Aligntech.com - SEO Checker

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Overview of the SEO Check
Meta information
63% 
Page quality
44% 
Page structure
87% 
Link structure
96% 
Server
29% 
External factors
100% 
SEO Score
Response time
0.76 s
File size
11.80 kB
Words
286
Media files
7
Number of links
26 internal / 7 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Align Technology
The page title is too short. (152 pixels of 580 max pixel length) Optimize title
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)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: en
Server location: United States of America
The language is not specified in the HTML markup.
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)
No favicon is linked in the HTML code.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1, shrink-to-fit=no
csrf-paramauthenticity_token
csrf-tokenCMJN2VMWpD1FI2Pwj1R+whIbStdfvPJFWPX4UIW2RxkocIPK6/6V/51i1gpVJWlP2s1x+WGTrnSUePCPftfsvg==
X-UA-CompatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
Only 2 paragraph/s was/were found on this page.
There are only 286 words on this page. Good pages should have about 800 words of useful content.
31.5% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 22.5 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, shrink-to-fit=no" is provided.
Bold and strong tags
(Somewhat important)
The following tag is repeated too often: olesya baranova
Image SEO
(Somewhat important)
7 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
...ign_tagline_vertical_RGB_charcoal_2c.pngNo alt attribute provided
/img/invisalign-logo.pngNo alt attribute provided
https://www.aligntech.com/img/aligner.pngNo alt attribute provided
/img/iTero_RGB_charcoal_2c.pngNo alt attribute provided
/img/iTero-lumina-desktop-homepage.pngNo alt attribute provided
/img/careers-slide-2.pngNo alt attribute provided
/img/careers-slide-4.pngNo alt attribute provided

Page structure

H1 heading
(Critically important)
The H1 heading is empty
Headings
(Important)
Some headings occur twice on the page.
Some headings do not have any content.

Heading structure

Heading levelContent
H1 Empty heading
H1 ~$4.0B
H1 ~20.8M
H1 2,186
H1 ~21K
H2 Who we are
H2 Key metrics
H2 Careers
H2 Strategic growth drivers
H3 Align Technology is a global medical device company that is changing lives through better smiles. We reimagine and reinvent the way orthodontic and restorative treatment is presented and delivered ...
H3 As a part of our smart, diverse and fast-moving global team, you'll make an impact for a leader in innovation that's moving an industry forward.
H3 Our success over the last several years is the result of a clear focus on and continued execution of our strategic growth drivers.
H4 Annualized net revenues
H4 Invisalign® Patients, including ~6.1M teens and kids
H4 Active patents
H4 Global Employees
H5 "My team inspires me. I come to work every day motivated to do something better."
H5 "My team inspires me. I come to work every day motivated to do something better." Duplicate text
H5 "Management encourages us to explore and dig into new and evolving technologies."
H5 "Management encourages us to explore and dig into new and evolving technologies." Duplicate text
Some anchor texts are used more than once.
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 7 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.aligntech.com/No Text
https://www.aligntech.com/aboutAbout
/about#whoWho we are
/about#leadLeadership
/about#stratStrategic priorities
/about/research_programResearch program
/about/corporate_social_respon...Corporate social responsibility
/about/responsible_clear_align...Responsible clear aligner treatment
/about/clinical_evidenceClinical evidence
/solutionsSolutions
/solutions/invisalign_systemInvisalign® System
/solutions/itero_scanneriTero™ systems & services
https://www.aligntech.com/careersCareers
/investorsInvestors
https://www.aligntech.com/patentsPatents
/newsroomNewsroom
/contact_usContact us
/solutions/invisalign_systemLearn more
/solutions/itero_scannerText duplicate Learn more
https://www.aligntech.com/careersText duplicate Learn more
/investorsText duplicate Investors
/newsroomText duplicate Newsroom
/about#stratText duplicate Learn more
/privacy_policyPrivacy
/terms_of_useTerms of use
https://submit-irm.trustarc.eu...External Subdomain Data Subject Request
https://www.aligntech.com/cvdCVD
https://www.facebook.com/Align...New window External Subdomain No Text
https://www.instagram.com/alig...New window External Subdomain No Text
https://twitter.com/AlignTechIncNew window External No Text
https://www.linkedin.com/compa...New window External Subdomain No Text
http://invisalign.com/External invisalign.com
http://itero.com/External itero.com

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.aligntech.com/"
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.
The file size of the HTML document is fine (12 kB).

HTTP Response Header

NameValue
cache-controlmax-age=0, private, must-revalidate
content-typetext/html; charset=utf-8
etagW/"f98f04d6ba3d2c94f37c79613ffe0b4f"
nel{"report_to":"heroku-nel","response_headers":["Via"],"max_age":3600,"success_fraction":0.01,"failure_fraction":0.1}
referrer-policystrict-origin-when-cross-origin
report-to{"group":"heroku-nel","endpoints":[{"url":"https://nel.heroku.com/reports?s=cfIjGo4lh%2BWJq4WinHNdEZEQ89NvMz7L1RNNx%2BReyHA%3D\u0026sid=929419e7-33ea-4e2f-85f0-7d8b7cd5cbd6\u0026ts=1769003296"}],"max_age":3600}
reporting-endpointsheroku-nel="https://nel.heroku.com/reports?s=cfIjGo4lh%2BWJq4WinHNdEZEQ89NvMz7L1RNNx%2BReyHA%3D&sid=929419e7-33ea-4e2f-85f0-7d8b7cd5cbd6&ts=1769003296"
serverHeroku
set-cookie564 Characters
strict-transport-securitymax-age=63072000; includeSubDomains
via2.0 heroku-router
x-content-type-optionsnosniff
x-download-optionsnoopen
x-frame-optionsSAMEORIGIN
x-permitted-cross-domain-policiesnone
x-request-id77b874c5-e865-982f-92bb-f5a658aca874
x-runtime0.099844
x-xss-protection1; mode=block
dateWed, 21 Jan 2026 13:48:17 GMT
statuscode200
http_versionHTTP/2

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 1,126 referring domains.
This page has 100,544 backlinks.
This page has backlinks from 828 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

# See http://www.robotstxt.org/robotstxt.html for documentation on how to use the robots.txt file

User-agent: *
Disallow: /cvd_webform/
Disallow: /cvd/

Similar sites

Search preview

www.aligntech.com
Align Technology

Most important keywords

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

KeywordResultRecheck
Align63%Check
Align Technology57%Check
Technology50%Check
Strategic43%Check
global43%Check
better43%Check
team43%Check
growth43%Check
drivers43%Check
moving43%Check
Show more keywords and terms

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