Nvva.nl - SEO Checker

Overview of the SEO Check
Meta information
80% 
Page quality
38% 
Page structure
78% 
Link structure
75% 
Server
0% 
External factors
100% 
SEO Score
Response time
0.76 s
File size
55.60 kB
Words
291
Media files
20
Number of links
31 internal / 15 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
NVvA – Nederlandse Vereeniging van Antiquaren
The length of the page title is perfect. (440 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://nvva.nl/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: nl
Language defined in HTML: nl-nl
Server location: Belgium
The following language is defined by HTML: nl-nl
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, maximum-scale=1
generatorWooCommerce 4.6.1
msapplication-TileImagehttps://nvva.nl/wp-content/uploads/nvva.png
langnl-nl
charsetUTF-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
There are only 291 words on this page. Good pages should have about 1,000 words of useful content.
27.5% of the text are stop words.
The page contains a listing, which indicates a good text layout.
5 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 20.09 words is good.
Frames
(Critically important)
This website does not use a frameset.
Mobile optimization
(Somewhat important)
This website loads 19 javascript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1, maximum-scale=1" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
Empty bold or strong tags were found on this page.
Image SEO
(Somewhat important)
18 images have no alt attribute. The content of alt attributes is used by search engines.
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.

Page structure

H1 heading
(Critically important)
Welkom bij de NVvA
The H1 heading is too short (18 characters). It should be at least 20 Characters long.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H1 Welkom bij de NVvA
H3 Virtual Amsterdam Book Fair
H3 In memoriam
H3 Nieuws
H3 Nieuwste catalogi
H3 Inloggen
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
3 links don't have an anchor text.
There are 3 links with a trivial anchor text.
The amount of internal links is ok.
None of the anchor texts is too long.
There are 15 external links on this page.
LinkAttributesAnchor text
https://nvva.nl/Anchor Skip to content
https://nvva.nl/Home
https://nvva.nl/en/English
http://picasoft.nl/nvvaExternal Inloggen
https://nvva.nl/contact/Contact
https://www.facebook.com/NVvA1935New window Nofollow External A-TITLE Like ons op Facebook
https://twitter.com/amsterdamb...New window Nofollow External A-TITLE Volg ons op Twitter
https://nvva.nl/Nederlandsche Vereeniging van Antiquaren
https://nvva.nl/IMG-ALT NVvA
A-TITLE NVvA - Nederlandse Vereeniging van Antiquaren
https://nvva.nl/Text duplicate Nederlandsche Vereeniging van Antiquaren
https://nvva.nl/de-nvva/Over de NVvA
https://nvva.nl/onze-leden/Onze leden
https://nvva.nl/vind-een-boek/Boeken & Prenten
https://nvva.nl/actueel/Actueel
https://nvva.nl/catalogi/Catalogi
https://nvva.nl/de-nvva/Verder lezen over de NVvA
https://nvva.nl/vind-een-boek/Onze Boeken en Prenten
https://nvva.nl/onze-leden/Text duplicate Onze leden
https://amsterdambookfair.getm...External Subdomain No Text
/in-memoriam-steef-lemmers/Trivial anchor text
hier
/in-memoriam-steef-lemmers-193...Text duplicate Trivial anchor text
hier
/in-memoriam-ruud-van-der-peet/Text duplicate Trivial anchor text
hier
/wp-content/uploads/Gezamenlij...New window No Text
https://www.gertjanbestebreurt...New window External No Text
https://www.gertjanbestebreurt...New window External No Text
https://www.forumrarebooks.com...New window External No Text
https://www.gertjanbestebreurt...New window External No Text
https://www.gertjanbestebreurt...New window External No Text
https://www.asherbooks.com/upl...New window External No Text
https://www.gertjanbestebreurt...New window External No Text
/wp-content/uploads/Secundus-C...New window No Text
https://www.forumrarebooks.com...New window External No Text
/wp-content/uploads/De-Roo-Ref...New window No Text
https://www.gertjanbestebreurt...New window External No Text
https://www.asherbooks.com/upl...New window External No Text
https://nvva.nl/Anchor No Text
https://nvva.nl/de-nvva/Text duplicate Over de NVvA
https://nvva.nl/onze-leden/Text duplicate Onze leden
https://nvva.nl/vind-een-boek/Text duplicate Boeken & Prenten
https://nvva.nl/actueel/Text duplicate Actueel
https://nvva.nl/catalogi/Text duplicate Catalogi
https://nvva.nl/Text duplicate Home
https://nvva.nl/en/Text duplicate English
http://picasoft.nl/nvvaExternal Text duplicate Inloggen
https://nvva.nl/contact/Text duplicate Contact
/wp-login.php?action=lostpasswordWachtwoord vergeten?

Server configuration

HTTP redirects
(Critically important)
This website redirects to "https://nvva.nl/"
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
No X-Powered HTTP header is sent.
Performance
(Somewhat important)
The page response time of 0.76 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
This website loads 12 CSS files. This may affect the page load time negatively.
This website loads 19 javascript files. This may affect the load time negatively.
The file size of the HTML document is fine (56 kB).

HTTP Response Header

NameValue
dateThu, 05 Nov 2020 15:12:43 GMT
serverApache
link<https://nvva.nl/wp-json/>; rel="https://api.w.org/", <https://nvva.nl/wp-json/wp/v2/pages/2>; rel="alternate"; type="application/json", <https://nvva.nl/>; rel=shortlink
set-cookie88 Characters
transfer-encodingchunked
content-typetext/html; charset=UTF-8
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Critically important)
This website is not classified "for adult only".
This website is not listed on the Shallalist.
This website has excellent links from other websites.
This website has backlinks from 475 referring domains.
This website has 655,160 backlinks.
This website has backlinks from 436 different ip addresses.
Facebook popularity
(Somewhat important)
This website is not very popular on facebook.
Listed on Webwiki
(Nice to have)
This website is listed on Webwiki.

Links from Wikipedia

No links from Wikipedia were found.

Most important keywords

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

KeywordResultRecheck
NVvA77%Check
de NVvA70%Check
Welkom50%Check
In memoriam49%Check
van Antiquaren48%Check
Vereeniging van48%Check
Vereeniging van Antiquaren47%Check
Vereeniging46%Check
Antiquaren45%Check
NVvA Nederlandse Vereeniging44%Check

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