SEO report of zwemschool.nl
Home
www.zwemschool.nl/
Error! The "meta description" is missing, the page has no summary description!
Tasks
- Avoid using deprecated HTML tags.
SEO
URL
Domain : www.zwemschool.nl/
Character length : 18
Title
Home
Keywords (meta keywords)
Good! The website does not use “meta keywords”.
Open Graph Protocol
Error! The website does not use the OG (Open Graph) protocol.
Dublin Core
Dublin Core is not used
Underscores in the URLs
Good! No underscore (_) found in the URLs.
Search engine friendly URLs
Good! The website uses SEO friendly URLs.
Checking the robots.txt file
There is robots.txt file.
https://zwemschool.nl/robots.txt
https://zwemschool.nl/robots.txt
| User-agent | Disallowed for the search engines |
|---|---|
| * |
|
Social
Social Engagement
Linkedin36
Facebook Share0
Facebook Comments0
Content
Doctype
HTML 5
Encoding
Perfect! The character encoding is set: UTF-8.
Language
Error! No language localization is found.
Title
Home
Character length : 4
Improve! The website address (title) should be between 10 and 70 characters in length.
Character length : 4
Improve! The website address (title) should be between 10 and 70 characters in length.
Text / HTML ratio
Ratio : 22%
Acceptable! The text / code ratio is between 15 and 25 percent.
Acceptable! The text / code ratio is between 15 and 25 percent.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
|---|---|---|---|---|---|
| 3 | 8 | 0 | 0 | 0 | 0 |
Heading structure in the source code
- <H2> Zwem ABC
- <H2> Zwemvaardigheid
- <H2> Indoor Diving
- <H2> Survival
- <H2> Snorkelen
- <H1>
- <H1> Zwemschool van Tongeren
- <H1>
- <H2> Vakanties en vrije dagen
- <H2> De eerste zwemles
- <H2> Inhalen van gemiste lessen
Word cloud
- lessen6
- zwemschool6
- diving5
- survival5
- indoor5
- inhalen5
- snorkelen5
- lesrooster5
- zwemmen4
- nieuws4
- zwemles4
- eerste4
- inschrijven3
- leer3
- afmelden3
- tongeren3
- contact3
- gemiste3
- water3
- vakanties3
- lees3
- zwemvaardigheid3
- speciaal3
- nieuwsartikel3
- onderwijs3
- ingang2
- zorggroep2
- leren2
- zwemles-aanbieder2
- lesgeven2
- manier2
- stap2
- terrein2
- persoon2
- zwembad2
- mondriaan2
- beste2
- kinderen2
- locatie2
- algemene2
- inschrijfformulier2
- worden2
- incassocontract2
- aanmelden2
- zwem-abc2
- team2
- methode2
- vacatures2
- zwem2
- tarieven2
- adelante2
- ingehaald2
- abc2
- voorwaarden2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| lessen | |||
| zwemschool | |||
| diving | |||
| survival | |||
| indoor | |||
| inhalen |
Two Word cloud
- indoor diving4
- lees nieuwsartikel3
- afmelden en inhalen3
- gemiste lessen3
- eerste zwemles3
- locatie zwembad2
404 Page
The website has no standard 404 error page.
Flash content
Good! The website does not have any flash contents.
Frame
Good! The website does not use iFrame solutions.
Images
We found 13 images on this web page.
Alternate attributes for the following 6 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Alternate attributes for the following 6 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Technologies
Mobile optimization
This website is optimal for mobile devices!
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Redirection (www / not www)
Good! The web address is accessible only in one version. The version without www is redirected to the version with www.
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Printability
Good! The website uses printer-friendly CSS.
Meta Tag (viewport tag, mobile devices)
Error! The meta tag named viewport is missing.
Speed test
Server response time
The server response time is not fast enough: 0.44 seconds have passed until the page started to load.
Loading time
859 ms
Table layout
Good! No nested tables found.
Number of HTTP resources
39
Number of source domains
2
Render blocking resources
The elements below are blocking the “above the fold” rendering.
List of render blocking javascript files
List of render blocking javascript files
- https://www.zwemschool.nl/.. /core_c4958280debf3b21a96159c0d8a18f53.js...
