SEO report of spacetimetravel.org
Space Time Travel – Relativity Visualized
www.spacetimetravel.org/
Visualization of the theory of relativity: online articles, pictures, movies and paper models by Ute Kraus and Corvin Zahn (Universität Hildesheim ...
Tasks
- Make the site mobile device friendly.
- Avoid using deprecated HTML tags.
SEO
URL
Domain : www.spacetimetravel.org/
Character length : 24
Title
Space Time Travel – Relativity Visualized
Description
Visualization of the theory of relativity: online articles, pictures, movies and paper models by Ute Kraus and Corvin Zahn (Universität Hildesheim, Germany)
Keywords (meta keywords)
speed of light, visualization, relativity, black holes, space time,ray tracing,albert einstein, george gamow
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
Error! Hyphen (-) is a better solution than underscore (_) in the URLs
- http://www.spacetimetravel.org/.. /list_of_sectormodels.html ("Sector Models – Cut-out Sheets")
Search engine friendly URLs
Good! The website uses SEO friendly URLs.
Checking the robots.txt file
There is robots.txt file.
Social
Social Engagement
Linkedin1
Facebook Share0
Facebook Comments0
Content
Doctype
Missing doctype element
Encoding
Perfect! The character encoding is set: ISO-8859-1.
Language
We have found the language localisation: ”en”.
Title
Space Time Travel – Relativity Visualized
Character length : 47
Good! The title’s length is between 10 and 70 characters.
Character length : 47
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 31%
Good! The text / code ratio is between 25 and 70 percent.
Good! The text / code ratio is between 25 and 70 percent.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
|---|---|---|---|---|---|
| 3 | 9 | 3 | 0 | 0 | 0 |
Heading structure in the source code
- <H1> Space Time Travel
- <H1> Relativity visualized
- <H2> News
- <H2> Overview
- <H3> Visualization of special relativity
- <H3> Visualization of general relativity
- <H3> Student lab on relativistic physics
- <H2> Project description and teaching philosophy
- <H2> Miscellaneous
- <H1> Content
- <H2> Visualization of special relativity
- <H2> Visualization of general relativity
- <H2> Model experiments on the general theory of relativity
- <H2> Student lab on relativistic physics
- <H2> Multi-focus contributions
Word cloud
- relativity21
- theory11
- speed9
- relativistic9
- light8
- models8
- visualization8
- teaching8
- general8
- physics7
- site7
- overview7
- gravitational6
- experiments6
- special6
- lab5
- student5
- effects5
- main5
- motion4
- experience4
- see4
- flight4
- waves4
- hildesheim4
- article4
- nearly4
- black4
- new4
- news4
- time4
- travel4
- like3
- part3
- objects3
- copyright3
- detection3
- waveforms3
- corvin3
- everyday3
- deflection3
- zahn3
- kraus3
- hole3
- project3
- university3
- english3
- images3
- visual3
- ute3
- visualizations3
- know2
- einstein2
- contribution2
- life2
- simulation2
- next2
- near2
- articles2
- used2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| relativity | |||
| theory | |||
| speed | |||
| relativistic | |||
| light | |||
| models |
Two Word cloud
- relativistic physics4
- hildesheim university3
- corvin zahn3
- gravitational waves3
- black hole3
- experiments on waveforms2
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 39 images on this web page.
Alternate attributes for the following 28 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Alternate attributes for the following 28 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
- http://www.spacetimetravel.org/index_m.png
- gwave16_m.png
- http://www.spacetimetravel.org/galerie_k.png
- http://www.spacetimetravel.org/filme_k.png
- http://www.spacetimetravel.org/list_of_sectormodels_k.png
- http://www.spacetimetravel.org/lizenz_k.png
- http://www.spacetimetravel.org/faq_k.png
- http://www.spacetimetravel.org/bewegung_k.png
- http://www.spacetimetravel.org/fussball_k.png
- http://www.spacetimetravel.org/tompkins_k.png
- http://www.spacetimetravel.org/rad_k.png
- http://www.spacetimetravel.org/sphere_k.png
- http://www.spacetimetravel.org/tuebingen_k.png
- http://www.spacetimetravel.org/aur_k.png
- http://www.spacetimetravel.org/beschleunigt_k.png
- http://www.spacetimetravel.org/relaflug_k.png
- http://www.spacetimetravel.org/reiseziel_k.png
- http://www.spacetimetravel.org/expeditionsl_k.png
- http://www.spacetimetravel.org/wurmlochflug_k.png
- http://www.spacetimetravel.org/licht_k.png
- http://www.spacetimetravel.org/einsteinring_k.png
- http://www.spacetimetravel.org/isl_k.png
- http://www.spacetimetravel.org/xpulsar06_k.png
- http://www.spacetimetravel.org/ssm_k.png
- http://www.spacetimetravel.org/sectormodels1_k.png
- http://www.spacetimetravel.org/aur16_k.png
- http://www.spacetimetravel.org/gwave16_k.png
- http://www.spacetimetravel.org/ejpvis_k.png
Readability
Flesch–Kincaid Grade Level
9.00
Flesch Reading Ease
45.80
Coleman Liau Index
12.00
Automated Readability Index (ARI)
7.20
Dale–Chall Readability
6.40
SMOG Index
11.30
Spache Readibility
5.00
Number of letters
4951
Number of words
956
Number of sentences
112
Average words per sentences
9
Number of syllables
1722
Syllables in words
1697
Average syllables in words
1.80
Number of words in first three syllables
222
Percentage of word / syllables
23.22
Words not in Dale-Chall easy-word list
362
Words not in Spache easy-word list
207
Technologies
Mobile optimization
Mobilnezet ellenorzes - warning
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Redirection (www / not www)
Good! The web address is accessible only in one version. The version without www is redirected to the version with www.
