Virtuallight.de - SEO Checker

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Overview of the SEO Check
Meta information
75% 
Page quality
65% 
Page structure
58% 
Link structure
0% 
Server
45% 
External factors
23% 
SEO Score
Response time
0.01 s
File size
35.50 kB
Words
2166
Media files
7
Number of links
0 internal / 90 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Numerical Methods for Seismic Wave Propagation on Regional and Global Scales
The page title should be shorter than 580 pixels. It is 734 pixels long. Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
Homepage of Gunnar Jahnke, Finite Difference, (FD) Methods for Global Seismic Wave Propagation
The length of the meta description is perfect. (619 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
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 character encoding is not specified in the HTTP header.
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
DescriptionHomepage of Gunnar Jahnke, Finite Difference, (FD) Methods for Global Seismic Wave Propagation
KEYWORDSHomepage,Gunnar Jahnke,Seismic Wave Propagation,FD,Finite Difference,Global,Simulation
AuthorGunnar Jahnke
GENERATORMozilla/4.76 [en] (X11; U; SunOS 5.8 sun4u) [Netscape]
Content-Typetext/html; charset=UTF-8

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Page quality

Content
(Critically important)
These Typos were found:
  • commitee => committee
The average number of words per sentence of 7.49 words is low.
This page contains 2166 words. That's ok.
26.5% 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.
38 paragraphs were found on this page.
The text content is perfect.
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)
No viewpoint tag is provided.
No Apple touch icon is specified.
This page does not require any JavaScript files.
Bold and strong tags
(Somewhat important)
The amount of tags is very high (68). We recommend using a maximum of 43 tags for this page.
Some tags are too long. With 76 characters this one is longer than 70 characters:
"numerical methods for seismic wave propagation on regional and global scales"
The following tag is repeated too often: guided waves from sources outside faults: an indication for shallow fault zone structure?
Image SEO
(Somewhat important)
2 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)
The HTTPS protocol for secure data transmission is not used.

Media list

URLAlt attributeTitle
http://virtuallight.de/index_files/emil.pngNo alt attribute provided
/index_files/WebEarth.pngNo alt attribute provided
/index_files/regional_logo.gifSplit Fault Model
/index_files/global_psv_anim.gifAxi-Symmetric PSV Wave Propagation
/index_files/global_sh.gifAxi-Symmetric SH Wave Propagation
/index_files/pov_sketch.jpgCombined Axi-Symmetric and Full-3D Method (SH case)
/index_files/Plume_Hybrid.gif3D Section containing a low-velocity cylinder (plume)

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
There are no headings specified on the page. Headings are important for search engine optimization and help to structure your content.

Heading structure

No headings were found.
This page seems to be an entry page, because only very few links were found.
There are too many external links (90) on this page.

