Tidyr.tidyverse.org - SEO Checker

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Overview of the SEO Check
Meta information
79% 
Page quality
72% 
Page structure
52% 
Link structure
82% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.22 s
File size
19.30 kB
Words
536
Media files
4
Number of links
46 internal / 38 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Tidy Messy Data • tidyr
The length of the page title is perfect. (209 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Tools to help to create tidy data, where each column is a variable, each row is an observation, and each cell contains a single value. tidyr contains tools for changing the shape (pivoting) and hierarchy (nesting and unnesting) of a dataset, turning deeply nested lists into rectangular data frames (rectangling), and extracting values out of string columns. It also includes tools for working with missing values (both implicit and explicit).
The meta description is too long: 2644 pixels from max. 1000 pixels. Optimize description
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 next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
This page is hosted on a subdomain. Use a top level domain for better SEO results.
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, shrink-to-fit=no
descriptionTools to help to create tidy data, where each column is a variable, each row is an observation, and each cell contains a single value. tidyr contains tools for changing the shape (pivoting) and hierarchy (nesting and unnesting) of a dataset, turning deeply nested lists into rectangular data frames (rectangling), and extracting values out of string columns. It also includes tools for working with missing values (both implicit and explicit).
langen
og:titleTidy Messy Data
og:descriptionTools to help to create tidy data, where each column is a variable, each row is an observation, and each cell contains a single value. tidyr contains tools for changing the shape (pivoting) and hierarchy (nesting and unnesting) of a dataset, turning deeply nested lists into rectangular data frames (rectangling), and extracting values out of string columns. It also includes tools for working with missing values (both implicit and explicit).
og:imagehttps://tidyr.tidyverse.org/logo.png
Content-Typetext/html; charset=UTF-8
X-UA-CompatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
This page contains 536 words. That's ok.
28.4% of the text are stop words.
The page contains a listing, which indicates a good text layout.
8 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 19.46 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.
A viewport "width=device-width, initial-scale=1, shrink-to-fit=no" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 11 tags for this page.
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)
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
https://tidyr.tidyverse.org/logo.pngNo alt attribute provided
.../master/pngs/thumbnails/tidyr-thumbs.pngNo alt attribute provided
https://www.tidyverse.org/posit-logo.svgPosit
https://www.tidyverse.org/posit-logo.svgPosit

Page structure

H1 heading
(Critically important)
tidyr
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (5 characters). It should be at least 20 Characters long.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H1 tidyr
H2 Overview
H2 Installation
H2 Cheatsheet
H2 Getting started
H2 Related work
H2 Getting help
H2 Links
H2 License
H2 Community
H2 Citation
H2 Developers
H6 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 (38) on this page.

