Zwarttechniek.com - SEO Checker

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Overview of the SEO Check
Meta information
68% 
Page quality
71% 
Page structure
25% 
Link structure
45% 
Server
86% 
External factors
78% 
SEO Score
Response time
1.47 s
File size
307.70 kB
Words
1094
Media files
37
Number of links
167 internal / 4 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Zwart Techniek - Experts in Stroomoplossingen en Energiezekerheid
The page title should be shorter than 580 pixels. It is 611 pixels long. Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
Ontdek hoe Zwart met bijna 100 jaar ervaring uitblinkt in het leveren van betrouwbare stroomoplossingen en energiezekerheid. Van (nood-)stroominstallaties tot hybride systemen en meer, vertrouw op onze expertise voor ononderbroken stroomvoorziening in diverse sectoren. Lees meer over onze innovatieve oplossingen.
The meta description is too long: 1987 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.zwarttechniek.com/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: nl
Language defined in HTML: nl-nl
Server location: Netherlands
The following language is defined by HTML: nl-nl
Alternate/Hreflang Links
(Somewhat important)
The specified alternate links have no errors.
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
robotsindex, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
descriptionOntdek hoe Zwart met bijna 100 jaar ervaring uitblinkt in het leveren van betrouwbare stroomoplossingen en energiezekerheid. Van (nood-)stroominstallaties tot hybride systemen en meer, vertrouw op onze expertise voor ononderbroken stroomvoorziening in diverse sectoren. Lees meer over onze innovatieve oplossingen.
generatorWordPress 6.8.1
article:modified_time2024-11-28T10:41:14+00:00
langnl-nl
twitter:cardsummary_large_image
og:localenl_NL
og:locale:alternateen_GB
og:typewebsite
og:titleHome NL
og:descriptionOntdek hoe Zwart met bijna 100 jaar ervaring uitblinkt in het leveren van betrouwbare stroomoplossingen en energiezekerheid. Van (nood-)stroominstallaties tot hybride systemen en meer, vertrouw op onze expertise voor ononderbroken stroomvoorziening in diverse sectoren. Lees meer over onze innovatieve oplossingen.
og:urlhttps://www.zwarttechniek.com/
og:site_nameZwart Techniek
og:imagehttps://www.zwarttechniek.com/wp-content/uploads/2023/09/230915_Zwart_Still-scaled.jpg
og:image:width2560
og:image:height1262
og:image:typeimage/jpeg
charsetUTF-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
This page contains 1094 words. That's ok.
28.2% of the text are stop words.
The page contains a listing, which indicates a good text layout.
7 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 12.74 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width, initial-scale=1" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 22 tags for this page.
Image SEO
(Somewhat important)
35 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
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.

Media list

URLAlt attributeTitle
...cialist-of-the-Year-Zwart-Techniek-1.jpgNo alt attribute provided
...ontent/uploads/2023/10/so-highlight1.jpgNo alt attribute provided
...tent/uploads/2023/09/bg-hero-offgrid.jpgNo alt attribute provided
...ontent/uploads/2023/10/ma-highlight2.jpgNo alt attribute provided
...pening-Batterij-3-1-e1722409683788-1.pngNo alt attribute provided
...ontent/uploads/2023/10/ss-highlight1.jpgNo alt attribute provided
...ontent/uploads/2023/10/oz-highlight1.jpgNo alt attribute provided
...ontent/uploads/2023/10/oz-highlight2.jpgNo alt attribute provided
...ontent/uploads/2023/10/wb-highlight1.jpgNo alt attribute provided
...ontent/uploads/2023/10/wb-highlight2.jpgNo alt attribute provided
...09/zwart-techniek-corporate-film-cut.jpgNo alt attribute provided
..._ons_-_2e_serie_beelden_1410x1055px1.jpgNo alt attribute providedOver_ons_-_2e_serie_beelden_1410x1055px(1)
/wp-content/uploads/2023/09/Zorg-1.jpgNo alt attribute providedZorg-1
...tent/uploads/2023/09/Sustainable-4-1.jpgNo alt attribute providedSustainable-4
...ij-2e-serie-beelden-1410x1055px-map7.jpgNo alt attribute providedOver-ons-en-Werken-bij---2e-serie-beelden-1410x1055px-map7
...s/2023/09/Bol-Design-and-Engineering.jpgNo alt attribute provided
...9/Bol-Installation-and-commissioning.jpgNo alt attribute provided
.../2023/09/Bol-Service-and-maintenance.jpgNo alt attribute provided
/wp-content/uploads/2023/06/shell.jpgNo alt attribute provided
/wp-content/uploads/2023/06/siemens.jpgNo alt attribute provided
/wp-content/uploads/2023/06/solvay.jpgNo alt attribute provided
/wp-content/uploads/2023/06/taqa.jpgNo alt attribute provided
/wp-content/uploads/2023/06/tanesco.jpgNo alt attribute provided
/wp-content/uploads/2023/06/tata.jpgNo alt attribute provided
/wp-content/uploads/2023/06/shell.jpgNo alt attribute provided
/wp-content/uploads/2023/06/siemens.jpgNo alt attribute provided
/wp-content/uploads/2023/06/solvay.jpgNo alt attribute provided
/wp-content/uploads/2023/06/taqa.jpgNo alt attribute provided
/wp-content/uploads/2023/06/tanesco.jpgNo alt attribute provided
/wp-content/uploads/2023/06/tata.jpgNo alt attribute provided
...ads/2023/09/sustainable_1000x1000px1.jpgNo alt attribute provided
...t/uploads/2023/09/Stijn-van-Velzen-1.jpgNo alt attribute provided
/wp-content/uploads/2023/07/zwart01.jpgNo alt attribute providedzwart01
...ads/2023/09/werken_bij_1000x1000px-1.jpgNo alt attribute providedwerken_bij_1000x1000px
.../uploads/2023/10/footer-certificaten.jpgNo alt attribute provided
Video URLWidthHeight
...nl/zwart-techniek-corporate-film-cut.mp4

