Caltech.edu - SEO Checker

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Visión general del análisis SEO
Metadatos
100% 
Calidad de la página
68% 
Estructura
79% 
Enlazado
41% 
Servidor
72% 
Factores externos
100% 
Puntuación SEO
Tiempo de carga
1,79 s
Tamaño HTML
317,60 kB
Palabras
1781
Medios
123
Cantidad de enlaces
107 internos / 179 externos

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Metadatos

Título
(Extremadamente importante)
Home - www.caltech.edu
La longitud del título es óptima (226 píxeles de una longitud máxima de 580 píxeles).
No se repite ninguna palabra en el título.
Meta descripción
(Extremadamente importante)
The California Institute of Technology aims to expand human knowledge and benefit society through research integrated with education.
La longitud de la meta descripción es óptima (835 píxeles de una longitud máxima de 1000 píxeles).
Rastreabilidad
(Extremadamente importante)
No se detectan problemas para acceder al sitio web.
Redirección canónica
(Importante)
No se especifica ningún enlace canónico.
Idioma
(Poco importante)
Idioma reconocido automáticamente en el contenido: en
Idioma declarado en el código HTML: en
Ubicación geográfica del servidor: Estados Unidos de América
El idioma ha sido correctamente declarado en el código HTML: en.
Enlaces Alternate/Hreflang
(Poco importante)
No se ha encontrado ningún enlace alternativo (alternate) en esta página.
Otras Metaetiquetas
(Poco importante)
No se detecta ninguna metaetiqueta de paginación rel next en la página.
No se detecta ninguna metaetiqueta de paginación rel prev en la página.
Dominio
(Poco importante)
El dominio no es un subdominio.
La longitud del nombre del dominio es buena.
El dominio no contiene caracteres especiales.
URL de la página
(Poco importante)
No se detecta ningún parámetro dinámico en la URL.
No se detecta ningún ID de sesión en la URL.
La URL no contiene demasiados subdirectorios.
Codificación de caracteres
(Poco importante)
La codificación de caracteres (UTF-8) ha sido declarada correctamente.
Doctype
(Deseable)
La etiqueta doctype HTML 5 está configurada correctamente.
La declaración del doctype se ubica al inicio del código HTML.
Favicon
(Deseable)
El favicon está enlazado correctamente.

Metaetiquetas

NombreValor
descriptionThe California Institute of Technology aims to expand human knowledge and benefit society through research integrated with education.
viewportwidth=device-width, initial-scale=1
msapplication-TileColor#D14900
msapplication-TileImage/static/core/img/favicon-144.png?v=5.5.2
msapplication-config/static/core/img/browserconfig.xml?v=5.5.2
og:image:altCaltech Logo
langen
twitter:titleHome
twitter:descriptionThe California Institute of Technology aims to expand human knowledge and benefit society through research integrated with education.
twitter:cardsummary
twitter:imagehttps://main.oscweb.caltech.edu/static/core/img/caltech-logo-400x400.png
og:urlhttps://www.caltech.edu/
og:site_nameCalifornia Institute of Technology
og:titleHome
og:typewebsite
og:descriptionThe California Institute of Technology aims to expand human knowledge and benefit society through research integrated with education.
og:imagehttps://main.oscweb.caltech.edu/static/core/img/caltech-logo-400x400.png
X-UA-CompatibleIE=edge
charsetutf-8

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Calidad de la página

Contenido
(Extremadamente importante)
Hay 2 textos duplicados en esta página:
  • Texto duplicado: Before the Rose Bowl was built, football teams faced off at Pasadena’s...
La cantidad media de palabras por frase es elevada: 32.57 palabras.
El número total de palabras en la página es bueno: 1781 palabras.
Un 21.8% del contenido está constituido por palabras vacías.
La página contiene un listado, lo que indica una buena estructuración del contenido.
Se han encontrado 12 párrafos en esta página.
El contenido en formato texto de esta página es óptimo.
No se detecta ningún placeholder de texto ni imagen.
Frames
(Extremadamente importante)
Esta página no utiliza ningún frameset.
Optimización para móviles
(Poco importante)
Esta página carga 13 archivos JavaScript. Esto puede afectar negativamente a la velocidad de carga.
El valor de la etiqueta viewport es correcto: (width=device-width, initial-scale=1).
Al menos un icono de Apple-Touch ha sido especificado.
Etiquetas Bold y Strong
(Poco importante)
El uso de etiquetas de negritas en esta página es óptimo. Te recomendamos emplear hasta 36 etiquetas de negritas en una página.
Optimización de imágenes
(Poco importante)
No se detecta ninguna descripción del atributo ALT en 11 imágenes. El contenido de los atributos ALT también es evaluado como texto por los buscadores y es muy importante para la búsqueda de imágenes.
Redes Sociales
(Deseable)
Esta página apenas ofrece posibilidades de compartir el contenido en redes sociales. Con la integración de widgets puedes conseguir que tus contenidos se popularicen en redes.
Etiquetas markup adicionales
(Deseable)
No se detecta ninguna etiqueta markup (de Schema.org) adicional.
HTTPS
(Poco importante)
El sitio utiliza HTTPS para transferir datos de forma segura.
Todos los archivos incluidos se transfieren a través de HTTPS.

