SEO report of waterkaarten.com
Redirected to datema-amsterdam.nl/
Home - Datema Amsterdam
datema-amsterdam.nl/
Datema Amsterdam, boekhandel te amsterdam. Specialist in waterkaarten / zeekaarten, watersport boeken en nautische navigatie-software
Tasks
- Avoid using deprecated HTML tags.
SEO
URL
Domain : datema-amsterdam.nl/
Character length : 20
Title
Home - Datema Amsterdam
Description
Datema Amsterdam, boekhandel te amsterdam. Specialist in waterkaarten / zeekaarten, watersport boeken en nautische navigatie-software
Keywords (meta keywords)
Datema, Amsterdam, Gorinchem, Gorkum, waterkaarten, zeekaarten, nautische, boeken, watersport, scheepvaart, navigatie, software, scheepvaart, zeilen, boeken, varen, reizen
Error! Using “meta keywords” is meaningless in a while.
Error! Using “meta keywords” is meaningless in a while.
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://datema-amsterdam.nl/robots.txt
https://datema-amsterdam.nl/robots.txt
| User-agent | Disallowed for the search engines |
|---|---|
| * |
|
Social
Social Engagement
Linkedin19
Facebook Share0
Facebook Comments0
Content
Doctype
HTML 5
Encoding
Perfect! The character encoding is set: UTF-8.
Language
We have found the language localisation: ”nl”.
Title
Home - Datema Amsterdam
Character length : 23
Good! The title’s length is between 10 and 70 characters.
Character length : 23
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 23%
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 |
|---|---|---|---|---|---|
| 2 | 0 | 5 | 0 | 0 | 0 |
Heading structure in the source code
- <H1> Home
- <H1> Wij zijn Datema Amsterdam
- <H3> Wijziging openingstijden
- <H3> Webshop: fout of storing?
- <H3> Wij zijn verhuisd!!!!
- <H3> Onze fysieke winkel versus webshop
- <H3> Zoeken Offcanvas
Word cloud
- webshop12
- amsterdam8
- openingstijden7
- datema7
- boeken7
- nieuwe6
- winkel5
- pilots5
- home5
- binnenwateren5
- verhuisd4
- navigatie4
- waterkaarten4
- zeekaarten4
- advies4
- fysieke3
- webwinkel3
- kaarten3
- zorgen3
- gorinchem3
- maken3
- eind3
- storing3
- contactpagina3
- contact3
- nautische3
- bestelling3
- komen3
- goed3
- almanakken3
- uur3
- juiste3
- locatie3
- iets3
- manier2
- wilt2
- vinden2
- gasten2
- dag2
- getijden2
- vlaggen2
- ontvangen2
- wordt2
- samen2
- bestellen2
- zeereis2
- werken2
- willen2
- div2
- deze2
- stromen2
- versus2
- foto's2
- data-uk-grid-margin=2
- fout2
- wijziging2
- lezingen2
- vaarvakantie2
- geopend2
- welkom2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| webshop | |||
| amsterdam | |||
| openingstijden | |||
| datema | |||
| boeken | |||
| nieuwe |
Two Word cloud
- datema amsterdam4
- div uk-panel'}2
- stromen boeken2
- binnenwateren almanakken2
- home zeekaarten2
- exacte openingstijden2
404 Page
The website has a 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 11 images on this web page.
Good! Every image has an alternative text attributes set on this website.
Good! Every image has an alternative text attributes set on this website.
Technologies
Mobile optimization
This website is optimal for mobile devices!
Detected applications
 | Google Analytics | Analytics |
 | Joomla | CMS |
 | Twitter Bootstrap | Web Frameworks |
 | UIKit | Web Frameworks |
 | jQuery | JavaScript Frameworks |
 | PHP | Programming Languages |
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Redirection (www / not www)
Good! The web address is accessible in only one version. The www version is redirected to the version without www.
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Printability
Suggestion! Unfortunately, no printer-friendly CSS found.
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: 0.54 seconds have passed until the page started to load.
Loading time
986 ms
Table layout
Good! No nested tables found.
Number of HTTP resources
41
Number of source domains
4
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://datema-amsterdam.nl/.. /jquery.min.js?972ab8de75934866430ae416c7...
- https://datema-amsterdam.nl/.. /jquery-noconflict.js?972ab8de75934866430...
- https://datema-amsterdam.nl/.. /jquery-migrate.min.js?972ab8de7593486643...
- https://datema-amsterdam.nl/.. /bootstrap.min.js?972ab8de75934866430ae41...
