Generic-mapping-tools.org - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
59% 
Page structure
79% 
Link structure
93% 
Server
96% 
External factors
100% 
SEO Score
Response time
0.47 s
File size
16.50 kB
Words
475
Media files
14
Number of links
18 internal / 27 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
The Generic Mapping Tools
The length of the page title is perfect. (246 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
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 prev meta tag on this page.
Rel next URL https://www.generic-mapping-tools.org/about/index.html
The rel next and prev tags are set correctly.
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=1.0, maximum-scale=1
apple-mobile-web-app-capableyes
langen
twitter:cardsummary
twitter:imagehttps://www.generic-mapping-tools.org/_static/gmt-logo.jpg
twitter:titleThe Generic Mapping Tools
twitter:descriptionThe swiss army knife of geoscience
og:titleThe Generic Mapping Tools
og:typewebsite
og:urlhttps://www.generic-mapping-tools.org
og:site_nameThe Generic Mapping Tools
og:imagehttps://www.generic-mapping-tools.org/_static/gmt-logo.jpg
og:descriptionThe swiss army knife of geoscience
X-UA-CompatibleIE=edge,chrome=1
nextabout/index.html
charsetutf-8

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Page quality

Content
(Critically important)
There are only 475 words on this page. Good pages should have about 800 words of useful content.
36% 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.
12 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 19.47 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
Multiple viewport tags are given. There should only be one.
No Apple touch icon is specified.
A viewport "width=device-width, initial-scale=1.0" is provided.
Bold and strong tags
(Somewhat important)
The amount of tags is very high (14). We recommend using a maximum of 10 tags for this page.
Image SEO
(Somewhat important)
11 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
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
/_static/gmt-logo.pngNo alt attribute provided
/_static/figures/lithospheric-age.pngNo alt attribute provided
/_static/figures/example_49.jpgNo alt attribute provided
/_static/figures/alexander.jpgNo alt attribute provided
/_static/figures/example_08.jpgNo alt attribute provided
/_static/figures/example_07.jpgNo alt attribute provided
/_static/figures/example_28.jpgNo alt attribute provided
/_static/figures/example_09.jpgNo alt attribute provided
/_static/languages.svgNo alt attribute provided
...elease/GenericMappingTools/gmt?label=GMTGMT GitHub release (latest by date)
.../GenericMappingTools/GMT.jl?label=GMT.jlGMT.jl GitHub release (latest by date)
...se/GenericMappingTools/pygmt?label=PyGMTPyGMT GitHub release (latest by date)
/_static/soest-logo.pngNo alt attribute provided
/_static/nsf-logo.pngNo alt attribute provided

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H2 A toolbox for Earth, Ocean, and Planetary Science
H2 Publication quality figures and animations
H2 C, MATLAB, Julia, Python
H2 News
H2 Upcoming workshops
H2 Latest releases
Some anchor texts are used more than once.
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 (27) on this page.

Found links on this page

LinkAttributesAnchor text
/Home
/about/About
/download/Download
/mirrors/Mirrors
/cite/Citing
/documentation/Documentation
/projects/Ecosystem
/workshops/Workshops
https://github.com/GenericMapp...New window External Try Online!
A-TITLE Try Online
https://forum.generic-mapping-...New window External Subdomain Forum
A-TITLE Forum
https://github.com/GenericMapp...New window External A-TITLE GitHub
https://www.youtube.com/c/TheG...New window External Subdomain A-TITLE YouTube
https://www.instagram.com/gene...New window External Subdomain A-TITLE Instagram
https://www.gnu.org/licenses/l...New window External Subdomain LGPL
https://forum.generic-mapping-...New window External Subdomain GMT Community Forum
/projects/Subdomain Anchor GMT interfaces
/documentationText duplicate Documentation
/citeciting GMT
https://docs.generic-mapping-t...New window External Subdomain No Text
https://commons.wikimedia.org/...New window External Subdomain No Text
https://docs.generic-mapping-t...New window External Subdomain No Text
https://docs.generic-mapping-t...New window External Subdomain No Text
https://docs.generic-mapping-t...New window External Subdomain No Text
https://docs.generic-mapping-t...New window External Subdomain No Text
/Anchor Previous
/Anchor Next
/projectsText duplicate Ecosystem
https://github.com/GenericMapp...New window External GenericMappingTools account
https://www.agu.org/Honor-and-...External Subdomain Greg Leptoukh
https://www.egu.eu/awards-meda...External Subdomain Ian McHarg Medal
https://www.youtube.com/playli...External Subdomain GMT YouTube channel
https://doi.org/10.1029/2019GC...External 2019 paper on GMT
/remote-datasets/Subdomain remote dataset documentation
/newsmore »
/workshopsText duplicate more »
https://github.com/GenericMapp...New window External IMG-ALT GMT GitHub release (latest by date)
https://github.com/GenericMapp...New window External IMG-ALT GMT.jl GitHub release (latest by date)
https://github.com/GenericMapp...New window External IMG-ALT PyGMT GitHub release (latest by date)
/downloadText duplicate more »
http://sphinx-doc.org/External Sphinx
https://github.com/GenericMapp...External GenericMappingTools/website
https://www.soest.hawaii.edu/External Subdomain School of Ocean and Earth Science and Technology
https://www.nsf.gov/External Subdomain National Science Foundation
https://www.soest.hawaii.edu/External Subdomain No Text
https://www.nsf.gov/External Subdomain No Text

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.generic-mapping-tools.org/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time of 0.47 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
The file size of the HTML document is fine (17 kB).

HTTP Response Header

NameValue
serverGitHub.com
content-typetext/html; charset=utf-8
last-modifiedWed, 08 Jan 2025 13:33:40 GMT
access-control-allow-origin*
strict-transport-securitymax-age=31556952
etagW/"677e7eb4-4211"
expiresSun, 09 Mar 2025 10:50:30 GMT
cache-controlmax-age=600
content-encodinggzip
x-proxy-cacheMISS
x-github-request-id7AF5:342A8F:14AA2A1:14DDF30:67CD701E
accept-rangesbytes
age0
dateSun, 09 Mar 2025 15:42:41 GMT
via1.1 varnish
x-served-bycache-fra-eddf8230148-FRA
x-cacheHIT
x-cache-hits0
x-timerS1741534962.742287,VS0,VE104
varyAccept-Encoding
x-fastly-request-idf870cb587864af8de90a5a3bd33957f54240b0d9
content-length4449
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 446 referring domains.
This page has 1,608 backlinks.
This page has backlinks from 324 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

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            www.generic-mapping-tools.org
The Generic Mapping Tools


Most important keywords

            
Following keywords were found. You can check the keyword optimization of this page for each keyword.
KeywordResultRecheck
Generic59%Check
Mapping59%Check
Tools59%Check
mapping tools59%Check
Generic Mapping Tools59%Check
GMT43%Check
MATLAB43%Check
Python43%Check
Workshops43%Check
Julia43%Check
  
      Show more keywords and terms  
            

                

                    
                    

                        
                    

                    

                        
                    

                

            

            
                    

                

            


                    

            

                

                    

                    

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