Lista de medios

URLAtributo ALTTítulo
...theme-v7.0/img/icon-chevron-grey-550.pngCarece de atributo ALT
/static/core/img/caltech-new-logo.pngCaltech
/static/theme-v7.0/img/icon-search.pngSearch
/static/theme-v7.0/img/menu-burger.pngMain Menu
/static/theme-v7.0/img/icon-search.pngSearch
...-2024-Hu.3ed65c6a.fill-1060x780-c100.jpgJensen Huang
...ouman-LM.2e16d0ba.fill-1060x780-c100.jpgKatie Bouman, Lee McCuller, Vikram Ravi, and Antoine Song.
...ger-Func.2e16d0ba.fill-1060x780-c100.pngA digital burger drawn with one mathematical formula.
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...-carousel.2e16d0ba.fill-163x144-c100.jpgCarece de atributo ALT
...amentPark.2e16d0ba.fill-163x144-c100.jpgCarece de atributo ALT
...y-lab_846.2e16d0ba.fill-163x144-c100.jpgCarece de atributo ALT
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/static/airspace/img/icon-chevron-left.pngprev
/static/airspace/img/icon-chevron-right.pngnext
...er_102417_2968.2e16d0ba.fill-300x195.jpgmembers of the Caltech women's soccer team
...er_102417_1314.2e16d0ba.fill-300x195.jpgstudents talking
...idence_0GBE78v.2e16d0ba.fill-300x195.jpgBechtel Residence
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...rAmbulance-234.2e16d0ba.fill-300x195.jpgstudent working on air ambulance
...SURF_2018-1979.2e16d0ba.fill-300x195.jpgstudent working in lab
...ages/Lester_102417_2968.max-1400x800.jpgmembers of the Caltech women's soccer team
...ages/Lester_102417_1314.max-1400x800.jpgstudents talking
...chtel_Residence_0GBE78v.max-1400x800.jpgBechtel Residence
...ages/Lester_102317_4415.max-1400x800.jpgstudent painting
..._2018-AirAmbulance-2341.max-1400x800.jpgstudent working on air ambulance
...tt_David-SURF_2018-1979.max-1400x800.jpgstudent working in lab
...ages/Lester_102317_2028.max-1400x800.jpgstudents in dorm room
...Moore-Labs_1955_qzo3GCT.max-1400x800.jpgAnnenberg and Moore Labs
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...ages/Lester_102317_0084.max-1400x800.jpgstudents at table
..._Madelyn-SoCaltech-4923.max-1400x800.jpgCaltech student working
...s/Cahill_3087-Lance2012.max-1400x800.jpgCahill Center for Astronomy and Astrophysics
...Annenberg_102317_2837_1.max-1400x800.jpggroup of students studying
...s/Annenberg_102317_3057.max-1400x800.jpgstudents working together
...LindeRobinson-2012_9111.max-1400x800.jpgLinde + Robinson Laboratory for Global Environmental Science
...g_Cannon_Firing_7049a_2.max-1400x800.jpgFleming Cannon
...ates-Thomas_102417_0769.max-1400x800.jpgstudents working together
...-Thomas-Laboratory_3739.max-1400x800.jpgGates Thomas Laboratory
...8-Gene_Pool_102317_1063.max-1400x800.jpgstudents at the Caltech Gene Pool
/static/airspace/img/icon-chevron-left.pngPrevious
/static/airspace/img/icon-chevron-right.pngNext
...SN1987a-1.2e16d0ba.fill-535x340-c100.jpgSN 1987A supernova
...s/Photo2a.73056062.fill-710x400-c100.jpgMelissa Ramirez demonstration chemistry experiment to two school-age teens
...-by-Lake-.2e16d0ba.fill-710x400-c100.jpgResearchers examine nematodes by Mono Lake in the Eastern Sierras of California.
...ew-Facult.2e16d0ba.fill-710x400-c100.jpgKatherine de Kleer
...-NEWS-WEB.acab17f5.fill-710x400-c100.jpgAdam Wierman
..._Seth_Han.2e16d0ba.fill-534x300-c100.jpgPhoto of Beckman Institute
...n-Collage.2e16d0ba.fill-534x300-c100.jpgcellular imaging
...1440x1060.2e16d0ba.fill-534x300-c100.jpgmemory neurons
..._4542-NEW.a71de16a.fill-534x300-c100.jpgResnick Sustainability Institute
...-CC-NEWS-.2e16d0ba.fill-534x300-c100.jpgResearch Image from the Kavli Nanoscience Institute
...Research-.0fc3edb7.fill-534x300-c100.jpgMultiple Cassiopea jellyfish on the bottom of a tank.
...Tour-0072.2e16d0ba.fill-534x300-c100.jpgCenter for Autonomous Systems and Technologies (CAST)
...-NEWS-WEB.6d806203.fill-534x300-c100.jpgKeck Observatory
...SPOTLIGHT.62195ed1.fill-534x300-c100.jpgAlbert Einstein
...mage-NEWS.b096812e.fill-534x300-c100.jpgillustration of gravitational waves
...g5-NEWS-W.2e16d0ba.fill-534x300-c100.jpgflat lens
