Nebula.org - SEO Checker

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Overview of the SEO Check
Meta information
93% 
Page quality
64% 
Page structure
100% 
Link structure
90% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.11 s
File size
64.50 kB
Words
524
Media files
26
Number of links
10 internal / 33 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Nebula Genomics - 30x Whole Genome Sequencing - DNA Testing
The page title should be shorter than 580 pixels. It is 596 pixels long. Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
Includes access to whole genome sequencing data, regurlarly updated reports, deep ancestry analysis, DNA exploration tools, and advanced privacy protection.
The length of the meta description is perfect. (982 pixels out of 1000 max pixel length)
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
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
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
descriptionIncludes access to whole genome sequencing data, regurlarly updated reports, deep ancestry analysis, DNA exploration tools, and advanced privacy protection.
facebook-domain-verificationivtpocvurgakb8cq6q4jhthnzuy28d
langen
charsetutf-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
Words from the H1 heading are not used in the page content.
The average number of words per sentence of 25.54 words is high.
This page contains 524 words. That's ok.
39.7% of the text are stop words.
10 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width,initial-scale=1" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 10 tags for this page.
Image SEO
(Somewhat important)
5 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
...g/api/public-images/brochure/group-1.svgnebula-logo
https://nebula.org/_nuxt/img/e0d0a49.pngNo alt attribute provided
https://nebula.org/_nuxt/img/c1c74e3.svgNo alt attribute provided
https://nebula.org/_nuxt/img/7e85d7e.pngGood Housekeeping logo
https://nebula.org/_nuxt/img/78b604c.svgTechnology Review Sequence your Genome and share it on the
https://nebula.org/_nuxt/img/2bb0364.svgNature Journal
https://nebula.org/_nuxt/img/959da3d.svgTech Crunch
https://nebula.org/_nuxt/img/b8536d7.svgCNBC Harvard Genetics Pioneer will monetize DNA with Digital Currency
https://nebula.org/_nuxt/img/e69aff3.svgThe Gaurdian: Professor George Church Nebula Genomics Interview
https://nebula.org/_nuxt/img/1f3686a.svgFortune: Blockchain Genetic Testing Nebula
https://nebula.org/_nuxt/img/6d7b6f5.svgWired: These DNA Startups want to put all of you on the Blockchain
data:[...] Base64No alt attribute provided
...lic-images/brochure/[email protected]George Church
https://nebula.org/_nuxt/img/31c8aae.pngNo alt attribute provided
https://nebula.org/_nuxt/img/f11d9c5.pngNo alt attribute provided
...org/api/public-images/brochure/group.svgNebula Genomics logo
....org/api/public-images/brochure/gdpr.svggdpr compliant
https://nebula.org/_nuxt/img/b3106b8.pngaccepted payments
https://nebula.org/_nuxt/img/2270776.pngaccepted payments
...assets/20200528/intruder-light-badge.svgIntruder | An Effortless Vulnerability Scanner
https://nebula.org/_nuxt/img/ac33c37.pngDarkTrace
https://nebula.org/_nuxt/img/079f324.pngCrowdStrike
Video URLWidthHeight
...?enablejsapi=1&origin=https://nebula.org
https://www.youtube.com/embed/mF1WsNPib9c560355
https://www.youtube.com/embed/UnJIOj07vlQ560355
https://www.youtube.com/embed/8dI-O3RrU-Q560355

Page structure

H1 heading
(Critically important)
What does your DNA say about your health and ancestry?
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 What does your DNA say about your health and ancestry?
H2 What do you want to learn from Whole Genome Sequencing?
H2 Results That Speak For Themselves
H2 Our customers are curious about
The number of internal links is ok.
Every linktext is unique.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are too many external links (33) on this page.

