Crownaudio.com - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
47% 
Page structure
45% 
Link structure
58% 
Server
70% 
External factors
100% 
SEO Score
Response time
1.04 s
File size
40.50 kB
Words
452
Media files
31
Number of links
175 internal / 26 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Crown Audio - Professional Power Amplifiers | English
The length of the page title is perfect. (481 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://www.crownaudio.com/en
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
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=1.0
google-site-verification0-qAcislQV3STyhe8ceKB5LybaHHpwtjm03xDrRO0gc
csrf-paramauthenticity_token
csrf-tokenoVfelek874beecCtaLEL8x-wpab-fc1ozLb8_CkM3mFqLTaOlggi0H-m83XyEpa32TOC06FuR77qr4bMgOh8iw
theme-color#005991
mobile-web-app-capableyes
apple-mobile-web-app-status-bar-styleblack
apple-mobile-web-app-titleCrown
format-detectiontelephone=no
langen
twitter:cardsummary
og:imagehttps://adn.harmanpro.com/assets/crown/logo-0f8553ee9e9a317fe8be5d912bfb82b4d26fa6b245716044a2fced78eadeb978.png
og:typebrand
og:descriptionCrown Audio - Professional Power Amplifiers
og:titleCrown
og:site_nameCrown Audio - Professional Power Amplifiers
og:localeen
og:urlhttps://www.crownaudio.com/en
Content-typetext/html; charset=UTF-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
No paragraphs were detected.
There are only 452 words on this page. Good pages should have about 800 words of useful content.
8.8% of the text are stop words.
The page contains a listing, which indicates a good text layout.
No placeholders texts or images were found.
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=1.0" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 9 tags for this page.
Image SEO
(Somewhat important)
3 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.

Media list

URLAlt attributeTitle
...9c206bfba312fea4280df6bc598aef27fd42.svgCrown
...d71d4f4dea1f047d7f87bfab2ed1e398d3a1.pngcheckmark
...pro.harman.com_Dark_1920x6922_large.webpNo alt attribute provided
...foComm25-BOS_ComTech_1920x692_large.webpNo alt attribute provided
...hures_HomepageBanner_1920x692_large.webpNo alt attribute provided
..._Front_1605x1605_x_large_full_width.webpCTD-8125
...Photo_Front_1605x1605_x_large_medium.pngCTD-8125
...tPhoto_Front_1605x1605_x_large_large.pngCTD-8125
..._front_no_top_shadow_original_medium.pngI-Tech 4x3500HD
...0_front_no_top_shadow_original_large.pngI-Tech 4x3500HD
...t_no_top_shadow_original_full_width.webpI-Tech 4x3500HD
.../Crown_DCi_DA_8600_front_full_width.webpDCi 8|600DA
...42073/Crown_DCi_DA_8600_front_medium.pngDCi 8|600DA
...942073/Crown_DCi_DA_8600_front_large.pngDCi 8|600DA
...117e4c5381c948ebcaf14718727c65b2fb40.pngfacebook
...eca5d40e5038804115c9de61cbd69e9b8b1f.pngyoutube
...83db4f18d3ae4f649e046d35bdc15e492ac9.pnginstagram
...c953f8b885656a0a99a94d12a14d65a8d270.pnglinkedin
...e820b7961bf78530f89fe07ec3f4d93a2f1a.jpgShow us your Crown gear
...fc4892be48dd4235b25171919a21fc576b30.svgHarman Professional
...9557acb5f3b9d52e68acb00ea2f75b812fd5.svgAKG
...de9992f5f04c6ec5aac401d2ff7baff6ccbb.svgAMX
...5acb4bb55656d1c309cacd8bcf61f9cc7f01.svgBSS
...1c33b9f40fdd5e1476ba50aeaa10704a2270.svgdbx
...cfcc423cade3e55f1a31fa3fc03001b088b3.svgFlux
...eaff57605795a900aa7761112ce1539e9922.svgJBL
...bac445e3046fb7e958beb055ecee6bb17090.svgLexicon
...73ee7b418e2d8e4a14e8fd019ed98d8d385c.svgMartin
...9ca328ffa3a965125f36d19f12820cb83464.svgSoundcraft
...a88d0dc9bc528126bf0059f205bb084d644c.jpgHARMAN