.../JCAP-lab.2e16d0ba.fill-534x300-c100.jpgresearchers in Joint Center for Artificial Photosynthesis (JCAP)
..._at_night.8d96e997.fill-534x300-c100.jpgPalomar Observatory
...web_YmUJ1.2e16d0ba.fill-534x300-c100.jpghistory collage
...-NEWS-WEB.7eda2310.fill-534x300-c100.jpgseismograph image on map
...osAngeles.2e16d0ba.fill-534x300-c100.jpgA photo showing the Los Angeles skyline near sunset. The air is hazy.
...ian-Illus.5927cf58.fill-534x300-c100.jpgAn artist's rendering of gut bacteria.
...ages/KISS.2e16d0ba.fill-534x300-c100.jpgKeck Institute for Space Studies (KISS)
...nsor_3218.2e16d0ba.fill-534x300-c100.jpgCommunity Seismic Network (CSN) sensor
...C-Photo_2.2e16d0ba.fill-534x300-c100.jpginfrared image showing spider nebula
...s_Overlay.2e16d0ba.fill-534x300-c100.jpgoverlay of whole brain fibers
...ages/OVRO.2e16d0ba.fill-534x300-c100.pngOwens Valley Radio Observatory
...ng-Canter.2e16d0ba.fill-534x300-c100.jpgHixon Writing Center, Caltech
...iber-A7PS.2e16d0ba.fill-534x300-c100.jpgclumping fibers
...6-NEWS-WE.dc335c18.fill-534x300-c100.jpgDesign of brain
...ages/3cpe.2e16d0ba.fill-534x300-c100.pngSolar system
...n_library.06130850.fill-534x300-c100.jpgHuntington Library
.../full-sky.2e16d0ba.fill-534x300-c100.jpgTheoretical Cosmology and Physics
...servatory.2e16d0ba.fill-534x300-c100.jpgChajnantor Observatory
...ns-L_Cred.2e16d0ba.fill-534x300-c100.jpgFeynman diagrams on wall
...har_SFC-1.f255a5e8.fill-534x300-c100.jpgCenter for Catalysis and Chemical Synthesis
...2_vgGX0hv.2e16d0ba.fill-534x300-c100.jpgCahill Center for Astronomy and Astrophysics, Caltech
...Crellin_6.2e16d0ba.fill-534x300-c100.jpgCrellin Laboratory of Chemistry
...ST-Banner.2e16d0ba.fill-534x300-c100.jpginformation science
.../PIA15399.2e16d0ba.fill-534x300-c100.jpgclouds
...-NEWS-WEB.697e58a8.fill-534x300-c100.jpgmap: Caltech/MIT Voting Technology Project
...es/seismo.2e16d0ba.fill-534x300-c100.jpgseismograph
.../BaxterSE.2e16d0ba.fill-534x300-c100.jpgDonald E. Baxter, M.D., Hall of the Humanities and Social Sciences
...NanoSIMS1.2e16d0ba.fill-534x300-c100.jpgRose Quartz Fiber
...-Lab_5622.2e16d0ba.fill-534x300-c100.jpgFLUME lab
...ges/Earth.2e16d0ba.fill-534x300-c100.jpgEarth from space
...a_viz_cop.2e16d0ba.fill-534x300-c100.jpgmultidimensional data visualization
...erg_30561.ab794f76.fill-534x300-c100.jpgAnnenberg Center for Information Science and Technology, Caltech
...Gut_Micro.2e16d0ba.fill-534x300-c100.jpgArtist depiction of bacteria in the gut.
...ing.1x948.2e16d0ba.fill-534x300-c100.jpglight-material interactions in energy conversion
...spotlight.4be6c0e4.fill-534x300-c100.jpgcutaway of a 2.0 nanometer-diameter carbon nanotube
...xter_3565.2e16d0ba.fill-534x300-c100.jpgBaxter Hall, Caltech
...ng_North-.be1c658f.fill-534x300-c100.jpgarial photo of Caltech
/static/airspace/img/icon-chevron-left.pngprevious
/static/airspace/img/icon-chevron-right.pngnext
...yla-Abney.2e16d0ba.fill-432x432-c100.pngNayla Abney
...Closeup-a.2e16d0ba.fill-432x432-c100.pngDavid Ignacio Fager
...closeup-a.2e16d0ba.fill-432x432-c100.pngRalph Adolphs
...Closeup-a.2e16d0ba.fill-432x432-c100.pngKatherine de Kleer
/static/airspace/img/icon-chevron-left.pngPrevious
/static/airspace/img/icon-chevron-right.pngNext
...5x300pxls.2e16d0ba.fill-533x300-c100.jpgmicroscope
...deepgreen.828d4e7e.fill-533x300-c100.pngCaltech Division of Chemistry and Chemical Engineering logo
...x300pxls4.2e16d0ba.fill-533x300-c100.jpgcogs
...x300pxls5.2e16d0ba.fill-533x300-c100.jpgchisel and seismograph
...x300pxls6.2e16d0ba.fill-533x300-c100.jpgbrain
...x300pxls2.2e16d0ba.fill-533x300-c100.jpgplanets orbiting
/static/www/img/caltech-weekly-logo.pngThe Caltech Weekly
...G1Y7k4Q4aWjlq65zJSbNbmSr4ziA&oe=65E34A1EInstagram post 1
...eIL2x1kOedGhpnkATjikJuNxcEZA&oe=65E468F1Instagram post 2
...2AA9M59KUOXG5-ev4YICDIpwM0kw&oe=65E39152Instagram post 3
...rRRnNorh9xglWVvgNtmrXlymDUSQ&oe=65E499ECInstagram post 4
/static/theme-v7.0/img/flame.pngCarece de atributo ALT
/static/core/img/caltech-new-logo.pngCaltech
/static/theme-v7.0/img/icon-footerpin.pngCarece de atributo ALT