- https://datema-amsterdam.nl/.. /update_cart.js?vmver=9293
- https://datema-amsterdam.nl/media/widgetkit/uikit2-f111e0bc.js
- https://datema-amsterdam.nl/media/widgetkit/wk-scripts-7d1331f5.js
- https://datema-amsterdam.nl/.. /uikit.js
- https://datema-amsterdam.nl/.. /autocomplete.js
- https://datema-amsterdam.nl/.. /search.js
- https://datema-amsterdam.nl/.. /tooltip.js
- https://datema-amsterdam.nl/templates/yoo_lykka/warp/js/social.js
- https://datema-amsterdam.nl/templates/yoo_lykka/js/theme.js
- https://datema-amsterdam.nl/.. /vm-ltr-common.css?vmver=9293
- https://datema-amsterdam.nl/.. /vm-ltr-site.css?vmver=9293
- https://datema-amsterdam.nl/.. /vm-ltr-reviews.css?vmver=9293
- https://datema-amsterdam.nl/templates/yoo_lykka/css/bootstrap.css
- https://fonts.googleapis.com/css?family=Roboto:300,400
- https://fonts.googleapis.com/css?family=Lato:300,400
- https://datema-amsterdam.nl/templates/yoo_lykka/css/theme.css
- https://fonts.googleapis.com/css?family=Roboto:300,400
- https://fonts.googleapis.com/css?family=Lato:300,400
- https://datema-amsterdam.nl/templates/yoo_lykka/css/custom.css
Speed test – Javascript
Javascript
Error! Too many javascript files found which slows down the page load on the website.
- https://datema-amsterdam.nl/media/jui/js/jquery.min.js?f3ce412389ad41235cea84ebff7dfa51
- https://datema-amsterdam.nl/media/jui/js/jquery-noconflict.js?f3ce412389ad41235cea84ebff7dfa51
- https://datema-amsterdam.nl/media/jui/js/jquery-migrate.min.js?f3ce412389ad41235cea84ebff7dfa51
- https://datema-amsterdam.nl/media/jui/js/bootstrap.min.js?f3ce412389ad41235cea84ebff7dfa51
- https://datema-amsterdam.nl/components/com_virtuemart/assets/js/jquery-ui.min.js?vmver=1.9.2
- https://datema-amsterdam.nl/components/com_virtuemart/assets/js/jquery.ui.autocomplete.html.js
- https://datema-amsterdam.nl/components/com_virtuemart/assets/js/jquery.noconflict.js
- https://datema-amsterdam.nl/modules/mod_virtuemart_cart/assets/js/update_cart.js?vmver=9293
- https://datema-amsterdam.nl/components/com_virtuemart/assets/js/chosen.jquery.min.js?vmver=9293
- https://datema-amsterdam.nl/components/com_virtuemart/assets/js/vmprices.js?vmver=9293
- https://datema-amsterdam.nl/media/widgetkit/uikit2-92380b36.js
- https://datema-amsterdam.nl/media/widgetkit/wk-scripts-dfdec9bc.js
- https://datema-amsterdam.nl/templates/yoo_lykka/warp/vendor/uikit/js/uikit.js
- https://datema-amsterdam.nl/templates/yoo_lykka/warp/vendor/uikit/js/components/autocomplete.js
- https://datema-amsterdam.nl/templates/yoo_lykka/warp/vendor/uikit/js/components/search.js
- https://datema-amsterdam.nl/templates/yoo_lykka/warp/vendor/uikit/js/components/tooltip.js
- https://datema-amsterdam.nl/templates/yoo_lykka/warp/js/social.js
- https://datema-amsterdam.nl/templates/yoo_lykka/js/theme.js
File size of all javascript files combined
370.44KB
Javascript minifying
You can save 1.1KB (31% compression) on the analysed URL by minifying the javascript files.
Speed test – CSS
CSS
Error! Too many CSS files detected that slows down the page load.
- https://datema-amsterdam.nl/components/com_virtuemart/assets/css/chosen.css?vmver=9293
- https://datema-amsterdam.nl/components/com_virtuemart/assets/css/vm-ltr-common.css?vmver=9293
- https://datema-amsterdam.nl/components/com_virtuemart/assets/css/vm-ltr-site.css?vmver=9293
- https://datema-amsterdam.nl/components/com_virtuemart/assets/css/vm-ltr-reviews.css?vmver=9293
- https://datema-amsterdam.nl/templates/yoo_lykka/css/bootstrap.css
- https://datema-amsterdam.nl/templates/yoo_lykka/css/theme.css
- https://datema-amsterdam.nl/templates/yoo_lykka/css/custom.css
File size of all css files combined
499.65KB
CSS minifying
You can save 19.2KB (24% compression) on the analysed URL by minifying the CSS files.