Page structure

H1 heading
(Critically important)
CTD-8125
Too many H1 headings
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (8 characters). It should be at least 20 Characters long.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 CTD-8125
H1 I-Tech 4x3500HD
H1 DCi 8|600DA
H2 Crown Around The World
H2 Connect With Us
H2 Show us your Crown gear!
H3 Eight-channel, 125W/ch. Power Sharing Amplifier with DSP and Dante
H3 Four-channel, 4000W @ 4Ω Power Amplifier
H3 Eight-channel, 600W @ 4Ω Power Amplifier with Dante™ / AES67 Networked Audio, and 70V/100V / EN 54-16 Compliant for Life Safety Applications
H3 #PoweredByCrown
H4 Check out Concerts, Stadiums and more powered by Crown
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.
2 links don't have an anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
There are too many external links (26) on this page.

Found links on this page

LinkAttributesAnchor text
https://www.crownaudio.com/enIMG-ALT Crown
/en/product_familiesProducts
/en/product_families/cdi-drive...CDi DriveCore Series
/en/product_families/cdi-drive...CDi DriveCore Series- Analog
/en/products/cdi-2-300CDi 2|300
/en/products/cdi-4-300CDi 4|300
/en/products/cdi-2-600CDi 2|600
/en/products/cdi-4-600CDi 4|600
/en/products/cdi-2-1200CDi 2|1200
/en/products/cdi-4-1200CDi 4|1200
/en/product_families/cdi-drive...CDi DriveCore Series- BLU Link
/en/products/cdi-2-300blCDi 2|300BL
/en/products/cdi-4-300blCDi 4|300BL
/en/products/cdi-4-600blCDi 4|600BL
/en/products/cdi-2-600blCDi 2|600BL
/en/products/cdi-2-1200blCDi 2|1200BL
/en/products/cdi-4-1200blCDi 4|1200BL
/en/product_families/cdi-seriesCDi Series
/en/products/cdi-1000CDi 1000
/en/products/cdi-2000CDi 2000
/en/products/cdi-4000CDi 4000
/en/products/cdi-6000CDi 6000
/en/product_families/commercia...Commercial Series
/en/products/135ma135MA
/en/products/160ma160MA
/en/product_families/comtech-s...ComTech Series
/en/product_families/comtech-d...ComTech D Series
/en/products/ctd-2125CTD-2125
/en/products/ctd-4125CTD-4125
/en/products/ctd-8125CTD-8125
/en/product_families/comtech-d...ComTech DriveCore Series
/en/products/ct-475CT 475
/en/products/ct-4150CT 4150
/en/products/ct-875CT 875
/en/products/ct-8150CT 8150
/en/product_families/dci-drive...DCi DriveCore Series
/en/product_families/drivecore...DriveCore Install Analog Series
/en/products/dci-2-300DCi 2|300
/en/products/dci-2-600DCi 2|600
/en/products/dci-4-300DCi 4|300
/en/products/dci-4-600DCi 4|600
/en/products/dci-8-300DCi 8|300
/en/products/dci-8-600DCi 8|600
/en/products/dci-2-1250DCi 2|1250
/en/products/dci-4-1250DCi 4|1250
/en/product_families/drivecore...DriveCore Install DA Series
/en/products/dci-4-300daDCi 4|300DA
/en/products/dci-8-300daDCi 8|300DA
/en/products/dci-4-600daDCi 4|600DA
/en/products/dci-8-600daDCi 8|600DA
/en/products/dci-4-1250daDCi 4|1250DA
/en/product_families/drivecore...DriveCore Install Network Series
/en/products/dci-2-300nDCi 2|300N
/en/products/dci-2-600nDCi 2|600N
/en/products/dci-4-300nDCi 4|300N
/en/products/dci-4-600nDCi 4|600N
/en/products/dci-8-300nDCi 8|300N
/en/products/dci-8-600nDCi 8|600N
/en/products/dci-2-1250nDCi 2|1250N
/en/products/dci-4-1250nDCi 4|1250N
/en/products/dci-2-2400nDCi 2|2400N
/en/products/dci-4-2400nDCi 4|2400N
/en/product_families/i-tech-hd...i-Tech HD Series
/en/products/i-tech-4x3500hdI-Tech 4x3500HD
/en/products/i-tech-12000hdI-Tech 12000HD
/en/products/i-tech-9000hdI-Tech 9000HD
