Base-search.net - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
42% 
Page structure
98% 
Link structure
100% 
Server
18% 
External factors
100% 
SEO Score
Response time
0.22 s
File size
16.70 kB
Words
106
Media files
6
Number of links
31 internal / 11 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
BASE (Bielefeld Academic Search Engine): Inicio de Búsqueda
The length of the page title is perfect. (565 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Mas de 340 millones de documentos científicos provenientes de mas de 11.000 fuentes, en su mayoría con acceso libre. BASE está registrado en el servidor OAI-Service.
The meta description is too long: 1051 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: es
Language defined in HTML: es
Server location: United States of America
The following language is defined by HTML: es
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)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
descriptionMas de 340 millones de documentos científicos provenientes de mas de 11.000 fuentes, en su mayoría con acceso libre. BASE está registrado en el servidor OAI-Service.
robotsindex,follow
langes
X-UA-CompatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
There are only 106 words on this page. Use at least 250 words to provide useful information.
Some words from the page title are not used within the pages content
No paragraphs were detected.
These Typos were found:
  • interface => interfaz
18.9% of the text are stop words.
Words from the H1 heading are used in the page content.
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)
This page loads 14 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1" 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 6 tags for this page.
Image SEO
(Somewhat important)
1 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
/interface/images/base_logo.pngBASE logo with label ‘Bielefeld Academic Search Engine’
/interface/images/logoverbund_ub_transp.pngNo alt attribute provided
/interface/images/logo_orcid_member.pngLogo of ORCID
/interface/images/orcid_badge1.pngBadge - Authenticate
/interface/images/orcid_badge2.pngBadge - Display
/interface/images/orcid_badge3.pngBadge - Connect

Page structure

H1 heading
(Critically important)
Búsqueda sencilla
The H1 heading is too short (17 characters). It should be at least 20 Characters long.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Búsqueda sencilla
H2 Sobre BASE
H2 Services / How To
H2 Further information
The number of internal links is ok.
Every linktext is unique.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 11 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.base-search.net/Anchor Ir a la búsqueda
https://www.base-search.net/Anchor Ir a la navegación principal
https://www.base-search.net/Anchor Ir a la navegación del pie de página
/MyResearch/HomeNofollow Username
https://www.base-search.net/?l=enNofollow English
https://www.base-search.net/?l=deNofollow Deutsch
https://www.base-search.net/?l=frNofollow Français
https://www.base-search.net/?l=esNofollow Español
https://www.base-search.net/?l=plNofollow Polski
https://www.base-search.net/?l=elNofollow Ελληνικά
https://www.base-search.net/?l=ukNofollow Українська
https://www.base-search.net/?l=zhNofollow 中文
https://www.base-search.net/Búsqueda sencilla
/Search/AdvancedBúsqueda avanzada
/Browse/HomeRevisar
/Search/HistoryNofollow Historia de búsqueda
/about/en/index.phpWhat is BASE?
/about/en/about_sources_date.phpFuentes
/about/en/about_statistics.phpEstadística
/about/en/about_team.phpTeam
/about/en/contact.phpContacto
/about/en/privacy_statement.phpPrivacy statement
/about/en/legal_notice.phpImpreso
/about/en/suggest.phpBecome a content provider
/about/en/faq_oai.phpGolden Rules
https://oval.base-search.net/New window External Subdomain Validate source (OVAL)
/about/en/faq.phpAdd ORCID iD
https://api.base-search.net/New window External Subdomain HTTP interface
http://oai.base-search.net/New window External Subdomain OAI interface
/about/en/about_develop.phpFurther tools
/about/en/help.phpAyuda
/about/en/faq.phpPreguntas frecuentes
https://openbiblio.social/@baseNew window External Mastodon
/about/en/about_infomat.phpLogos / Downloads
https://www.ub.uni-bielefeld.d...New window External Subdomain Accessibility
https://orcid.org/New window External IMG-ALT Logo of ORCID
/about/en/faq.phpIMG-ALT Badge - Authenticate
A-TITLE ORCID Collect & Connect badges
https://www.ub.uni-bielefeld.d...External Subdomain Biblioteca de la Universidad de Bielefeld
http://lucene.apache.org/solr/New window External Subdomain SolrCloud
http://vufind.org/New window External VuFind
https://www.uni-bielefeld.de/New window External Subdomain No Text
https://www.ub.uni-bielefeld.de/New window External Subdomain No Text

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.base-search.net/"
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
The web server version is sent within the HTTP header.
No X-Powered HTTP header is sent.
Performance
(Somewhat important)
This page loads 4 CSS files. This may affect the page load time negatively.
This page loads 14 JavaScript files. This may affect the load time negatively.
The page response time is excellent with 0.22 seconds.
The file size of the HTML document is fine (17 kB).

