SEO report of x-machines.net
Theory of X-Machines (X-Machines.Com) | index
www.x-machines.net/
Theory of X-Machines
Tasks
- Select one version of your site as main and make a redirect from other versions to that one.
- Avoid using deprecated HTML tags.
- Implement the viewport meta tag.
SEO
URL
Domain : www.x-machines.net/
Character length : 19
Title
Theory of X-Machines (X-Machines.Com) | index
Description
Theory of X-Machines
Keywords (meta keywords)
Theoretical Computer Science,Semantics of Computation,X-Machines,Automata,Stream X-Machine Testing,XM,SXM,AXM,Complete Behavioural Testing
Error! Using “meta keywords” is meaningless in a while.
Error! Using “meta keywords” is meaningless in a while.
Open Graph Protocol
Error! The website does not use the OG (Open Graph) protocol.
Dublin Core
Dublin Core is not used
Underscores in the URLs
Good! No underscore (_) found in the URLs.
Search engine friendly URLs
Good! The website uses SEO friendly URLs.
Checking the robots.txt file
The robots.txt file is missing!
Social
Social Engagement
No info found.
Content
Doctype
Missing doctype element
Encoding
Perfect! The character encoding is set: ISO-8859-1.
Language
Error! No language localization is found.
Title
Theory of X-Machines (X-Machines.Com) | index
Character length : 46
Good! The title’s length is between 10 and 70 characters.
Character length : 46
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 76%
Ooops! The text / HTML code ratio on the website is 70 percent. This value is too high! Search engines can easily mark this as a spammy content.
Ooops! The text / HTML code ratio on the website is 70 percent. This value is too high! Search engines can easily mark this as a spammy content.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
|---|---|---|---|---|---|
| 1 | 2 | 4 | 0 | 0 | 0 |
Heading structure in the source code
- <H3> HOME
- <H3> Theory of X-Machines
- <H3> Reference
- <H3> MOTIVE
- <H1> Home
- <H2> History
- <H2> Contents
Word cloud
- x-machines19
- x-machine19
- systems11
- sheffield8
- stannett8
- holcombe8
- model8
- theory8
- project6
- work6
- mike6
- sxmt6
- models5
- development5
- testability5
- laycock5
- motive5
- research5
- method5
- group5
- been5
- sxm4
- testing4
- ipate4
- began4
- all4
- home4
- years4
- time4
- variants4
- stream4
- important3
- developments3
- methods3
- known3
- basic3
- machine3
- between3
- phd3
- kirill3
- complete3
- university3
- under3
- object3
- new3
- recently3
- machines3
- language3
- function3
- question3
- languages3
- history3
- monoid3
- computational2
- turing2
- number2
- variant2
- generated2
- making2
- simons2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| x-machines | |||
| x-machine | |||
| systems | |||
| sheffield | |||
| stannett | |||
| holcombe |
Two Word cloud
- has been5
- regular languages2
- motive project2
- mike holcombe2
- tudor balanescu2
- x-machine theory2
404 Page
The website has a 404 error page.
Flash content
Good! The website does not have any flash contents.
Frame
Good! The website does not use iFrame solutions.
Images
We found 0 images on this web page.
Good! Every image has an alternative text attributes set on this website.
Good! Every image has an alternative text attributes set on this website.
Technologies
Mobile optimization
This website is optimal for mobile devices!
Deprecated HTML elements
Error! Deprecated HTML tags are used on this webpage. You should improve your website.
| Deprecated HTML tags | Occurrences |
|---|---|
| <center> | 1 |
| <font> | 22 |
Redirection (www / not www)
Error! The web address is accessible with and without www!
Deprecated HTML elements
Error! Deprecated HTML tags are used on this webpage. You should improve your website.
| Deprecated HTML tags | Occurrences |
|---|---|
| <center> | 1 |
| <font> | 22 |
Printability
Suggestion! Unfortunately, no printer-friendly CSS found.
Meta Tag (viewport tag, mobile devices)
Error! The meta tag named viewport is missing.
Speed test
Server response time
The server response time is fast enough.
Loading time
767 ms
Table layout
Error! Avoid using nested tables!
Render blocking resources
Good! No render blocking elements found!
Speed test – Javascript
Javascript
Good! Just a few javascript files are detected on the website.
File size of all javascript files combined
0.00
Javascript minifying
Great! The Javascript files are minified.
Speed test – CSS
CSS
Good! Just a few CSS files are used on this website.
File size of all css files combined
0.00
CSS minifying
Great! The CSS elements are minified.