Page structure

H1 heading
(Critically important)
Wij zijn Zwart
Too many H1 headings
The H1 heading is too short (14 characters). It should be at least 20 Characters long.
Headings
(Important)
Some headings occur twice on the page.
There are 43 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H1 Wij zijn Zwart
H1 Hoe kunnen we je helpen?
H1 De vertrouwde naam voor bijna 100 jaar ervaring
H1 Samenwerken geeft je energie
H1 Energiezekerheid voor elke markt
H1 De optimale stroomoplossingen voor jouw markt
H1 Waar passie en energie samenkomen
H2 Meer weten?
H2 Commissioning Engineer Noodstroom Installaties
H2 UPS Service Coördinator
H2 Technisch Inkoper Projecten
H2 Commissioning Engineer Duurzaamheid
H2 Site Supervisor
H2 Junior Electrical Engineer
H2 Junior Electrical Engineer Duurzaamheid
H2 Electrical Engineer
H2 Technical Documentation Engineer
H2 Senior Mechanical Engineer
H2 Always up to date? Sign up for our newsletter
H3 Stroomoplossingen
H3 Markten
H3 Smart en sustainable
H3 Service en onderhoud
H3 Ontwerp en engineering
H3 Installatie en ingebruikstelling
H3 Service en onderhoud Duplicate text
H3 De aarde heeft geen back-up plan.
H3 Datacenters
H3 Off-grid
H3 Financiële dienstverlening
H3 Zorg
H3 Overheid
H3 Adviseurs en installateurs
H3 Vitale infrastructuur
H3 Industrie
H3 Laatste vacatures
H3 Follow the latest developments and new projects
H3 Contact
H3 Stroomoplossingen Duplicate text
H3 Markten Duplicate text
H3 Smart & Sustainable
H3 Werken bij
H4 Meer weten? Duplicate text
Some anchor texts are used more than once.
5 links don't have an anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 4 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.zwarttechniek.com/Subdomain A-TITLE logo-zwart-techniek
/stroomoplossingen/Subdomain Stroomoplossingen
/stroomoplossingen/noodstroomi...Subdomain Noodstroominstallaties
/stroomoplossingen/hybride-ins...Subdomain Hybride installaties
/stroomoplossingen/noodstrooma...Subdomain Noodstroomaggregaten
/stroomoplossingen/off-grid-in...Subdomain Off-grid installaties
/stroomoplossingen/no-break-in...Subdomain No-break installaties
/stroomoplossingen/besturingss...Subdomain Besturingssystemen
/stroomoplossingen/ups-systemen/Subdomain UPS-systemen
/stroomoplossingen/Subdomain Anchor Ontwerp en engineering
/stroomoplossingen/Subdomain Anchor Installatie en ingebruikstelling
/service-onderhoudSubdomain Service en onderhoud
/service-onderhoudSubdomain Revisies en upgrades
/service-onderhoudSubdomain Keuringen en inspecties
/markten/datacenters/Subdomain Datacenters
/markten/zorg/Subdomain Zorg
/markten/vitale-infrastructuur/Subdomain Vitale infrastructuur
/winnaar-power-specialist-of-t...Subdomain Zwart wint Power Specialist of the Year
/winnaar-power-specialist-of-t...Subdomain No Text
/stroomoplossingen/hybride-ins...Subdomain De weg naar groene energiezekerheid
/stroomoplossingen/hybride-ins...Subdomain No Text
/markten/Subdomain Markten
/markten/datacenters/Subdomain Text duplicate Datacenters
/markten/zorg/Subdomain Text duplicate Zorg
/markten/vitale-infrastructuur/Subdomain Text duplicate Vitale infrastructuur
/markten/off-grid/Subdomain Off-grid
/markten/overheid/Subdomain Overheid
/markten/industrie/Subdomain Industrie
/markten/financiele-dienstverl...Subdomain Financiële dienstverlening
/markten/adviseurs-en-installa...Subdomain Adviseurs en installateurs
/markten/betrouwbare-partner/Subdomain Betrouwbare partner
/markten/Subdomain Anchor Contactformulier
/100-projecten-in-afrika/Subdomain 100+ projecten in Afrika
/100-projecten-in-afrika/Subdomain No Text
/markten/betrouwbare-partner/Subdomain Partnerschap vanaf het begin
/markten/betrouwbare-partner/Subdomain No Text
/smart-sustainable/Subdomain Smart & Sustainable
/smart-sustainable-2/Subdomain Anchor Groene Initiatieven
/smart-sustainable-2/Subdomain Anchor De energietransitie
/smart-sustainable-2/Subdomain Anchor Netcongestie
/smart-sustainable-2/Subdomain Anchor Services
/smart-sustainable-2/Subdomain Anchor Text duplicate Stroomoplossingen