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
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
496 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.
- http://www.spacetimetravel.org/tempolimit.css
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 55 different links.
Internal links: 46
External links: 9
Internal links: 46
External links: 9
External links:
| Link text (anchor) | Link strength |
|---|---|
| Deutsch | |
| Ute Kraus | |
| Corvin Zahn | |
| Institut für Physik, Universität Hildesheim, Germany | |
| www.tempolimit-lichtgeschwindigkeit.de | |
| http://www.facebook.com/.. /&t=Space+Time+Travel&_fb_noscript=1 | |
| https://plus.google.com/share?url=http://www.spacetimetravel.org | |
| http://digg.com/.. /&title=Space+Time+Travel | |
| http://www.stumbleupon.com/.. /&title=Space+Time+Travel |
Internal links:
| Link text (anchor) | Link strength |
|---|---|
| Next | |
| site map | |
| contact | |
| Overview | |
| News | |
| FAQ | |
| http://www.spacetimetravel.org/news.xml | |
| Gravitational Waves: Models and Experiments on Waveforms, Effects and Detection | |
| news archive | |
| Overview visualization of special relativity | |
| Overview visualization of general relativity | |
| Overview student lab on relativistic physics | |
| Project description and teaching philosophy | |
| Gallery – Free Images | |
| Film Index | |
| Sector Models – Cut-out Sheets | |
| Copyright | |
| Frequently asked questions | |
| overview | |
| long table of contents | |
| Motion near the cosmic speed limit | |
| The Ball is Round | |
| Sights that Einstein could not yet see - visualization of relativistic effects | |
| Rolling Wheels | |
| Brightness and color of rapidly moving objects: The visual appearance of a large sphere revisited | |
| Through the city at nearly the speed of light | |
| Visual observations in high speed flight | |
| Accelerated motion | |
| Relativistic Flight through a Lattice | |
| Destination Black Hole | |
| Step by Step into a Black Hole | |
| Flight through a Wormhole | |
| Light Deflection Near Neutron Stars | |
| The "Real" Einstein Ring | |
| Interactive Black Hole | |
| Röntgenpulsare | |
| Four-dimensional ray traycing in a curved spacetime | |
| Sector Models - A Toolkit for Teaching General Relativity. Part 1: Curved Spaces and Spacetimes | |
| Teaching gravitational light deflection | |
| Gravitational Waves: Models and Experiments on Waveforms, Effects and Detection | |
| First-person visualizations of the special and general theory of relativity | |
| Contact | |
| Survey | |
| Ute Kraus | |
| Corvin Zahn | |
| About Us |
Website security
IP
147.172.249.8
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.
Icons
Favicon
Error! No favicon is found. Using favicon helps to build a better brand quicker.