Found links on this page

LinkAttributesAnchor text
https://nebula.org/IMG-ALT nebula-logo
https://nebula.org/DNA Test
https://dnacomplete.com/upload...External Upload DNA Data
https://dnacomplete.com/scienc...External Technology
https://blog.nebula.org/External Subdomain Blog
https://dnacomplete.com/about-us/External About Us
https://business.nebula.org/New window External Subdomain Business
https://portal.nebula.org/signupExternal Subdomain Register Kit
https://portal.nebula.org/loginExternal Subdomain Log In
https://dnacomplete.com/External Go To DNAComplete.com
https://www.technologyreview.c...New window External Subdomain IMG-ALT Good Housekeeping logo
https://www.technologyreview.c...New window External Subdomain IMG-ALT Technology Review Sequence your Genome and share it on the
https://www.nature.com/article...New window External Subdomain IMG-ALT Nature Journal
https://techcrunch.com/2018/02...New window External IMG-ALT Tech Crunch
https://www.cnbc.com/2018/02/0...New window External Subdomain IMG-ALT CNBC Harvard Genetics Pioneer will monetize DNA with Digital Currency
https://www.theguardian.com/sc...New window External Subdomain IMG-ALT The Gaurdian: Professor George Church Nebula Genomics Interview
https://fortune.com/2018/02/09...New window External IMG-ALT Fortune: Blockchain Genetic Testing Nebula
https://www.wired.com/story/th...New window External Subdomain IMG-ALT Wired: These DNA Startups want to put all of you on the Blockchain
https://dnacomplete.com/External 1/ Learn about your ancestry and find new relatives
https://dnacomplete.com/External 2/ Decode ALL your genes and identify mutations
https://dnacomplete.com/External 3/ Get full access to your genomic big data
https://dnacomplete.com/External 4/ Determine appropriate diet and supplementation
https://dnacomplete.com/External 5/ Find the right exercise plan to lose weight
https://dnacomplete.com/External 6/ Learn about the genetics of your mind, behavior, and personality
https://dnacomplete.com/External 7/ Use your genetic information to extend your life
https://dnacomplete.com/External 8/ Uncover your oral microbiome
https://dnacomplete.com/External 9/ Learn how genomic research applies to your test results
https://en.wikipedia.org/wiki/...New window External Subdomain George Church
https://www.amazon.com/Regenes...External Subdomain Regenesis: How Synthetic Biology Will Reinvent Nature and Ourselves
http://dnacomplete.com/External Go to DNAComplete.com
https://nebula.org/IMG-ALT Nebula Genomics logo
https://portal.nebula.org/regi...External Subdomain Text duplicate Register Kit
https://blog.nebula.org/External Subdomain Text duplicate Blog
https://portal.nebula.org/loginExternal Subdomain Text duplicate Log In
https://nebula.org/researchResearch
https://nebula.org/george-church/Team and Vision
/blog/nebula-customer-user-ter...Terms of Use
/blog/privacy-policy/Privacy Policy
/blog/cookie-policy/Cookie Policy
/blog/refund-and-cancellation-...Refund Policy
https://business.nebula.org/External Subdomain Text duplicate Business
https://nebula.org/contact/Contact Us
https://intruder.io/?utm_sourc...External IMG-ALT Intruder | An Effortless Vulnerability Scanner
A-TITLE An Effortless Vulnerability Scanner

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://nebula.org/"
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 excellent with 0.11 seconds.
The file size of the HTML document is fine (65 kB).

HTTP Response Header

NameValue
accept-rangesbytes
age32946
cache-controlpublic,max-age=0,must-revalidate
cache-status"Netlify Edge"; hit
content-encodingbr
content-typetext/html; charset=UTF-8
dateFri, 16 May 2025 00:49:34 GMT
etag"78e4e6bb2823080a1302f678338dc399-ssl-df"
serverNetlify
strict-transport-securitymax-age=31536000
varyAccept-Encoding
x-nf-request-id01JVB92RDPRZPDT66XG6N371GS
content-length12421
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 243 referring domains.
This page has 594 backlinks.
This page has backlinks from 217 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow:

Sitemap: https://nebula.org/sitemap.xml

Similar sites

Search preview

nebula.org
Nebula Genomics - 30x Whole Genome Sequencing - DNA Testing
Includes access to whole genome sequencing data, regurlarly updated reports, deep ancestry analysis, DNA exploration tools, and advanced privacy protection.

Most important keywords

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

KeywordResultRecheck
DNA74%Check
DNA Ancestry67%Check
DNA Sequencing66%Check
Genome63%Check
ancestry62%Check
Genome Sequencing62%Check
Nebula61%Check
Sequencing61%Check
DNA Test61%Check
Nebula Genomics55%Check
Show more keywords and terms

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