Datavizcatalogue.com - SEO Checker

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Overview of the SEO Check
Meta information
96% 
Page quality
48% 
Page structure
58% 
Link structure
52% 
Server
45% 
External factors
100% 
SEO Score
Response time
0.12 s
File size
26.30 kB
Words
155
Media files
64
Number of links
72 internal / 2 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
The Data Visualisation Catalogue
The length of the page title is perfect. (300 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
A handy guide and library of different data visualization techniques, tools, and a learning resource for data visualization.
The length of the meta description is perfect. (734 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://datavizcatalogue.com/
There is a valid canonical link 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)
The alternate link to the page itself is missing.
An URL is specified multiple times in alternate links.
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
viewportwidth=device-width
descriptionA handy guide and library of different data visualization techniques, tools, and a learning resource for data visualization.
keywordsdata, data visualization, data visualisation, dataviz, infographic, information design
langen
charsetUTF-8

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Page quality

Content
(Critically important)
There are only 155 words on this page. Use at least 250 words to provide useful information.
No paragraphs were detected.
7.1% 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.
No placeholders texts or images were found.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 6 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
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/buttons/trigram.pngtrigram
/images/buttons/SVG/on/arc_diagram.svgdata visualization
/images/buttons/SVG/on/area_graph.svgdata visualization
/images/buttons/SVG/on/bar_graph.svgdata visualization
/images/buttons/SVG/on/box_plot.svgdata visualization
/images/buttons/SVG/on/brainstorm.svgdata visualization
/images/buttons/SVG/on/bubble_chart.svgdata visualization
/images/buttons/SVG/on/bubble_map.svgdata visualisation
/images/buttons/SVG/on/bullet_chart.svgdata visualisation
/images/buttons/SVG/on/calendar.svgdata visualization
...ges/buttons/SVG/on/candlestick_chart.svgdata visualisation
/images/buttons/SVG/on/chord_diagram.svgdata visualisation
/images/buttons/SVG/on/choropleth_map.svgdata visualization
/images/buttons/SVG/on/circle_packing.svgdata visualization
/images/buttons/SVG/on/connection_map.svgdata visualisation
/images/buttons/SVG/on/density_plot.svgdata visualisation
/images/buttons/SVG/on/donut_chart.svgdata visualization
/images/buttons/SVG/on/point_map.svgdata visualisation
/images/buttons/SVG/on/dot_matrix_chart.svgdata visualization
/images/buttons/SVG/on/error_bars.svgdata visualisation
/images/buttons/SVG/on/flow_chart.svgdata visualisation
/images/buttons/SVG/on/flow_map.svgdata visualization
/images/buttons/SVG/on/gantt_chart.svgdata visualisation
/images/buttons/SVG/on/heat_map.svgdata visualisation
/images/buttons/SVG/on/histogram.svgdata visualization
.../buttons/SVG/on/illustration_diagram.svgdata visualization
/images/buttons/SVG/on/kagi_chart.svgdata visualisation
/images/buttons/SVG/on/line_graph.svgdata visualization
/images/buttons/SVG/on/marimekko_chart.svgdata visualization
...es/buttons/SVG/on/multiset_bar_chart.svgdata visualization
/images/buttons/SVG/on/network_diagram.svgdata visualisation
...uttons/SVG/on/nightingale_rose_chart.svgdata visualisation
...tons/SVG/on/non_ribbon_chord_diagram.svgdata visualisation
/images/buttons/SVG/on/hikkake_pattern.svgdata visualisation
.../buttons/SVG/on/parallel_coordinates.svgdata visualisation
/images/buttons/SVG/on/parallel_sets.svgdata visualization
/images/buttons/SVG/on/pictogram_chart.svgdata visualization
/images/buttons/SVG/on/pie_chart.svgdata visualization
...uttons/SVG/on/point_and_figure_chart.svgdata visualisation
...es/buttons/SVG/on/population_pyramid.svgdata visualization
...ttons/SVG/on/proportional_area_chart.svgdata visualization
/images/buttons/SVG/on/radar_chart.svgdata visualization
/images/buttons/SVG/on/radial_bar_chart.svgdata visualization
...s/buttons/SVG/on/radial_column_chart.svgdata visualisation
/images/buttons/SVG/on/sankey_diagram.svgdata visualization
/images/buttons/SVG/on/scatterplot.svgdata visualization
/images/buttons/SVG/on/span_chart.svgdata visualization
...buttons/SVG/on/condegram_spiral_plot.svgdata visualisation
...es/buttons/SVG/on/stacked_area_graph.svgdata visualization
...ges/buttons/SVG/on/stacked_bar_graph.svgdata visualization
...es/buttons/SVG/on/stem_and_leaf_plot.svgdata visualisation
/images/buttons/SVG/on/stream_graph.svgdata visualisation
/images/buttons/SVG/on/sunburst_diagram.svgdata visualisation
/images/buttons/SVG/on/tally_chart.svgdata visualisation
/images/buttons/SVG/on/timeline.svgdata visualisation
/images/buttons/SVG/on/time_table.svgdata visualisation
/images/buttons/SVG/on/tree_diagram.svgdata visualisation
/images/buttons/SVG/on/treemap.svgdata visualisation
/images/buttons/SVG/on/venn_diagram.svgdata visualisation
/images/buttons/SVG/on/violin_plot.svgdata visualisation
/images/buttons/SVG/on/word_cloud.svgdata visualisation
/images/buttons/twitter.pngdata visualization
/images/buttons/facebook_icon.pngdata visualization