/smart-sustainable-2/Subdomain Anchor Slimme batterijopslag
/smart-sustainable-2/Subdomain Anchor Peak Shaving
/smart-sustainable-2/Subdomain Anchor Stroomopslagsystemen
/netbalancering/Subdomain Netbalancering
/wat-is-netcongestie/Subdomain Wat is netcongestie?
/energieopslag/Subdomain Energieopslag
/wat-is-peak-shaving/Subdomain Wat is Peak Shaving?
/energiepieken-opvangen-en-ren...Subdomain Energiepieken opvangen en rendement maken
/smart-sustainable-2/Subdomain Anchor Text duplicate Contactformulier
/blog/2024/07/24/be-fresh-zet-...Subdomain BE Fresh zet duurzame stap
/blog/2024/07/24/be-fresh-zet-...Subdomain No Text
/smart-sustainable-2/Subdomain Anchor Samen op koers voor een duurzame toekomst
/smart-sustainable-2/Subdomain Anchor No Text
/over-zwart/Subdomain Over Zwart
/over-zwart/Subdomain Anchor Management
/over-zwart/Subdomain Anchor Samenwerken
/over-zwart/Subdomain Anchor Historie
/over-zwart/Subdomain Anchor Zwart in de toekomst
/over-zwart/Subdomain Anchor Typisch Zwart
/over-zwart/Subdomain Anchor Zwart kwaliteit
/over-zwart/Subdomain Anchor Zwart van A tot Z
/zwart-in-het-nieuws/Subdomain Zwart in het nieuws
/over-zwart/Subdomain Anchor Text duplicate Contactformulier
/over-zwart/Subdomain Anchor Gebundelde krachten maken de wereld beter
/over-zwart/Subdomain Anchor No Text
/over-zwart/Subdomain Anchor Architecten van stroomoplossingen
/over-zwart/Subdomain Anchor No Text
/werken-bij/Subdomain Werken bij
/werken-bij/Subdomain Anchor Text duplicate Over Zwart
/werken-bij/Subdomain Anchor Samen groeien
/werken-bij/Subdomain Anchor De voordelen
/werken-bij/Subdomain Anchor Speeddates en meeloopdagen
/werken-bij/vacature-overzicht/Subdomain Vacature overzicht
/werken-bij/Subdomain Anchor Meer ontdekken
/werken-bij/Subdomain Anchor Bij Zwart, groeien we samen
/werken-bij/Subdomain Anchor No Text
/werken-bij/Subdomain Anchor Ontdek de wereld van Zwart
/werken-bij/Subdomain Anchor No Text
https://www.zwarttechniek.com/?sNofollow Zoek
A-TITLE Klik om het zoekinvoerveld te openen
https://zwart.ams3.digitalocea...External Subdomain Bekijk onze bedrijfsfilm
/stroomoplossingen/Subdomain LInk naar:Stroomoplossingen
/markten/Subdomain LInk naar:Markten
/smart-sustainable/Subdomain LInk naar:Smart & Sustainable
/over-zwart/Subdomain LInk naar:Over Zwart
/stroomoplossingen/noodstroomi...Subdomain Text duplicate Noodstroominstallaties
/stroomoplossingen/hybride-ins...Subdomain Text duplicate Hybride installaties
/stroomoplossingen/noodstrooma...Subdomain Text duplicate Noodstroomaggregaten
/stroomoplossingen/off-grid-in...Subdomain Text duplicate Off-grid installaties
/stroomoplossingen/no-break-in...Subdomain Text duplicate No-break installaties
/stroomoplossingen/ups-systemen/Subdomain Text duplicate Besturingssystemen
/stroomoplossingen/ups-systemen/Subdomain Text duplicate UPS-systemen
/stroomoplossingen/Subdomain Anchor No Text
/stroomoplossingen/Subdomain Anchor No Text
/stroomoplossingen/Subdomain Anchor No Text
/smart-sustainable-2/Subdomain Anchor Duurzame stroomoplossingen
/stroomoplossingen/Subdomain Bekijk alle stroomoplossingen
/markten/datacenters/Subdomain LInk naar:Datacenters
A-TITLE Datacenters
/markten/datacenters/Subdomain Lees meer
/markten/off-grid/Subdomain LInk naar:Off-grid
A-TITLE Off-grid
/markten/off-grid/Subdomain Text duplicate Lees meer
/markten/financiele-dienstverl...Subdomain LInk naar:Financiële dienstverlening
A-TITLE Financiële dienstverlening
/markten/financiele-dienstverl...Subdomain Text duplicate Lees meer
/markten/zorg/Subdomain LInk naar:Zorg
A-TITLE Zorg
/markten/zorg/Subdomain Text duplicate Lees meer
/markten/overheid/Subdomain LInk naar:Overheid
A-TITLE Overheid
/markten/overheid/Subdomain Text duplicate Lees meer
/markten/adviseurs-en-installa...Subdomain LInk naar:Adviseurs en installateurs
A-TITLE Adviseurs en installateurs
/markten/adviseurs-en-installa...Subdomain Text duplicate Lees meer
/markten/vitale-infrastructuur/Subdomain LInk naar:Vitale infrastructuur
A-TITLE Vitale infrastructuur
