test
92% 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.donopleidingen.nl and https://donopleidingen.nl 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.
Your 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.donopleidingen.nl" 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
www.donopleidingen.nl
Subject Alternative Names
www.donopleidingen.nl, donopleidingen.nl
Not Valid Before
Fri, September 24, 2021 at 12:00:00 AM UTC
Not Valid After
Mon, October 3, 2022 at 11:59:59 PM UTC
Signature Algorithm
sha256WithRsaEncryption
Issuer
Sectigo RSA Domain Validation Secure Server CA
Intermediate certificate
Common Name
Sectigo RSA Domain Validation Secure Server CA
Organization
Sectigo Limited
Location
Salford, Greater Manchester, GB
Not Valid Before
Fri, November 2, 2018 at 12:00:00 AM UTC
Not Valid After
Tue, December 31, 2030 at 11:59:59 PM UTC
Signature Algorithm
sha384WithRsaEncryption
Issuer
USERTrust RSA Certification Authority
Root certificate
Common Name
USERTrust RSA Certification Authority
Organization
The USERTRUST Network
Location
Jersey City, New Jersey, US
Not Valid Before
Mon, February 1, 2010 at 12:00:00 AM UTC
Not Valid After
Mon, January 18, 2038 at 11:59:59 PM UTC
Signature Algorithm
sha384WithRsaEncryption
Issuer
USERTrust RSA Certification Authority
Mixed Content Test (HTTP over HTTPS)
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.
Congratulations, this webpage does not use mixed content - both the initial HTML and all other resources are loaded over HTTPS.
HTTP2 Test
92% 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 the HTTP/2 protocol!
Plaintext Emails Test
93% 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.
Congratulations! Your webpage does not include email addresses in plaintext.
Unsafe Cross-Origin Links Test
59% 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
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.
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
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.
Congratulations, your website uses media query technique, which is the base for responsive design functionalities.
Advanced SEO
Score:98
Failed:1
Warnings:1
Passed:7
Structured Data Test
59% 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.
Congratulations! Your website is using HTML Microdata specifications in order to markup structured data.
Custom 404 Error Page 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.
Congratulations, your website is using a custom 404 error page. By creating a custom 404 error page, you can improve your website's user experience by letting users know that only a specific page is missing/broken (and not your entire site), providing them helpful links, the opportunity to report bugs, and potentially track the source of broken links in your site.
Meta Refresh 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.
Congratulations, this webpage is not using a meta refresh tag.
SPF Records 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.
Congratulations! Your DNS server is using an SPF record.
v=spf1 include:spf.protection.outlook.com ip4:185.40.56.148 ip4:109.109.103.2 ip4:109.109.120.3 ip4:109.109.120.4 ip4:109.109.120.13 ip4:109.109.120.14 ip4:109.109.120.33 ip4:109.109.120.77 ip4:109.109.120.111 ip4:109.109.120.113 ip4:109.109.120.114 ip4:2" "17.148.83.242 ip4:217.148.83.243 ip4:217.148.83.244 include:_spf.yoursite.io include:spf.flowmailer.net include:_spf.spotler.email include:spf.afas.online -all
Ads.txt Validation Test
80% 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.