Order of Heading elements on mobile by position
- H1 : Space Time Travel, ( 35px from top )
- H1 : Relativity visualized, ( 355px from top )
- H1 : Content, ( 355px from top )
- H2 : Visualization of special relativity, ( 520.40625px from top )
Typos
pacetimetravel.org, sqpacetimetravel.org, qpacetimetravel.org, swpacetimetravel.org, wpacetimetravel.org, sepacetimetravel.org, epacetimetravel.org, szpacetimetravel.org, zpacetimetravel.org, sxpacetimetravel.org, xpacetimetravel.org, scpacetimetravel.org, cpacetimetravel.org, sacetimetravel.org, spoacetimetravel.org, soacetimetravel.org, splacetimetravel.org, slacetimetravel.org, sp0acetimetravel.org, s0acetimetravel.org, sp-acetimetravel.org, s-acetimetravel.org, spacetimetravel.org, sacetimetravel.org, sp_acetimetravel.org, s_acetimetravel.org, spcetimetravel.org, spaqcetimetravel.org, spqcetimetravel.org, spawcetimetravel.org, spwcetimetravel.org, spazcetimetravel.org, spzcetimetravel.org, spacetimetravel.org, spcetimetravel.org, spaxcetimetravel.org, spxcetimetravel.org, spascetimetravel.org, spscetimetravel.org, spaetimetravel.org, spacxetimetravel.org, spaxetimetravel.org, spacsetimetravel.org, spasetimetravel.org, spacetimetravel.org, spaetimetravel.org, spacdetimetravel.org, spadetimetravel.org, spacfetimetravel.org, spafetimetravel.org, spacvetimetravel.org, spavetimetravel.org, spac etimetravel.org, spa etimetravel.org, spactimetravel.org, spacewtimetravel.org, spacwtimetravel.org, spacestimetravel.org, spacstimetravel.org, spacetimetravel.org, spactimetravel.org, spacedtimetravel.org, spacdtimetravel.org, spaceftimetravel.org, spacftimetravel.org, spacertimetravel.org, spacrtimetravel.org, space3timetravel.org, spac3timetravel.org, space4timetravel.org, spac4timetravel.org, spaceimetravel.org, spacetrimetravel.org, spacerimetravel.org, spacetfimetravel.org, spacefimetravel.org, spacetgimetravel.org, spacegimetravel.org, spacethimetravel.org, spacehimetravel.org, spacetyimetravel.org, spaceyimetravel.org, spacet5imetravel.org, space5imetravel.org, spacet6imetravel.org, space6imetravel.org, spacetmetravel.org, spacetiumetravel.org, spacetumetravel.org, spacetijmetravel.org, spacetjmetravel.org, spacetimetravel.org, spacetmetravel.org, spacetilmetravel.org, spacetlmetravel.org, spacetiometravel.org, spacetometravel.org, spaceti8metravel.org, spacet8metravel.org, spaceti9metravel.org, spacet9metravel.org, spaceti*metravel.org, spacet*metravel.org, spacetietravel.org, spacetimnetravel.org, spacetinetravel.org, spacetimhetravel.org, spacetihetravel.org, spacetimetravel.org, spacetietravel.org, spacetimjetravel.org, spacetijetravel.org, spacetimketravel.org, spacetiketravel.org, spacetimletravel.org, spacetiletravel.org, spacetim etravel.org, spaceti etravel.org, spacetimtravel.org, spacetimewtravel.org, spacetimwtravel.org, spacetimestravel.org, spacetimstravel.org, spacetimetravel.org, spacetimtravel.org, spacetimedtravel.org, spacetimdtravel.org, spacetimeftravel.org, spacetimftravel.org, spacetimertravel.org, spacetimrtravel.org, spacetime3travel.org, spacetim3travel.org, spacetime4travel.org, spacetim4travel.org, spacetimeravel.org, spacetimetrravel.org, spacetimerravel.org, spacetimetfravel.org, spacetimefravel.org, spacetimetgravel.org, spacetimegravel.org, spacetimethravel.org, spacetimehravel.org, spacetimetyravel.org, spacetimeyravel.org, spacetimet5ravel.org, spacetime5ravel.org, spacetimet6ravel.org, spacetime6ravel.org, spacetimetavel.org, spacetimetreavel.org, spacetimeteavel.org, spacetimetrdavel.org, spacetimetdavel.org, spacetimetrfavel.org, spacetimetfavel.org, spacetimetrgavel.org, spacetimetgavel.org, spacetimetr4,avel.org, spacetimet4,avel.org, spacetimetrtavel.org, spacetimettavel.org, spacetimetr5avel.org, spacetimet5avel.org
More Sites
- Title: CEVA Computer Corporation
- Description: We buy, sell, lease, and repair Unisys, EMC, and Storagetek equipment.
- Internet Protocol (IP) address: 198.101.55.144
- Tech:
- Analytic
- Google Analytics
- Other
- CSS (Cascading Style Sheets)
- Google Font API
- Html (HyperText Markup Language)
- Javascript
- Php (Hypertext Preprocessor)
- Analytic
- Title: CFO Knowledge Bank
- Description: CFO Knowledge Bank - A place where small business owners, vendors and experts come together to explore problems and solutions to financial issues faced by small business.