Found links on this page

LinkAttributesAnchor text
https://tidyr.tidyverse.org/Anchor Skip to content
/index.htmltidyr
/articles/tidy-data.htmlTidy data
/reference/index.htmlReference
/articles/pivot.htmlPivoting
/articles/rectangle.htmlRectangling
/articles/nest.htmlNested data
/articles/index.htmlMore articles...
https://www.tidyverse.org/blog...External Subdomain Version 1.3.0
https://www.tidyverse.org/blog...External Subdomain Version 1.2.0
https://www.tidyverse.org/blog...External Subdomain Version 1.1.0
https://www.tidyverse.org/arti...External Subdomain Version 1.0.0
https://www.tidyverse.org/arti...External Subdomain Version 0.8.0
https://www.tidyverse.org/arti...External Subdomain Version 0.7.0
https://posit.co/blog/tidyr-0-...External Version 0.6.0
https://posit.co/blog/tidyr-0-...External Version 0.5.0
https://posit.co/blog/tidyr-0-...External Version 0.4.0
https://posit.co/blog/tidyr-0-...External Version 0.3.0
https://posit.co/blog/tidyr-0-...External Version 0.2.0
https://posit.co/blog/introduc...External Version 0.1.0
/news/index.htmlChangelog
https://github.com/tidyverse/t...External No Text
https://tidyr.tidyverse.org/Anchor No Text
https://tidyr.tidyverse.org/Anchor No Text
https://www.tidyverse.org/External Subdomain tidyverse
/articles/tidy-data.htmlvignette("tidy-data")
https://tidyr.tidyverse.org/Anchor No Text
https://rdrr.io/r/utils/instal...External install.packages
https://rdrr.io/r/utils/instal...External Text duplicate install.packages
https://pak.r-lib.org/referenc...External Subdomain pak
https://tidyr.tidyverse.org/Anchor No Text
https://github.com/rstudio/che...External No Text
https://tidyr.tidyverse.org/Anchor No Text
https://rdrr.io/r/base/library...External library
https://tidyr.tidyverse.org/Subdomain Text duplicate tidyr
/reference/pivot_longer.htmlpivot_longer()
/reference/pivot_wider.htmlpivot_wider()
/reference/spread.htmlspread()
/reference/gather.htmlgather()
/articles/pivot.htmlvignette("pivot")
/reference/unnest_longer.htmlunnest_longer()
/reference/unnest_wider.htmlunnest_wider()
/reference/hoist.htmlhoist()
/articles/rectangle.htmlvignette("rectangle")
/reference/nest.htmlnest()
/reference/unnest.htmlunnest()
/articles/nest.htmlvignette("nest")
/reference/separate_wider_deli...separate_wider_delim()
/reference/separate_wider_deli...separate_wider_position()
/reference/separate_wider_deli...separate_wider_regex()
/reference/unite.htmlunite()
/reference/complete.htmlcomplete()
/reference/drop_na.htmldrop_na()
/reference/fill.htmlfill()
/reference/replace_na.htmlreplace_na()
https://tidyr.tidyverse.org/Anchor No Text
https://lifecycle.r-lib.org/ar...External Subdomain Anchor supersedes
https://rdatatable.gitlab.io/d...External Subdomain data.table
http://vis.stanford.edu/papers...External Subdomain Wrangler: Interactive visual specification of data transformation scripts
https://www2.eecs.berkeley.edu...External Subdomain An interactive framework for data cleaning
https://www.vldb.org/conf/1999...External Subdomain On efficiently implementing SchemaSQL on a SQL database system
https://tidyr.tidyverse.org/Anchor No Text
https://github.com/tidyverse/t...External github
https://community.rstudio.com/External Subdomain community.rstudio.com
/CODE_OF_CONDUCT.htmlSubdomain Contributor Code of Conduct
https://cloud.r-project.org/pa...External Subdomain View on CRAN
https://github.com/tidyverse/t...External Browse source code
https://github.com/tidyverse/t...External Report a bug
https://r4ds.hadley.nz/data-tidyExternal Subdomain Learn more
/LICENSE.htmlFull license
https://opensource.org/license...External MIT
/LICENSE-text.htmlLICENSE
/CONTRIBUTING.htmlContributing guide
/CODE_OF_CONDUCT.htmlCode of conduct
/SUPPORT.htmlGetting help
/authors.htmlCiting tidyr
https://hadley.nz/External Hadley Wickham
https://github.com/DavisVaughanExternal Davis Vaughan
https://www.posit.co/External Subdomain IMG-ALT Posit
/authors.htmlMore about authors...
https://hadley.nz/External Text duplicate Hadley Wickham
https://github.com/DavisVaughanExternal Text duplicate Davis Vaughan
https://www.posit.co/External Subdomain Text duplicate IMG-ALT Posit
https://pkgdown.r-lib.org/External Subdomain pkgdown

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://tidyr.tidyverse.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 is excellent with 0.22 seconds.
The file size of the HTML document is fine (19 kB).

HTTP Response Header

NameValue
serverGitHub.com
content-typetext/html; charset=utf-8
last-modifiedWed, 28 Aug 2024 18:42:04 GMT
access-control-allow-origin*
etagW/"66cf6f7c-4d5c"
expiresSat, 05 Oct 2024 07:27:37 GMT
cache-controlmax-age=600
content-encodinggzip
x-proxy-cacheMISS
x-github-request-idEFAA:216B:43B1176:453D2A8:6700E811
accept-rangesbytes
age0
dateSat, 05 Oct 2024 07:58:48 GMT
via1.1 varnish
x-served-bycache-fra-eddf8230080-FRA
x-cacheHIT
x-cache-hits0
x-timerS1728115128.117288,VS0,VE98
varyAccept-Encoding
x-fastly-request-idf6094f9b585cf73a784ff61a9dd2d4df136e9975
content-length5811
statuscode200
http_versionHTTP/2

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 975 referring domains.
This page has 11,165 backlinks.
This page has backlinks from 576 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

No valid Robots.txt file was found.

Similar sites

Search preview

tidyr.tidyverse.org
Tidy Messy Data • tidyr
Tools to help to create tidy data, where each column is a variable, each row is an observation, and each cell contains a single value. tidyr contains tools for changing the shape (pivoting) and hierarchy (nesting and unnesting) of a dataset, turning deeply nested lists into rectangular data frames (rectangling), and extracting values out of string columns. It also includes tools for working with missing values (both implicit and explicit).

Most important keywords

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

KeywordResultRecheck
tidyr87%Check
Tidy data77%Check
create tidy data66%Check
Tidy Messy Data tidyr63%Check
data62%Check
Nested data54%Check
help50%Check
tidyverse48%Check
pivot46%Check
column46%Check
Show more keywords and terms

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