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.
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 2 external links on this page.

Found links on this page

LinkAttributesAnchor text
/index.htmlThe Data Visualisation Catalogue
/about.htmlAbout
https://datavizcatalogue.com/blogBlog
/storeShop
/resources.htmlResources
/search.htmlSearch by Function
/home_list.htmlView by List
/methods/arc_diagram.htmlIMG-ALT data visualization
/methods/area_graph.htmlText duplicate IMG-ALT data visualization
/methods/bar_chart.htmlText duplicate IMG-ALT data visualization
/methods/box_plot.htmlText duplicate IMG-ALT data visualization
/methods/brainstorm.htmlText duplicate IMG-ALT data visualization
/methods/bubble_chart.htmlText duplicate IMG-ALT data visualization
/methods/bubble_map.htmlIMG-ALT data visualisation
/methods/bullet_graph.htmlText duplicate IMG-ALT data visualisation
/methods/calendar.htmlText duplicate IMG-ALT data visualization
/methods/candlestick_chart.htmlText duplicate IMG-ALT data visualisation
/methods/chord_diagram.htmlText duplicate IMG-ALT data visualisation
/methods/choropleth.htmlText duplicate IMG-ALT data visualization
/methods/circle_packing.htmlText duplicate IMG-ALT data visualization
/methods/connection_map.htmlText duplicate IMG-ALT data visualisation
/methods/density_plot.htmlText duplicate IMG-ALT data visualisation
/methods/donut_chart.htmlText duplicate IMG-ALT data visualization
/methods/dot_map.htmlText duplicate IMG-ALT data visualisation
/methods/dot_matrix_chart.htmlText duplicate IMG-ALT data visualization
/methods/error_bars.htmlText duplicate IMG-ALT data visualisation
/methods/flow_chart.htmlText duplicate IMG-ALT data visualisation
/methods/flow_map.htmlText duplicate IMG-ALT data visualization
/methods/gantt_chart.htmlText duplicate IMG-ALT data visualisation
/methods/heatmap.htmlText duplicate IMG-ALT data visualisation
/methods/histogram.htmlText duplicate IMG-ALT data visualization
/methods/illustration_diagram....Text duplicate IMG-ALT data visualization
/methods/kagi_chart.htmlText duplicate IMG-ALT data visualisation
/methods/line_graph.htmlText duplicate IMG-ALT data visualization
/methods/marimekko_chart.htmlText duplicate IMG-ALT data visualization
/methods/multiset_barchart.htmlText duplicate IMG-ALT data visualization
/methods/network_diagram.htmlText duplicate IMG-ALT data visualisation
/methods/nightingale_rose_char...Text duplicate IMG-ALT data visualisation
/methods/non_ribbon_chord_diag...Text duplicate IMG-ALT data visualisation
/methods/OHLC_chart.htmlText duplicate IMG-ALT data visualisation
/methods/parallel_coordinates....Text duplicate IMG-ALT data visualisation
/methods/parallel_sets.htmlText duplicate IMG-ALT data visualization
/methods/pictogram.htmlText duplicate IMG-ALT data visualization
/methods/pie_chart.htmlText duplicate IMG-ALT data visualization
/methods/point_and_figure_char...Text duplicate IMG-ALT data visualisation
/methods/population_pyramid.htmlText duplicate IMG-ALT data visualization
/methods/area_chart.htmlText duplicate IMG-ALT data visualization
/methods/radar_chart.htmlText duplicate IMG-ALT data visualization