- https://www.zwemschool.nl/.. /default_b2ded2f6d979fc749ba8ffb86054357a...
- https://www.zwemschool.nl/.. /core_959a03531001475e47b1865eb71b06b4.cs...
- https://www.zwemschool.nl/.. /default_08c4e28055aa06514a36edf819b7d939...
- https://www.zwemschool.nl/.. /default_7d6a56f6b9f940cf595f5feb92d134a0...
Speed test – Javascript
Javascript
Good! Just a few javascript files are detected on the website.
- http://www.zwemschool.nl/_cache/_public/core_8a79debd9d3c725c93c96f54a112cab9.js
- http://www.zwemschool.nl/_cache/_public/default_cdcd88cdaded52b79de9988a1b31ba3f.js
File size of all javascript files combined
484.89KB
Javascript minifying
Great! The Javascript files are minified.
Speed test – CSS
CSS
Good! Just a few CSS files are used on this website.
- http://www.zwemschool.nl/_cache/_public/core_feacd4b02d17903ecc0deffe08e973a4.css
- http://www.zwemschool.nl/_cache/_public/default_27a212b9e742b3a58db22544253db96f.css
- http://www.zwemschool.nl/_cache/_public/default_7d6a56f6b9f940cf595f5feb92d134a0.css
- http://www.zwemschool.nl/_cache/_public/default_8713eb94bb40b6ca77547aebd7b84249.css
File size of all css files combined
209.98KB
CSS minifying
Great! The CSS elements are minified.
Speed test – Compression
Uncompressed size of the of the HTML
21.44KB
Gzip compression
Your site uses compression.
Speed test – Browser cache
Number of static resources (image, JS, CSS)
36
Browser cache
The browser cache is not set correctly for all elements.
| URL | Duration |
|---|---|
| https://www.google-analytics.com/analytics.js | 2 hours |
Speed test – Images
File size of all images combined
2.48MB
Image optimisation
You can save 545.5KB (30% compression) by optimising the images below:
- By lossless compressing the https://www.zwemschool.nl/.. /3EE1B2D6-D3FE-4DEC-A6ED-842E93530788.jpe... you can save 467.6KB (28%) data.
- By lossless compressing the https://www.zwemschool.nl/.. /zwemles-vergelijken-banner468-Nederland.... you can save 33.4KB (75%) data.
- By lossless compressing the https://www.zwemschool.nl/.. /zwemles-vergelijken-banner468-Nederland.... you can save 33.4KB (75%) data.
- By lossless compressing the https://www.zwemschool.nl/.. /zwemschool-van-tongeren-logo.png you can save 3.2KB (12%) data.
- By lossless compressing the https://www.zwemschool.nl/_asset/_public/logo/zwemc.jpg you can save 2KB (53%) data.
- By lossless compressing the https://www.zwemschool.nl/_asset/_public/logo/zwema.jpg you can save 1.8KB (53%) data.
- By lossless compressing the https://www.zwemschool.nl/_asset/_public/logo/padi.jpg you can save 1.7KB (50%) data.
- By lossless compressing the https://www.zwemschool.nl/_asset/_public/logo/zwemb.jpg you can save 1.5KB (52%) data.
- By lossless compressing the https://www.zwemschool.nl/.. /title-icon.png you can save 861B (53%) data.
Links
We found a total of 45 different links.
Internal links: 44
External links: 1
Internal links: 44
External links: 1
External links:
| Link text (anchor) | Link strength |
|---|---|
| |
Internal links:
Website security
IP
149.210.167.170
External hidden links
Good! No hidden external links found
Looking for eval()
Good! No eval(bas64_decode()) scripts are found
Checking for XSS vulnerability
No XSS vulnerability found
Email encryption
Warning! The website contains at least one unencrypted email address.
Sites on same ip
Icons
Favicon
Good! The website uses favicon.
Order of Heading elements on mobile by position
- H2 : Zwem ABC, ( 460px from top )
- H2 : Zwemvaardigheid, ( 524px from top )
- H2 : Indoor Diving, ( 588px from top )
- H2 : Survival, ( 652px from top )
- H2 : Snorkelen, ( 716px from top )
- H1 : , ( 870px from top )
- H1 : Zwemschool van Tongeren, ( 980px from top )
Typos
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