/en/products/i-tech-5000hdI-Tech 5000HD
/en/product_families/vrackVRack
/en/products/vrack-4x3500hdVRack 4x3500HD
/en/products/vrack-12000hdVRack 12000HD
/en/product_families/xlc-seriesXLC Series
/en/products/xlc-21300XLC 21300
/en/products/xlc-2500XLC 2500
/en/products/xlc-2800XLC 2800
/en/product_families/xli-seriesXLi Series
/en/products/xli-800XLi 800
/en/products/xli-1500XLi 1500
/en/products/xli-2500XLi 2500
/en/products/xli-3500XLi 3500
/en/product_families/xls-drive...XLS DriveCore 2 Series
/en/products/xls-1002XLS 1002
/en/products/xls-1502XLS 1502
/en/products/xls-2002XLS 2002
/en/products/xls-2502XLS 2502
/en/product_families/xti-2-seriesXTi 2 Series
/en/products/xti-1002XTi 1002
/en/products/xti-2002XTi 2002
/en/products/xti-4002XTi 4002
/en/products/xti-6002XTi 6002
/en/product_families/amp-acces...Amp Accessories
/en/products/xfmr-4XFMR-4
/en/products/eol-boxEOL Box
/en/discontinued_productsDiscontinued Products
/en/markets/installed-soundInstalled Sound
/en/product_families/dci-drive...Text duplicate DCi DriveCore Series
/en/product_families/drivecore...Text duplicate DriveCore Install Analog Series
/en/product_families/drivecore...Text duplicate DriveCore Install DA Series
/en/product_families/drivecore...Text duplicate DriveCore Install Network Series
/en/product_families/i-tech-hd...Text duplicate i-Tech HD Series
/en/product_families/cdi-drive...Text duplicate CDi DriveCore Series
/en/product_families/cdi-drive...Text duplicate CDi DriveCore Series- Analog
/en/product_families/cdi-drive...Text duplicate CDi DriveCore Series- BLU Link
/en/product_families/commercia...Text duplicate Commercial Series
/en/product_families/comtech-d...Text duplicate ComTech DriveCore Series
/en/product_families/xlc-seriesText duplicate XLC Series
/en/product_families/cdi-seriesText duplicate CDi Series
/en/markets/recording-broadcastRecording Broadcast
/en/product_families/dci-drive...Text duplicate DCi DriveCore Series
/en/product_families/drivecore...Text duplicate DriveCore Install Analog Series
/en/product_families/drivecore...Text duplicate DriveCore Install DA Series
/en/product_families/drivecore...Text duplicate DriveCore Install Network Series
/en/product_families/comtech-d...Text duplicate ComTech DriveCore Series
/en/markets/portable-paPortable PA
/en/product_families/xli-seriesText duplicate XLi Series
/en/product_families/xti-2-seriesText duplicate XTi 2 Series
/en/product_families/xls-drive...Text duplicate XLS DriveCore 2 Series
/en/markets/cinemaCinema
/en/product_families/dci-drive...Text duplicate DCi DriveCore Series
/en/product_families/drivecore...Text duplicate DriveCore Install Analog Series
/en/product_families/drivecore...Text duplicate DriveCore Install DA Series
/en/product_families/drivecore...Text duplicate DriveCore Install Network Series
/en/product_families/xlc-seriesText duplicate XLC Series
/en/product_families/crown-dsi...DSi 2.0 Series
/en/markets/tour-soundTour Sound
/en/product_families/i-tech-hd...Text duplicate i-Tech HD Series
/en/product_families/vrackText duplicate VRack
/en/network-audioNetwork Audio
/en/network-audioAbout Our Solutions
/en/network-audioBLU link
/en/network-audioDante
/en/network-audioCobraNet
/en/network-audioAVB
/en/where_to_findWhere To Buy
/en/where_to_findBuy
/en/case_studiesCase Studies
/en/newsNews
/en/ourstoryOur Story
/en/ourstoryAbout
/en/qualityQuality Assurance
/en/technologyTechnology