Speed test – Compression
Uncompressed size of the of the HTML
0.00
Gzip compression
Your site uses compression.
Speed test – Browser cache
Browser cache
The browser cache is set correctly for all elements.
Speed test – Images
File size of all images combined
0.00
Image optimisation
All images are optimized.
Links
We found a total of 12 different links.
Internal links: 7
External links: 5
Internal links: 7
External links: 5
External links:
| Link text (anchor) | Link strength |
|---|---|
| The MOTIVE Project | |
| their group at City College | |
| COMX | |
| Tony Cowling | |
| MOTIVE Project |
Internal links:
| Link text (anchor) | Link strength |
|---|---|
| Physical Description | |
| When is a function X-computable? | |
| Monoids and X-machines | |
| Notation | |
| Bibliography | |
| MOTIVE | |
| History (this page) |
Website security
IP
198.49.72.98
External hidden links
Good! No hidden external links found
Looking for eval()
Good! No eval(bas64_decode()) scripts are found
Checking for XSS vulnerability
No XSS vulnerability found
Email encryption
Good! We have not found any unencrypted email addresses.
Sites on same ip
Icons
Favicon
Error! No favicon is found. Using favicon helps to build a better brand quicker.
Order of Heading elements on mobile by position
- H3 : HOME, ( 72px from top )
- H1 : Home, ( 72px from top )
- H2 : History, ( 120.859375px from top )
- H3 : Theory of X-Machines, ( 141.1875px from top )
- H3 : Reference, ( 384.375px from top )
- H3 : MOTIVE, ( 470.5625px from top )
Typos
-machines.net, xz-machines.net, z-machines.net, xa-machines.net, a-machines.net, xs-machines.net, s-machines.net, xd-machines.net, d-machines.net, xc-machines.net, c-machines.net, x -machines.net, -machines.net, xmachines.net, x-=machines.net, x=machines.net, x-_machines.net, x_machines.net, x-0machines.net, x0machines.net, x-+machines.net, x+machines.net, x-*machines.net, x*machines.net, x-9machines.net, x9machines.net, x-achines.net, x-mnachines.net, x-nachines.net, x-mhachines.net, x-hachines.net, x-machines.net, x-achines.net, x-mjachines.net, x-jachines.net, x-mkachines.net, x-kachines.net, x-mlachines.net, x-lachines.net, x-m achines.net, x- achines.net, x-mchines.net, x-maqchines.net, x-mqchines.net, x-mawchines.net, x-mwchines.net, x-mazchines.net, x-mzchines.net, x-machines.net, x-mchines.net, x-maxchines.net, x-mxchines.net, x-maschines.net, x-mschines.net, x-mahines.net, x-macxhines.net, x-maxhines.net, x-macshines.net, x-mashines.net, x-machines.net, x-mahines.net, x-macdhines.net, x-madhines.net, x-macfhines.net, x-mafhines.net, x-macvhines.net, x-mavhines.net, x-mac hines.net, x-ma hines.net, x-macines.net, x-machbines.net, x-macbines.net, x-machgines.net, x-macgines.net, x-machtines.net, x-mactines.net, x-machyines.net, x-macyines.net, x-machuines.net, x-macuines.net, x-machjines.net, x-macjines.net, x-machmines.net, x-macmines.net, x-machnines.net, x-macnines.net, x-machnes.net, x-machiunes.net, x-machunes.net, x-machijnes.net, x-machjnes.net, x-machines.net, x-machnes.net, x-machilnes.net, x-machlnes.net, x-machiones.net, x-machones.net, x-machi8nes.net, x-mach8nes.net, x-machi9nes.net, x-mach9nes.net, x-machi*nes.net, x-mach*nes.net, x-machies.net, x-machinbes.net, x-machibes.net, x-machinges.net, x-machiges.net, x-machinhes.net, x-machihes.net, x-machinjes.net, x-machijes.net, x-machinmes.net, x-machimes.net, x-machin es.net, x-machi es.net, x-machins.net, x-machinews.net, x-machinws.net, x-machiness.net, x-machinss.net, x-machines.net, x-machins.net, x-machineds.net, x-machinds.net, x-machinefs.net, x-machinfs.net, x-machiners.net, x-machinrs.net, x-machine3s.net, x-machin3s.net, x-machine4s.net, x-machin4s.net, x-machine.net, x-machinesq.net, x-machineq.net, x-machinesw.net, x-machinew.net, x-machinese.net, x-machinee.net, x-machinesz.net, x-machinez.net, x-machinesx.net, x-machinex.net, x-machinesc.net, x-machinec.net
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