- Sites loading time: 2456
- Internet Protocol (IP) address: 65.39.205.57
- Javascript total size: 489.94KB
- CSS total size: 296.62KB
- Image total size: 115.04KB
- Total size: 954.10KB
- Tech:
- Other
- CSS (Cascading Style Sheets)
- Html (HyperText Markup Language)
- Javascript
- Lightbox
- Php (Hypertext Preprocessor)
- SVG (Scalable Vector Graphics)
- Other
- Title: Home - REAL ESTATE 3D VIEWS
- Description:
- Sites loading time: 15127
- Internet Protocol (IP) address: 69.89.31.101
- Javascript total size: 245.53KB
- CSS total size: 199.51KB
- Image total size: 50.00B
- Total size: 649.05KB
- Tech:
- CMS
- Wordpress CMS
- Other
- CSS (Cascading Style Sheets)
- Font Awesome
- Gravatar
- Html (HyperText Markup Language)
- Iframe
- Javascript
- jQuery
- Php (Hypertext Preprocessor)
- Pingback
- SVG (Scalable Vector Graphics)
- CMS
- Title: cheeprentals.com
- Description:
- Internet Protocol (IP) address: 176.74.176.187
- Tech:
- Other
- Html (HyperText Markup Language)
- Javascript
- Php (Hypertext Preprocessor)
- Other
- Title: Программа "МЕГАИНВЕСТ"
- Description: Программа
- Internet Protocol (IP) address: 141.8.193.30
- Tech:
- CMS
- Wordpress CMS
- Other
- CSS (Cascading Style Sheets)
- Google Font API
- Html (HyperText Markup Language)
- Html5
- Javascript
- jQuery
- jQuery UI
- Php (Hypertext Preprocessor)
- Pingback
- Revslider
- Shortcodes
- CMS
- Title: Lief Boutique Saigon – Nestled in a peaceful alley close to the heart of the city, Lief Boutique Saigon has been consistently rated one of the best city's gems. With a young and dynamic team, we aim to capture the essence of our culture and sim
- Description:
- Internet Protocol (IP) address: 181.224.157.21
- Tech:
- CMS
- Wordpress CMS
- CDN
- BootstrapCDN
- Maxcdn
- Other
- CSS (Cascading Style Sheets)
- Font Awesome
- Google Font API
- Html (HyperText Markup Language)
- Html5
- Iframe
- Javascript
- jQuery
- jQuery Validate
- jQuery UI
- Lightbox
- Php (Hypertext Preprocessor)
- Pingback
- SVG (Scalable Vector Graphics)
- CMS
- Title: 叶面肥|复混肥料|蔬菜专用冲施肥|河北施普丰肥业有限公司
- Description: 河北施普丰肥业有限公司是国家工商行政管理部门批准注册的集科研、生产、销售为一体的现代农业科技型企业，中国农业产业化龙头企业协会会员单位，公司坐落在冀南平原，与晋、鲁、豫三省交界，面临邯临公路，四周有大广、京珠、青兰、青银、邢临等高速公路，交通十分便利；公司占地30000余平方米，拥有全套复合肥、有机肥、冲施肥生产线，化验、检测设备齐全，技术力量雄厚。rn公司主要产品有：复合肥、复混肥、有机肥、冲施肥、叶面肥等，包括玉米、小麦、大豆、花生、棉花、蔬菜、果树等作物专用肥料，还可以根据各级农业部门及客户提出的配方订单生产。rn公司建立了完善的服务机制，专心于售后服务，做造福农业的事，产农民满意的肥。rn质量是企业的生命，丰收是我们共同的心愿，在绿色农业发展的广阔大道上，让我们许下一个硕果累累的诺言！rn公司董事长兼总经理朱有民先生，愿新朋老友在新的一年里，继续携手合作，实现资源共享，关注三农，立足三农，服务三农，在中国现代农业腾飞的进程中，发挥更大更持久的作用！
- Internet Protocol (IP) address: 122.0.64.14
- Tech:
- Other
- CSS (Cascading Style Sheets)
- Html (HyperText Markup Language)
- Javascript
- Other
- Title: Woi-Tech
- Description:
- Internet Protocol (IP) address: 160.153.16.8
- Tech:
- CMS
- Wordpress CMS
- Other
- CSS (Cascading Style Sheets)
- Html (HyperText Markup Language)
- Html5
- CMS
- Title: Zencleaningfm.com
- Description: Find Cash Advance, Debt Consolidation and more at Zencleaningfm.com. Get the best of Insurance or Free Credit Report, browse our section on Cell Phones or learn about Life Insurance. Zencleaningfm.com is the site for Cash Advance.
- Internet Protocol (IP) address: 8.5.1.51
- Tech:
- Analytic
- Google Analytics
- Advertisement
- Google Adsense
- Other
- CSS (Cascading Style Sheets)
- Html (HyperText Markup Language)
- Javascript
- jQuery
- Php (Hypertext Preprocessor)
- Analytic
- Title: Home
- Description:
- Internet Protocol (IP) address: 52.48.232.34
- Tech:
- CDN
- BootstrapCDN
- CloudFront
- Maxcdn
- Other
- CSS (Cascading Style Sheets)
- Flexslider
- Font Awesome
- Html (HyperText Markup Language)
- Html5
- Javascript
- jQuery ScrollTo
- CDN