/methods/radial_bar_chart.htmlText duplicate IMG-ALT data visualization
/methods/radial_column_chart.htmlText duplicate IMG-ALT data visualisation
/methods/sankey_diagram.htmlText duplicate IMG-ALT data visualization
/methods/scatterplot.htmlText duplicate IMG-ALT data visualization
/methods/span_chart.htmlText duplicate IMG-ALT data visualization
/methods/spiral_plot.htmlText duplicate IMG-ALT data visualisation
/methods/stacked_area_graph.htmlText duplicate IMG-ALT data visualization
/methods/stacked_bar_graph.htmlText duplicate IMG-ALT data visualization
/methods/stem_and_leaf_plot.htmlText duplicate IMG-ALT data visualisation
/methods/stream_graph.htmlText duplicate IMG-ALT data visualisation
/methods/sunburst_diagram.htmlText duplicate IMG-ALT data visualisation
/methods/tally_chart.htmlText duplicate IMG-ALT data visualisation
/methods/timeline.htmlText duplicate IMG-ALT data visualisation
/methods/timetable.htmlText duplicate IMG-ALT data visualisation
/methods/tree_diagram.htmlText duplicate IMG-ALT data visualisation
/methods/treemap.htmlText duplicate IMG-ALT data visualisation
/methods/venn_diagram.htmlText duplicate IMG-ALT data visualisation
/methods/violin_plot.htmlText duplicate IMG-ALT data visualisation
/methods/wordcloud.htmlText duplicate IMG-ALT data visualisation
/store/product-category/icons/New window You can get the icons here
/about.htmlText duplicate About
https://datavizcatalogue.com/blogText duplicate Blog
/storeText duplicate Shop
/resources.htmlText duplicate Resources
http://twitter.com/dataviz_cat...New window External Text duplicate IMG-ALT data visualization
https://www.facebook.com/datav...New window External Subdomain Text duplicate IMG-ALT data visualization

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://datavizcatalogue.com/"
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 0.12 seconds.
The file size of the HTML document is fine (26 kB).

HTTP Response Header

NameValue
dateThu, 19 Sep 2024 15:19:13 GMT
serverApache
last-modifiedTue, 04 Apr 2023 11:46:08 GMT
etag"6901-5f88138ad471b"
content-length26881
cache-controlmax-age=2592000
expiresSat, 19 Oct 2024 15:19:13 GMT
content-typetext/html
x-onecom-cluster-name
x-varnish19600383005 18303162194
age61115
via1.1 webcache2 (Varnish/trunk)
accept-rangesbytes
statuscode200
http_versionHTTP/2

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This website has excellent links from other websites.
This page has backlinks from 1,272 referring domains.
This page has 18,280 backlinks.
This page has backlinks from 963 different ip addresses.
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

datavizcatalogue.com
The Data Visualisation Catalogue
A handy guide and library of different data visualization techniques, tools, and a learning resource for data visualization.

Most important keywords

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

KeywordResultRecheck
Data71%Check
data visualisation59%Check
Data Visualisation Catalogue59%Check
Catalogue58%Check
Data Visualization42%Check
get39%Check
icons39%Check
Chart36%Check
Diagram36%Check
Graph36%Check
Show more keywords and terms

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