- By minifying https://datema-amsterdam.nl/templates/yoo_lykka/css/theme.css you can save 14.6KB (36% compression rate)
- By minifying https://datema-amsterdam.nl/templates/yoo_lykka/css/bootstrap.css you can save 3.2KB (12% compression rate)
- By minifying https://datema-amsterdam.nl/.. /vm-ltr-site.css?vmver=9293 you can save 767B (14% compression rate)
- By minifying https://datema-amsterdam.nl/.. /vm-ltr-common.css?vmver=9293 you can save 383B (16% compression rate)
- By minifying https://datema-amsterdam.nl/templates/yoo_lykka/css/custom.css you can save 365B (15% compression rate)
Speed test – Compression
Uncompressed size of the of the HTML
21.68KB
Gzip compression
Error! By using Gzip you can save 81.2KB (73% compression) on your site.
- By compressing https://datema-amsterdam.nl/media/widgetkit/uikit2-f111e0bc.js you can save 81.2KB (73% compression rate)
- By compressing https://datema-amsterdam.nl/.. /jquery.min.js?972ab8de75934866430ae416c7... you can save 61.9KB (65% compression rate)
- By compressing https://datema-amsterdam.nl/.. /uikit.js you can save 40.1KB (72% compression rate)
- By compressing https://datema-amsterdam.nl/.. /bootstrap.min.js?972ab8de75934866430ae41... you can save 21KB (73% compression rate)
- By compressing https://datema-amsterdam.nl/media/widgetkit/wk-scripts-7d1331f5.js you can save 11KB (66% compression rate)
- By compressing https://datema-amsterdam.nl/.. /jquery-migrate.min.js?972ab8de7593486643... you can save 5.9KB (60% compression rate)
- By compressing https://datema-amsterdam.nl/.. /autocomplete.js you can save 2.5KB (61% compression rate)
- By compressing https://datema-amsterdam.nl/.. /tooltip.js you can save 2.2KB (61% compression rate)
- By compressing https://datema-amsterdam.nl/.. /search.js you can save 1.8KB (68% compression rate)
- By compressing https://datema-amsterdam.nl/templates/yoo_lykka/js/theme.js you can save 1.2KB (59% compression rate)
- By compressing https://datema-amsterdam.nl/.. /update_cart.js?vmver=9293 you can save 1.1KB (63% compression rate)
- By compressing https://datema-amsterdam.nl/templates/yoo_lykka/warp/js/social.js you can save 708B (48% compression rate)
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://datema-amsterdam.nl/.. /bootstrap.min.js?972ab8de75934866430ae41... | 60 minutes |
| https://datema-amsterdam.nl/.. /jquery-migrate.min.js?972ab8de7593486643... | 60 minutes |
| https://datema-amsterdam.nl/.. /jquery-noconflict.js?972ab8de75934866430... | 60 minutes |
| https://datema-amsterdam.nl/.. /jquery.min.js?972ab8de75934866430ae416c7... | 60 minutes |
| https://datema-amsterdam.nl/media/widgetkit/uikit2-f111e0bc.js | 60 minutes |
| https://datema-amsterdam.nl/media/widgetkit/wk-scripts-7d1331f5.js | 60 minutes |
| https://datema-amsterdam.nl/.. /update_cart.js?vmver=9293 | 60 minutes |
| https://datema-amsterdam.nl/templates/yoo_lykka/js/theme.js | 60 minutes |
| https://datema-amsterdam.nl/templates/yoo_lykka/warp/js/social.js | 60 minutes |
| https://datema-amsterdam.nl/.. /autocomplete.js | 60 minutes |
| https://datema-amsterdam.nl/.. /search.js | 60 minutes |
| https://datema-amsterdam.nl/.. /tooltip.js | 60 minutes |
| https://datema-amsterdam.nl/.. /uikit.js | 60 minutes |
| https://www.google-analytics.com/analytics.js | 2 hours |
Speed test – Images
File size of all images combined
557.91KB
Image optimisation
You can save 188.5KB (63% compression) by optimising the images below:
- By lossless compressing the https://datema-amsterdam.nl/images/Datema_Amsterdam1.jpg you can save 151.7KB (75%) data.
- By lossless compressing the https://datema-amsterdam.nl/.. /datema_amsterdam_waterkaarten_en_zeekaar... you can save 26.2KB (50%) data.
- By lossless compressing the https://datema-amsterdam.nl/images/logo-nieuwsbrief.JPG you can save 9.1KB (32%) data.
- By lossless compressing the https://datema-amsterdam.nl/images/aanmelden_nieuwsbrief.png you can save 1.4KB (11%) data.
- By lossless compressing the https://datema-amsterdam.nl/images/twitter.gif you can save 162B (23%) data.
Links
We found a total of 35 different links.
Internal links: 33
External links: 2
Internal links: 33
External links: 2
External links:
| Link text (anchor) | Link strength |
|---|---|
| https://www.facebook.com/DatemaAmsterdam | |
| https://twitter.com/DatemaAmsterdam |
Internal links:
Website security
IP
188.40.105.148
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
- H3 : Zoeken Offcanvas, ( 0px from top )
- H1 : Home, ( 336px from top )
- H1 : Wij zijn Datema Amsterdam , ( 394px from top )
Typos
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