HTTP Response Header

NameValue
dateWed, 05 Jun 2024 22:44:44 GMT
serverApache/2.4.23 (Linux/SUSE)
set-cookie55 Characters
expiresThu, 19 Nov 1981 08:52:00 GMT
cache-controlno-store, no-cache, must-revalidate, post-check=0, pre-check=0
pragmano-cache
x-frame-optionsSAMEORIGIN
content-security-policyframe-ancestors 'self';
transfer-encodingchunked
content-typetext/html; charset=UTF-8
statuscode200
http_versionHTTP/1.1

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 6,773 referring domains.
This page has 3,764,809 backlinks.
This page has backlinks from 4,971 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 47992 shares and comments on Facebook.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

# robots.txt for www.base-search.net
# last update: 2015-06-03

# Es wird nur die Startseite und die Erweiterte Suche erlaubt!
User-Agent: *
# Wie oft ein Crowler eine Abfrage senden darf in Sekunden (Angabe 1.5 auch möglich)
Crawl-delay: 2
Disallow: /about/
Disallow: /about/backup
Disallow: /about/classes
Disallow: /about/css
Disallow: /about/download
Disallow: /about/images
Disallow: /about/js
Disallow: /about/de/about_sources_date.php
Disallow: /about/en/about_sources_date.php
Disallow: /blog/base/date/
Disallow: /blog/base/category/
Disallow: /blog/baseoai/date/
Disallow: /blog/baseoai/category/
Disallow: /blog/roller-ui/
Disallow: /conf
Disallow: /Crypt
Disallow: /Drivers
Disallow: /interface
Disallow: /js
Disallow: /lang
Disallow: /RecordDrivers
Disallow: /sys
Disallow: /xsl
Disallow: /services/Ajax
Disallow: /services/Browse
Disallow: /services/Intern
Disallow: /services/MyResearch
Disallow: /services/Record
Disallow: /services/Records
Disallow: /Ajax
#Disallow: /Browse
Disallow: /Browse/Dewey
Disallow: /Browse/Tags
Disallow: /MyResearch
Disallow: /Record
#Bei der Notation: /index , werden sowohl die Datei /index.html als auch das Unterverzeichnis /index/. betroffen.
Disallow: /services/Search/Ajax
Disallow: /services/Search/Email
Disallow: /services/Search/History
Disallow: /services/Search/OpenSearch
#Disallow: /services/Search/Results
Disallow: /services/Search/Suggest
Disallow: /services/Search/cache
Disallow: /services/Search/xsl
Disallow: /Search/Ajax
Disallow: /Search/Email
Disallow: /Search/History
Disallow: /Search/OpenSearch
#wegen der Detailseite ist der Zugriff auf die Trefferliste erlaubt (z.Z. Zugriff verboten)
Disallow: /Search/Results
Disallow: /Search/Suggest
Disallow: /Search/cache
Disallow: /Search/xsl

#Bots, die auf dieses fiktives Verzeichnis unerlaubt zugreifen, sollen mithilfe der Firewall gesperrt werden
Disallow: /verboten4bots

# unerwuenschte Bots ganz aussperren
User-agent: 360Spider
User-agent: AcoonBot
User-agent: AhrefsBot
User-agent: Baiduspider
User-agent: GPTBot
User-agent: DotBot
User-agent: EasouSpider
User-agent: ExaBot
User-agent: Ezooms
User-agent: FemtosearchBot
User-agent: GPTBot
User-agent: LiteFinder
User-agent: ltx71
User-agent: MegaIndex.ru
User-agent: MJ12Bot
User-agent: Nachobot
User-agent: parsijoo
User-agent: Scrapy
User-agent: SiteBot
User-agent: Sogou
User-agent: UnwindFetchor
User-agent: WBSearchBot
User-agent: WebCopier
User-agent: WebSpider
User-agent: YandexBot
User-agent: YisouSpider
Disallow: /

Similar sites

Search preview

www.base-search.net
BASE (Bielefeld Academic Search Engine): Inicio de Búsqueda
Mas de 340 millones de documentos científicos provenientes de mas de 11.000 fuentes, en su mayoría con acceso libre. BASE está registrado en el servidor OAI-Service.

Most important keywords

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

KeywordResultRecheck
BASE77%Check
Búsqueda61%Check
de Búsqueda60%Check
sencilla50%Check
Bielefeld48%Check
Registrado46%Check
Fuentes46%Check
OAI46%Check
Services38%Check
ORCID38%Check
Show more keywords and terms

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