/en/aroundtheworldCrown Around The World
/trainingNew window Training
/en/supportSupport
/en/supportContact Us
https://help.harmanpro.com/crownNew window External Subdomain Anytime Help Center
https://pro.harman.com/consultantNew window External Subdomain Consultant Portal
/en/softwareSoftware
/en/support_downloadsDownloads
/warranty?locale=enWarranty
/en/support/warranty_registrationNew window Product Registration
https://assets.harman.com/port...New window External Subdomain Service
https://proforums.harman.com/c...External Subdomain Forum
/en/tools/calculatorsSystem Design Tools
/en/faqsFAQs
https://www.crownaudio.com/English
IMG-ALT checkmark
https://www.crownaudio.com/zhSubdomain 中文 (Chinese)
https://www.crownaudio.com/pt-BRSubdomain Português (Brasil)
/en/product_families/comtech-d...No Text
/en/product_families/comtech-d...Subdomain No Text
https://pro.harman.com/lp/2025...New window External Subdomain No Text
/en/products/ctd-8125Text duplicate IMG-ALT CTD-8125
/en/products/ctd-8125Text duplicate IMG-ALT CTD-8125
/en/products/ctd-8125Text duplicate CTD-8125
/en/products/ctd-8125more details
/en/products/i-tech-4x3500hdText duplicate IMG-ALT I-Tech 4x3500HD
/en/products/i-tech-4x3500hdText duplicate IMG-ALT I-Tech 4x3500HD
/en/products/i-tech-4x3500hdText duplicate I-Tech 4x3500HD
/en/products/i-tech-4x3500hdText duplicate more details
/en/products/i-tech-4x3500hdText duplicate IMG-ALT I-Tech 4x3500HD
/en/products/dci-8-600daText duplicate IMG-ALT DCi 8|600DA
/en/products/dci-8-600daText duplicate IMG-ALT DCi 8|600DA
/en/products/dci-8-600daText duplicate DCi 8|600DA
/en/products/dci-8-600daText duplicate more details
/en/aroundtheworldcheck it out
https://www.facebook.com/Crown...New window External Subdomain IMG-ALT facebook
https://www.youtube.com/user/C...New window External Subdomain IMG-ALT youtube
https://instagram.com/crown_audioNew window External IMG-ALT instagram
https://www.linkedin.com/compa...New window External Subdomain IMG-ALT linkedin
/crown-newsletterJoin our mailing list
https://twitter.com/search?q=#...New window External #PoweredByCrown
https://twitter.com/search?q=#...New window External IMG-ALT Show us your Crown gear
https://pro.harman.com/New window External Subdomain IMG-ALT Harman Professional
https://www.akg.com/New window External Subdomain IMG-ALT AKG
https://www.amx.com/New window External Subdomain IMG-ALT AMX
https://www.bssaudio.com/New window External Subdomain IMG-ALT BSS
https://www.dbxpro.com/New window External Subdomain IMG-ALT dbx
https://www.flux.audio/New window External Subdomain IMG-ALT Flux
https://www.jblpro.com/New window External Subdomain IMG-ALT JBL
https://www.lexiconpro.com/New window External Subdomain IMG-ALT Lexicon
https://www.martin.com/New window External Subdomain IMG-ALT Martin
https://www.soundcraft.com/New window External Subdomain IMG-ALT Soundcraft
https://www.harman.com/New window External Subdomain IMG-ALT HARMAN
/crown-newsletterJoin Our Mailing List
/en/softwareText duplicate Software
/en/where_to_findText duplicate Where To Buy
/en/supportText duplicate Support
https://proforums.harman.com/c...External Subdomain Text duplicate Forum
https://jobs.harman.com/New window External Subdomain Careers
https://www.harman.com/privacy...New window External Subdomain Privacy Policy
https://www.harman.com/terms-useNew window External Subdomain Terms Of Use
/en/sitemap.htmlSitemap