/markten/vitale-infrastructuur/Subdomain Text duplicate Lees meer
/markten/industrie/Subdomain LInk naar:Industrie
A-TITLE Industrie
/markten/industrie/Subdomain Text duplicate Lees meer
/stroomoplossingen/Subdomain Text duplicate Lees meer
/vacature/commissioning-engine...Subdomain Commissioning Engineer Noodstroom Installaties
/vacature/commissioning-engine...Subdomain Text duplicate Lees meer
/vacature/ups-service-coordina...Subdomain UPS Service Coördinator
/vacature/ups-service-coordina...Subdomain Text duplicate Lees meer
/vacature/technisch-inkoper-pr...Subdomain Technisch Inkoper Projecten
/vacature/technisch-inkoper-pr...Subdomain Text duplicate Lees meer
/vacature/commissioning-engine...Subdomain Commissioning Engineer Duurzaamheid
/vacature/commissioning-engine...Subdomain Text duplicate Lees meer
/vacature/site-supervisor/Subdomain Site Supervisor
/vacature/site-supervisor/Subdomain Text duplicate Lees meer
/vacature/junior-electrical-en...Subdomain Junior Electrical Engineer
/vacature/junior-electrical-en...Subdomain Text duplicate Lees meer
/vacature/junior-electrical-en...Subdomain Junior Electrical Engineer Duurzaamheid
/vacature/junior-electrical-en...Subdomain Text duplicate Lees meer
/vacature/electrical-engineer-2/Subdomain Electrical Engineer
/vacature/electrical-engineer-2/Subdomain Text duplicate Lees meer
/vacature/technical-applicatio...Subdomain Technical Documentation Engineer
/vacature/technical-applicatio...Subdomain Text duplicate Lees meer
/vacature/senior-mechanical-en...Subdomain Senior Mechanical Engineer
/vacature/senior-mechanical-en...Subdomain Text duplicate Lees meer
/werken-bij/vacature-overzicht/Subdomain Laat alle vacatures zien
https://goo.gl/maps/1Y7mJst688...External Routebeschrijving
/stroomoplossingen/Subdomain Stroomoplossing op maat
/stroomoplossingen/noodstroomi...Subdomain Text duplicate Noodstroominstallaties
/stroomoplossingen/hybride-ins...Subdomain Text duplicate Hybride installaties
/stroomoplossingen/noodstrooma...Subdomain Text duplicate Noodstroomaggregaten
/stroomoplossingen/off-grid-in...Subdomain Text duplicate Off-grid installaties
/stroomoplossingen/no-break-in...Subdomain Text duplicate No-break installaties
/stroomoplossingen/besturingss...Subdomain Text duplicate Besturingssystemen
/stroomoplossingen/ups-systemen/Subdomain Text duplicate UPS-systemen
/markten/Subdomain Van datacenters tot zorg
/markten/datacenters/Subdomain Text duplicate Datacenters
/markten/zorg/Subdomain Text duplicate Zorg
/markten/vitale-infrastructuur/Subdomain Text duplicate Vitale infrastructuur
/markten/off-grid/Subdomain Text duplicate Off-grid
/markten/overheid/Subdomain Text duplicate Overheid
/markten/industrie/Subdomain Text duplicate Industrie
/markten/financiele-dienstverl...Subdomain Text duplicate Financiële dienstverlening
/markten/adviseurs-en-installa...Subdomain Text duplicate Adviseurs en installateurs
/smart-sustainable/Subdomain Energieoplossingen van morgen
/smart-sustainable-2/Subdomain Anchor Groene initiatieven
/smart-sustainable-2/Subdomain Anchor Text duplicate De energietransitie
/smart-sustainable-2/Subdomain Anchor Text duplicate Netcongestie
/smart-sustainable-2/Subdomain Anchor Text duplicate Services
/smart-sustainable-2/Subdomain Anchor Text duplicate Stroomoplossingen
/smart-sustainable-2/Subdomain Anchor Text duplicate Slimme batterijopslag
/smart-sustainable-2/Subdomain Anchor Text duplicate Peak Shaving
/smart-sustainable-2/Subdomain Anchor Text duplicate Stroomopslagsystemen
/werken-bij/Subdomain Anchor Text duplicate Over Zwart
/werken-bij/Subdomain Anchor Text duplicate De voordelen
/werken-bij/vacature-overzicht/Subdomain Text duplicate Vacature overzicht
/privacyPrivacy
https://www.facebook.com/Zwart...New window External Subdomain Link naar Facebook
A-TITLE Link naar Facebook
https://www.linkedin.com/compa...New window External Subdomain Link naar LinkedIn
A-TITLE Link naar LinkedIn
https://www.zwarttechniek.com/Anchor Scroll naar bovenzijde
A-TITLE Scroll naar bovenzijde
/privacyprivacyverklaring

