Jump.dev - SEO Checker

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Overview of the SEO Check
Meta information
77% 
Page quality
83% 
Page structure
95% 
Link structure
96% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.37 s
File size
33.00 kB
Words
562
Media files
4
Number of links
28 internal / 27 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
JuMP | JuMP is a modeling language and supporting packages for mathematical optimization in Julia.
The page title should be shorter than 580 pixels. It is 908 pixels long. Optimize title
There are word repetitions in the page title.
Meta description
(Critically important)
JuMP is a modeling language and supporting packages for mathematical optimization in Julia.
The length of the meta description is perfect. (578 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://jump.dev/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en-us
Server location: United States of America
The following language is defined by HTML: en-us
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 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)
No favicon is linked in the HTML code.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
generatorJekyll v3.10.0
authorJuMPjl
descriptionJuMP is a modeling language and supporting packages for mathematical optimization in Julia.
theme-color#242e2b
langen-us
twitter:cardsummary
twitter:site@JuMPjl
twitter:creator@JuMPjl
twitter:titleJuMP
og:titleJuMP
og:localeen_US
og:descriptionJuMP is a modeling language and supporting packages for mathematical optimization in Julia.
og:urlhttps://jump.dev/
og:site_nameJuMP
og:typewebsite

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Page quality

Content
(Critically important)
This page contains 562 words. That's ok.
29.2% 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.
9 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.
The average number of words per sentence of 14.82 words is good.
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, initial-scale=1" is provided.
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
/assets/jump-logo-with-text.svgJuMP logo
/assets/jump-logo-with-text.svgNo alt attribute provided
https://jump.dev/assets/jump-word-cloud.pngNo alt attribute provided
https://jump.dev/assets/numfocus-logo.pngNumFOCUS logo

Page structure

H1 heading
(Critically important)
The H1 heading is empty
Headings
(Important)
Some headings do not have any content.

Heading structure

Heading levelContent
H1 Empty heading
H2 What is JuMP?
H2 JuMP is used...
H2 Resources for getting started
H2 Get involved
H2 See also
H2 NumFOCUS
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
https://jump.dev/IMG-ALT JuMP logo
https://jump.dev/Home
https://jump.dev/JuMP.jl/stable/Documentation
https://jump.dev/pages/learn/Learn
https://jump.dev/pages/calendarCalendar
https://jump.dev/forumForum
https://jump.dev/chatroomChatroom
https://jump.dev/pages/code/Ecosystem
/meetings/jumpdev20242024
/meetings/jumpdev20232023
/meetings/juliacon20222022
/meetings/juliacon20212021
/meetings/louvain20202020
/meetings/santiago20192019
/meetings/bordeaux20182018
https://jump.dev/meetings/mit20172017
https://jump.dev/pages/governanceGovernance
https://jump.dev/pages/news/Blog
https://julialang.org/External Julia
https://pubsonline.informs.org...External Subdomain Renault
https://www.sciencedirect.com/...External Subdomain Thales Inc.
https://juliacomputing.com/cas...External PSR
https://www.the74million.org/a...External Subdomain Boston Public Schools
https://www.man.dtu.dk/mathpro...External Subdomain DTU
https://ecoledesponts.fr/External École des Ponts
https://kaist.ac.kr/en/External KAIST
https://orc.mit.edu/External Subdomain MIT
http://www.puc-rio.br/english/External Subdomain PUC-Rio
https://www.univ-nantes.fr/External Subdomain Université de Nantes
https://engineering.wisc.edu/d...External Subdomain U. Wisconsin-Madison
https://github.com/GenXProject...External GenX
https://www.nrel.gov/analysis/...External Subdomain Sienna
https://www.tools-for-energy-s...External Subdomain SpineOpt.jl
https://github.com/TulipaEnerg...External TulipaEnergyModel.jl
https://permedcoe.eu/core-appl...External PerMedCoE
/JuMP.jl/stable/should_i_use/Should I use JuMP?
/JuMP.jl/stable/installation/Installation Guide
/JuMP.jl/stable/tutorials/gett...Getting started with Julia
/JuMP.jl/stable/tutorials/gett...Getting started with JuMP
https://jump.dev/forumcommunity forum
http://www.chkwon.net/julia/External Subdomain Julia Programming for Operations Research
https://jump.dev/forumText duplicate community forum
https://github.com/jump-dev/Ju...External repository
/JuMP.jl/stable/developers/con...contributing guide
https://jump.dev/pages/governancegovernance structure
https://jump.dev/chatroomdeveloper chatroom
https://jump.dev/pages/calendarupcoming events
https://github.com/jump-dev/Co...External Convex.jl
https://dcp.stanford.edu/External Subdomain Disciplined Convex Programming
https://github.com/JuliaSmooth...External JuliaSmoothOptimizers
https://github.com/JuliaNLSolversExternal JuliaNLSolvers
https://juliahub.com/ui/Packag...External optimization packages in Julia
https://numfocus.org/External numfocus.org
https://numfocus.org/donate-to...External donating
https://github.com/daviddarnes...External Created using the Alembic theme

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://jump.dev/"
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 0.37 seconds.
The file size of the HTML document is fine (33 kB).

HTTP Response Header

NameValue
serverGitHub.com
content-typetext/html; charset=utf-8
last-modifiedMon, 16 Sep 2024 22:22:35 GMT
access-control-allow-origin*
etagW/"66e8afab-83dc"
expiresFri, 20 Sep 2024 03:00:39 GMT
cache-controlmax-age=600
content-encodinggzip
x-proxy-cacheMISS
x-github-request-id7ED2:314F6F:1FC3E80:20599A3:66ECE2FF
accept-rangesbytes
age0
dateFri, 20 Sep 2024 02:50:39 GMT
via1.1 varnish
x-served-bycache-fra-eddf8230079-FRA
x-cacheMISS
x-cache-hits0
x-timerS1726800639.374601,VS0,VE113
varyAccept-Encoding
x-fastly-request-id2d7376fb883dc777a893950d1ca37eb9c4dce84e
content-length11630
statuscode200
http_versionHTTP/2

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 334 referring domains.
This page has 1,654 backlinks.
This page has backlinks from 252 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: *
Disallow: /JuMP.jl
Allow: /JuMP.jl/stable
Disallow: /MathOptInterface.jl
Allow: /MathOptInterface.jl/stable

Similar sites

Search preview

jump.dev
JuMP | JuMP is a modeling language and supporting packages for math...
JuMP is a modeling language and supporting packages for mathematical optimization in Julia.

Most important keywords

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

KeywordResultRecheck
JuMP81%Check
support JuMP70%Check
using JuMP59%Check
modeling58%Check
language58%Check
Modeling Language58%Check
mathematical optimization58%Check
supporting packages58%Check
Julia56%Check
optimization56%Check
Show more keywords and terms

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