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.crownaudio.com/en"
HTTP header
(Important)
The web server version is sent within the HTTP header.
The X-powered header is sent within the response header. (unnecessary)
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is slow (1.04 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 (41 kB).

HTTP Response Header

NameValue
dateTue, 29 Jul 2025 08:01:26 GMT
content-typetext/html; charset=utf-8
status200 OK
cache-controlmax-age=0, private, must-revalidate
strict-transport-securitymax-age=63072000; includeSubDomains
referrer-policystrict-origin-when-cross-origin
x-permitted-cross-domain-policiesnone
x-xss-protection0
x-request-id0a98bdf6-bb56-44dc-91ad-1143a00a3f78
link<https://adn.harmanpro.com/assets/crown-cb7844d77349392a06069999a1632f4fbfcbe6713894729e0ea190e4f8842007.js>; rel=preload; as=script; nopush,<https://adn.harmanpro.com/assets/crown-041593fea6d567c19cb5ed7dc4e33526df19a005da21c200331ca0610bebd830.css>; rel=preload; as=style; nopush,<https://adn.harmanpro.com/assets/vendor/modernizr-e9cbb1a565d5d16daa8b7f47776cb3b9dd9959e560c3af0183fca8821ff602c0.js>; rel=preload; as=script; nopush
x-download-optionsnoopen
etagW/"08dd3ce690983eb9a7bbbd7b9333b64b"
x-frame-optionsSAMEORIGIN
x-runtime0.064015
x-content-type-optionsnosniff
set-cookie574 Characters
x-powered-byPhusion Passenger(R) 6.0.20
servernginx/1.25.3 + Phusion Passenger(R) 6.0.20
x-geocountryGermany
x-geocodeDE
x-geocityNuremberg
x-appserveraws-production-3
strict-transport-transportsecuritymax-age=63072000; includeSubdomains
x-last-ip116.202.182.111
x-forwarded-for116.202.182.111
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 174 referring domains.
This page has 309,883 backlinks.
This page has backlinks from 163 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

# See https://www.robotstxt.org/wc/norobots.html for documentation on how to use the robots.txt file
#
# To ban all spiders from the entire site uncomment the next two lines:
# User-Agent: *
# Disallow: /

# Global rules
User-agent: *
Disallow: /*.aspx*
Disallow: */pdf_productsheet/pdfproduct/*
Sitemap: https://www.crownaudio.com/sitemap

# Yandex tries to pull support page as a jpeg for some reason
User-agent: Yandex
Disallow: /en-US/support.jpg
Disallow: /en/support.jpg

# Majestic12 bot hammers the site with DoS-style traffic
User-agent: MJ12bot
Disallow: /

# Bing rules
User-agent: Bingbot
Crawl-delay: 4.5

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Search preview

Most important keywords

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

KeywordResultRecheck
Crown61%Check
Crown Audio57%Check
Audio56%Check
CTD-812554%Check
Amp54%Check
Amplifier53%Check
Power51%Check
4Ω Power Amplifier49%Check
DCi 60046%Check
English45%Check
Show more keywords and terms

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