Found links on this page

LinkAttributesAnchor text
http://edoc.ub.uni-muenchen.de...External Subdomain Link to thesis
http://www.terraemotus.org/fz_...External Subdomain Trivial anchor text
here
http://www.geophysik.uni-muenc...External Subdomain Prof. Heiner Igel
http://www.geophysik.uni-muenc...External Subdomain Geophysics Section
http://earth.usc.edu/~ybzExternal Subdomain Yehuda Ben-Zion
http://www.terraemotus.org/PSV...External Subdomain Text duplicate Trivial anchor text
here
http://www.videolan.org/External Subdomain VLC media player
http://www.terraemotus.org/Hit...External Subdomain Hitachi SR8000
http://www.lrz-muenchen.de/External Subdomain Leibniz Rechenzentrum München
http://www.terraemotus.org/ind...External Subdomain Anchor poster presentation)
http://www.terraemotus.org/201...External Subdomain (PDF)
http://www.terraemotus.org/Tho...External Subdomain Text duplicate (PDF)
http://edoc.ub.uni-muenchen.de...External Subdomain Text duplicate (PDF)
http://www.terraemotus.org/Jah...External Subdomain Text duplicate (PDF)
http://www.terraemotus.org/GJI...External Subdomain No Text
http://www.terraemotus.org/FZP...External Subdomain Paper
http://www.terraemotus.org/FZ_...External Subdomain Movies
http://www.terraemotus.org/ige...External Subdomain Text duplicate (PDF)
http://www.terraemotus.org/Foh...External Subdomain Text duplicate (PDF)
http://www.terraemotus.org/ige...External Subdomain Text duplicate (PDF)
http://www.terraemotus.org/ige...External Subdomain (PDF
http://www.sciencedirect.com/s...External Subdomain HTML)
http://www.terraemotus.org/LRZ...External Subdomain Text duplicate (PDF)
http://www.terraemotus.org/ige...External Subdomain Text duplicate (PDF)
http://www.terraemotus.org/GRL...External Subdomain (Abstract)
http://www.terraemotus.org/Abs...External Subdomain Abstract
http://www.terraemotus.org/DGG...External Subdomain German Abstract
http://www.terraemotus.org/Tal...External Subdomain No Text
http://www.terraemotus.org/Abs...External Subdomain Text duplicate Abstract
http://www.terraemotus.org/Pos...External Subdomain No Text
http://www.terraemotus.org/Abs...External Subdomain Text duplicate Abstract
http://www.terraemotus.org/Pos...External Subdomain Poster
http://www.terraemotus.org/DGG...External Subdomain Text duplicate German Abstract
http://www.terraemotus.org/Pos...External Subdomain Text duplicate Poster
http://www.terraemotus.org/DKK...External Subdomain Text duplicate German Abstract
http://www.terraemotus.org/pic...External Subdomain Photo
http://www.terraemotus.org/ESC...External Subdomain Text duplicate Abstract
http://www.terraemotus.org/Pos...External Subdomain Text duplicate Poster
http://www.terraemotus.org/DGG...External Subdomain Text duplicate Abstract
http://www.terraemotus.org/Pos...External Subdomain Text duplicate Poster
http://www.terraemotus.org/Abs...External Subdomain Text duplicate (Abstract)
http://www.terraemotus.org/EGS...External Subdomain (Poster)
http://www.terraemotus.org/ACE...External Subdomain Text duplicate (PDF)
http://www.terraemotus.org/EGS...External Subdomain Text duplicate (PDF)
http://www.terraemotus.org/DGG...External Subdomain PDF
http://www.terraemotus.org/AGU...External Subdomain Text duplicate (PDF)
http://www.terraemotus.org/ACE...External Subdomain Text duplicate (PDF)
http://www.terraemotus.org/ACE...External Subdomain Text duplicate (Abstract)
http://www.terraemotus.org/ESC...External Subdomain Text duplicate (PDF)
http://www.terraemotus.org/DGG...External Subdomain HTML
http://www.terraemotus.org/AGU...External Subdomain Text duplicate (PDF)
http://www.terraemotus.org/DGG...External Subdomain Text duplicate Abstract
http://www.terraemotus.org/DGG...External Subdomain Text duplicate Poster
http://www.terraemotus.org/Hwa...External Subdomain Text duplicate (PDF)
http://www.terraemotus.org/Abs...External Subdomain Text duplicate (PDF)
http://www.terraemotus.org/Abs...External Subdomain Text duplicate (PDF)
http://www.terraemotus.org/Abs...External Subdomain Text duplicate (Abstract)
http://www.terraemotus.org/Tho...External Subdomain (Poster.png, 1.6MB)
http://www.terraemotus.org/Abs...External Subdomain Text duplicate (Abstract)
http://www.terraemotus.org/Tho...External Subdomain (Poster.png, 580kB)
http://www.terraemotus.org/Abs...External Subdomain Text duplicate (Abstract)
http://www.terraemotus.org/Abs...External Subdomain Text duplicate (Abstract)
http://www.terraemotus.org/Abs...External Subdomain Text duplicate (Abstract)
http://www.terraemotus.org/Sch...External Subdomain (Poster.png, 900kB)
http://garnero.asu.edu/researc...External Subdomain Homepage ASU Seismology Group
http://gcc.asu.edu/mthorne/External Subdomain Michael Thorne's Homepage
http://www.terraemotus.org/Dip...External Subdomain Text duplicate Abstract
http://www.terraemotus.org/dip...External Subdomain Roadmap
http://www.terraemotus.org/Gun...External Subdomain Thesis
http://www.terraemotus.org/Dig...External Subdomain Text duplicate (PDF)
http://geo80.geophysik.uni-fra...External Subdomain hier.
http://www.iris.edu/hq/gallery...External Subdomain SHAxi snapshot
http://www.terraemotus.org/Int...External Subdomain Introduction to Seismology
http://www.terraemotus.org/PSV...External Subdomain PSVaxiAnimation
http://www.focusterra.ethz.ch/...External Subdomain Focus Terra
http://web.utah.edu/thorne/ani...External Subdomain Animations of Earth and Moon quakes
http://www.terraemotus.org/HLR...External Subdomain 3-D Seismic Wave Propagation on a Global and Regional Scale: Earthquakes, Fault Zones, Volcanoes
http://www.terraemotus.org/HLR...External Subdomain Intermediate Report of High Performance Activities at the LRZ
http://www.terraemotus.org/LRZ...External Subdomain Overview of Research Projects on HLRB I
http://www.spice-rtn.org/External Subdomain SPICE
http://www.spice-rtn.org/libra...External Subdomain Code-Library
http://www.spice-rtn.org/libra...External Subdomain Global axi-symmetric SH code
http://www.terraemotus.org/ind...External Subdomain Anchor summary
http://www.terraemotus.org/ind...External Subdomain Anchor 6,7
http://www.terraemotus.org/ind...External Subdomain Anchor Text duplicate summary
http://www.terraemotus.org/ind...External Subdomain Anchor 6,7,8
http://www.terraemotus.org/ind...External Subdomain Anchor Text duplicate summary
http://www.terraemotus.org/ind...External Subdomain Anchor 2,3,4,5
http://www.terraemotus.org/ind...External Subdomain Anchor 4,5,6
http://www.terraemotus.org/Rad...External Subdomain Tutorial: Understanding seismic radiation patterns

Server configuration

HTTP redirects
(Critically important)
The checked page does not redirect to another URL.
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 is excellent with 0.01 seconds.
This page does not require any CSS files.
This page does not require any JavaScript files.
The file size of the HTML document is fine (36 kB).

HTTP Response Header

NameValue
dateSat, 11 May 2024 05:23:28 GMT
serverApache
last-modifiedTue, 16 Jul 2013 19:50:26 GMT
etag"8e01-4e1a649d39b80"
accept-rangesbytes
content-length36353
content-typetext/html
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
We didn't find any backlinks to this page.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

No valid Robots.txt file was found.

Similar sites

Search preview

virtuallight.de
Numerical Methods for Seismic Wave Propagation on Regional and Glob...
Homepage of Gunnar Jahnke, Finite Difference, (FD) Methods for Global Seismic Wave Propagation

Most important keywords

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

KeywordResultRecheck
Wave64%Check
Wave Propagation64%Check
method64%Check
Propagation63%Check
Global63%Check
Seismic Wave Propagation63%Check
Seismic62%Check
Methods62%Check
global seismic62%Check
Global Wave Propagation62%Check
Show more keywords and terms

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