Unicorn-engine.org - SEO Checker

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Overview of the SEO Check
Meta information
83% 
Page quality
59% 
Page structure
74% 
Link structure
75% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.32 s
File size
23.00 kB
Words
1896
Media files
5
Number of links
47 internal / 31 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Unicorn – The Ultimate CPU emulator
The length of the page title is perfect. (336 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The Ultimate CPU emulator
The meta description is too short. (171 pixels out of 1000 max pixel length) Optimize description
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)
The favicon is linked correctly.

Meta tags

NameValue
go-importunicorn-engine.org git https://github.com/unicorn-engine/unicorn/bindings/go/unicorn
viewportwidth=device-width, initial-scale=1.0, maximum-scale=1.0
descriptionThe Ultimate CPU emulator
authorUnicorn
msapplication-TileColor#ffffff
msapplication-TileImage/ms-icon-144x144.png
theme-color#ffffff
og:descriptionThe Ultimate CPU emulator
Content-Typetext/html; charset=UTF-8
X-UA-CompatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
There are 10 text duplicates on this page:
  • Duplicate 1: The source code & precompiled binaries are available in the Download s...
  • Duplicate 2: We also wish to express our sincere gratitude to all contributors, who...
  • Duplicate 3: What is next now? Let us look forward to the next major update: Unicor...
  • Duplicate 4: The source code & precompiled binaries are available in the download s...
This page contains 1896 words. That's ok.
37.3% 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.
42 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
The average number of words per sentence of 15.22 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1.0, maximum-scale=1.0" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The following tag is repeated too often: powerpc
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
/images/catena.pngNo alt attribute providedUnicorn sponsor
/images/grayshift.pngNo alt attribute providedUnicorn sponsor
/images/unicorn.pngNo alt attribute provided
/images/unicorn-trophy.jpgNo alt attribute provided
/images/unicorn.pngNo alt attribute provided

Page structure

H1 heading
(Critically important)
Unicorn
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (7 characters). It should be at least 20 Characters long.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Unicorn
H2 Asian Star 10x10 Award
H2 Version 2.0.1
H2 Version 2.0.0
H2 Unicorn2
H2 Version 1.0.3
H2 Version 1.0.2
H2 Version 1.0.1
H2 Version 1.0
H2 First public release!
H2 Beta-test phase begin!
H2 Call for beta test!
H2 BlackHat USA 2015 presentation
H2 Website launched!
Some anchor texts are used more than once.
There are 3 links with a trivial 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 too many external links (31) on this page.