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.zwarttechniek.com/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is slow (1.47 seconds). The response time should be less than 0.4 seconds. Slow websites are bad for search engine bots and also result in bad user experience.
The file size of the HTML document is fine (308 kB).

HTTP Response Header

NameValue
servernginx
dateThu, 22 May 2025 18:24:23 GMT
content-typetext/html; charset=UTF-8
varyAccept-Encoding
link<https://www.zwarttechniek.com/wp-json/>; rel="https://api.w.org/", <https://www.zwarttechniek.com/wp-json/wp/v2/pages/925>; rel="alternate"; title="JSON"; type="application/json", <https://www.zwarttechniek.com/>; rel=shortlink
set-cookie129 Characters
access-control-allow-methodsGET, POST, OPTIONS
access-control-allow-headersContent-Type
access-control-allow-credentialstrue
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

This page has only a few links from other websites.
This page only has backlinks from 26 referring domains.
This page only has 162 backlinks.
This page only has few backlinks from 25 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

# START YOAST BLOCK
# ---------------------------
User-agent: *
Disallow:

Sitemap: https://www.zwarttechniek.com/sitemap_index.xml
# ---------------------------
# END YOAST BLOCK

Similar sites

Search preview

www.zwarttechniek.com
Zwart Techniek - Experts in Stroomoplossingen en Energiezekerheid
Ontdek hoe Zwart met bijna 100 jaar ervaring uitblinkt in het leveren van betrouwbare stroomoplossingen en energiezekerheid. Van (nood-)stroominstallaties tot hybride systemen en meer, vertrouw op onze expertise voor ononderbroken stroomvoorziening in diverse sectoren. Lees meer over onze innovatieve oplossingen.

Most important keywords

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

KeywordResultRecheck
Zwart93%Check
Zwart Techniek79%Check
stroomoplossingen en energiezekerheid68%Check
Stroomoplossingen65%Check
Energiezekerheid61%Check
Techniek61%Check
expert58%Check
stroomoplossing op maat57%Check
bijna 100 jaar ervaring51%Check
installaties50%Check
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