Scielo.org.bo - SEO Checker

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Overview of the SEO Check
Meta information
68% 
Page quality
55% 
Page structure
58% 
Link structure
70% 
Server
22% 
External factors
21% 
SEO Score
Response time
0.90 s
File size
7.60 kB
Words
453
Media files
4
Number of links
12 internal / 6 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
SciELO Bolivia- Scientific Electronic Library Online
The length of the page title is perfect. (451 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: es
Server location: Bolivia (Plurinational State of)
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)
No doctype markup was found.
Favicon
(Nice to have)
No favicon is linked in the HTML code.

Meta tags

NameValue
Content-Typetext/html; charset=UTF-8
Pragmano-cache
ExpiresMon, 06 Jan 1990 00:00:01 GMT

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Page quality

Content
(Critically important)
There are only 453 words on this page. Good pages should have about 800 words of useful content.
23% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
5 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 18.96 words is good.
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 usage of strong and bold tags is perfect. We recommend the use of up to 9 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)
The HTTPS protocol for secure data transmission is not used.

Media list

URLAlt attributeTitle
http://scielo.org.bo/img/es/scielobre.gifScientific Electronic Library Online
http://scielo.org.bo/img/assinat.gifNo alt attribute provided
...tivecommons.org/l/by-nc-sa/4.0/80x15.pngCreative Commons License
http://scielo.org.bo/img/e-mailt.gifNo alt attribute provided

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 internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
The number of internal links is ok.
Every linktext is unique.
None of the anchor texts is too long.
There are 6 external links on this page.

Found links on this page

LinkAttributesAnchor text
http://scielo.org/php/index.ph...External IMG-ALT Scientific Electronic Library Online
http://scielo.org/php/index.ph...External SciELO.org
/avaliacao/avaliacao_es.htmSubdomain evaluación de revistas
/scielo.php?script=sci_home&ln...Subdomain português
/scielo.php?script=sci_home&ln...Subdomain english
http://scielo.org.bo/scielo.phpAnchor Ayuda
http://scielo.org.bo/scielo.phpAnchor acerca de este sitio
http://listas.bireme.br/mailma...External Subdomain SciELO news
/equipe/equipe_e.htmSubdomain equipo SciELO
/scielo.php?script=sci_alphabe...Subdomain lista alfabética
/scielo.php?script=sci_subject...Subdomain lista por materia
/cgi-bin/wxis.exe/iah/?IsisScr...Subdomain búsqueda de títulos
/cgi-bin/wxis.exe/iah/?IsisScr...Subdomain índice de autores
/cgi-bin/wxis.exe/iah/?IsisScr...Subdomain índice de materias
/cgi-bin/wxis.exe/iah/?IsisScr...Subdomain búsqueda de artículos
http://analytics.scielo.org/w/...New window External Subdomain Estadísticas de publicación
http://creativecommons.org/lic...External IMG-ALT Creative Commons License
http://creativecommons.org/lic...External Licencia Creative Commons

Server configuration

HTTP redirects
(Critically important)
This page redirects to "http://scielo.org.bo/scielo.php"
HTTP header
(Important)
The used PHP version is outdated and may be a security risk.
The web server version is sent within the HTTP header.
The X-powered header is sent within the response header. (unnecessary)
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time of 0.90 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.
This page only loads 1 CSS files. That's ok.
This page does not require any JavaScript files.
The file size of the HTML document is fine (8 kB).

HTTP Response Header

NameValue
servernginx/1.16.1
dateSun, 03 Aug 2025 12:43:14 GMT
content-typetext/html
transfer-encodingchunked
connectionkeep-alive
x-powered-byPHP/5.2.17
set-cookie44 Characters
expiresThu, 19 Nov 1981 08:52:00 GMT
cache-controlno-store, no-cache, must-revalidate, post-check=0, pre-check=0
pragmano-cache
content-encodinggzip
statuscode200
http_versionHTTP/1.1

External factors

This page has only a few links from other websites.
This page only has backlinks from 2 referring domains.
This page only has 2 backlinks.
This page only has few backlinks from 2 different ip addresses.
This page is referenced by wikipedia.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

No valid Robots.txt file was found.

Similar sites

Search preview

Most important keywords

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

KeywordResultRecheck
SciELO59%Check
Scientific48%Check
Electronic48%Check
Scientific Electronic Library48%Check
Electronic Library Online48%Check
Scientific Electronic Library Online48%Check
Bolivia46%Check
org42%Check
SciELO Bolivia- Scientific39%Check
Bolivia- Scientific Electronic35%Check
Show more keywords and terms

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