Found links on this page

LinkAttributesAnchor text
https://catenacyber.fr/External No Text
https://www.grayshift.com/External Subdomain No Text
https://www.unicorn-engine.org/No Text
https://www.unicorn-engine.org/Unicorn
https://www.xandora.io/opensourceExternal Subdomain Service
/downloadDownload
/docsDocs
/showcaseShowcase
/contactContact
/BHUSA2015-unicorn.pdfBlackHat USA 2015 slides
http://www.qemu.org/External Subdomain QEMU
/docs/beyond_qemu.htmla lot more to offer
/AwardAsian Star 10x10 Award
https://asiastar10x10.kr-asia....External Subdomain URL anchor text
https://asiastar10x10.kr-asia.com/awardees-2022/
/Version-2.0.1Version 2.0.1
/changelog/ChangeLog
/download/Text duplicate Download
/docs/Documentation
/Version-2.0.0Version 2.0.0
https://github.com/unicorn-eng...External Changelog
https://github.com/unicorn-eng...External sample codes
https://github.com/unicorn-eng...External Github
https://github.com/unicorn-eng...External COMPILE.md
/contactcontact
/Unicorn2-betaUnicorn2
/blackhat2015Blackhat USA 2015
/showcasevarious innovative work
https://github.com/unicorn-eng...External dev branch
https://github.com/unicorn-eng...External Text duplicate COMPILE.md
https://github.com/unicorn-eng...External bindings
/contactText duplicate contact
/Version-1.0.3Version 1.0.3
/changelog/Text duplicate ChangeLog
/download/Text duplicate Download
/docs/Text duplicate Documentation
https://github.com/unicorn-eng...External Unicorn 2
/contactText duplicate contact
/Version-1.0.2Version 1.0.2
/changelog/Text duplicate ChangeLog
/download/Text duplicate Download
/docs/Text duplicate Documentation
https://catenacyber.fr/External CatenaCyber
https://www.grayshift.com/External Subdomain Grayshift
https://www.google.com/about/a...External Subdomain Google Patch Rewards
https://github.com/unicorn-eng...External Text duplicate Unicorn 2
/contactText duplicate contact
/Version-1.0.1Version 1.0.1
/download/download
/docs/documentation
/docs/tutorial.htmlSubdomain Trivial anchor text
here
https://github.com/stievie/Uni...External Pascal
https://github.com/ekse/unicor...External Rust
https://metacpan.org/pod/Unico...External Perl
/Version-1.0Version 1.0
/download/Text duplicate download
/docs/Text duplicate documentation
/docs/tutorial.htmlSubdomain Text duplicate Trivial anchor text
here
https://github.com/stievie/Uni...External Text duplicate Pascal
https://github.com/ekse/unicor...External Text duplicate Rust
https://metacpan.org/pod/Unico...External Text duplicate Perl
/Version-0.9First public release!
/download/Text duplicate download
/docs/Text duplicate documentation
/docs/tutorial.htmlSubdomain Text duplicate Trivial anchor text
here
/beta-startBeta-test phase begin!
/betaCall for beta test!
https://www.blackhat.com/us-15...External Subdomain Anchor BlackHat USA 2015 security conference
/BHUSA2015-unicorn.pdfPDF format
/contact/email us
/blackhat2015BlackHat USA 2015 presentation
https://www.blackhat.com/us-15...External Subdomain Anchor BlackHat USA 2015 talk
http://dpaste.com/0533J4MExternal Python
http://dpaste.com/225EPFTExternal C language
/launchWebsite launched!
http://www.freelists.org/list/...External Subdomain mailing list
https://www.twitter.com/unicor...External Subdomain Twitter
https://github.com/unicorn-eng...External No Text
https://www.twitter.com/unicor...External Subdomain No Text

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.unicorn-engine.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 0.32 seconds.
The file size of the HTML document is fine (23 kB).

HTTP Response Header

NameValue
serverGitHub.com
content-typetext/html; charset=utf-8
last-modifiedWed, 18 Oct 2023 07:34:12 GMT
access-control-allow-origin*
etagW/"652f8a74-5c2a"
expiresSat, 29 Mar 2025 04:34:16 GMT
cache-controlmax-age=600
content-encodinggzip
x-proxy-cacheMISS
x-github-request-id2B07:3FDE0B:316A0B2:31DE96A:67E775EF
accept-rangesbytes
age0
dateSat, 29 Mar 2025 14:37:19 GMT
via1.1 varnish
x-served-bycache-fra-eddf8230109-FRA
x-cacheHIT
x-cache-hits0
x-timerS1743259040.704879,VS0,VE108
varyAccept-Encoding
x-fastly-request-id4bf7ace7d3cf136445ec774ed9c39f3e67ca5326
content-length6931
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 234 referring domains.
This page has 1,608 backlinks.
This page has backlinks from 201 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

Sitemap: https://www.unicorn-engine.org/sitemap.xml

Similar sites

Search preview

www.unicorn-engine.org
Unicorn – The Ultimate CPU emulator
The Ultimate CPU emulator

Most important keywords

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

KeywordResultRecheck
Unicorn86%Check
Unicorn Engine67%Check
see Unicorn62%Check
Unicorn project62%Check
Unicorn made62%Check
CPU58%Check
emulator58%Check
Ultimate58%Check
CPU emulator58%Check
ultimate CPU emulator58%Check
Show more keywords and terms

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