Estructura de la página

Encabezado H1
(Extremadamente importante)
No se ha detectado ningún encabezado H1.
Encabezados
(Importante)
En la estructura de los encabezados H faltan uno o varios niveles.

Estructura de los encabezados

Jerarquía de encabezadosContenido
H2 Featured Events
H2 Life at Caltech
H2 Jet Propulsion Laboratory
H2 News
H2 Connect With Us
H2 The Caltech Weekly
H3 Did You Know?
H3 Astronomy on Tap
H3 Red Cross Blood Drive
H3 Watson Lecture - Einstein in Pasadena: Between Two Worlds
H3 Webb Finds Evidence for Neutron Star at Heart of Young Supernova Remnant
H3 Nayla Abney
H3 David Ignacio Fager
H3 Ralph Adolphs
H3 Katherine de Kleer
H3 Caltech's Commitment to an Inclusive Environment
Algunos textos ancla se repiten más de una vez en varios enlaces.
La cantidad de enlaces internos es adecuada.
Ningún texto ancla es excesivamente largo.
Ningún enlace interno contiene parámetros dinámicos.
Hay demasiados enlaces externos (179) en esta página.

Enlaces detectados en esta página

EnlacePropiedadesTexto ancla
https://www.caltech.edu/Texto ancla skip to main content
https://together.caltech.edu/Externo Subdominio COVID-19 Information
/about/visit/plan-your-visitVisit
https://hr.caltech.edu/careersExterno Subdominio Careers
https://access.caltech.edu/Externo Subdominio Access
/quick-links-facultyfor Faculty
/quick-links-studentsfor Students
/quick-links-stafffor Staff
/quick-links-alumnifor Alumni
https://directory.caltech.edu/Externo Subdominio Directory
/campus-life-events/caltech-todayCaltech Today
https://www.alumni.caltech.edu/Externo Subdominio Alumni
https://giving.caltech.edu/Externo Subdominio GIVE
https://www.caltech.edu/IMG-ALT Caltech
https://www.caltech.edu/aboutAbout
/about/at-a-glanceAt a Glance
/about/university-and-college-...University and College Rankings
http://president.caltech.edu/Externo Subdominio President
http://provost.caltech.edu/Externo Subdominio Provost
http://bot.caltech.edu/Externo Subdominio Board of Trustees
/about/leadership/academic-and...Academic and Administrative Leadership
https://inclusive.caltech.edu/Externo Subdominio Diversity, Equity, and Inclusion
https://sustainability.caltech...Externo Subdominio Sustainability
/about/values/freedom-expressionFreedom of Expression
https://www.deans.caltech.edu/...Externo Subdominio Honor Code
/about/legacy/history-milestonesHistory & Milestones
/about/legacy/awards-and-honorsAwards & Honors
http://archives.caltech.edu/Externo Subdominio Caltech Archives
/map/historyInteractive History Map
/about/newsNews
https://scienceexchange.caltec...Externo Subdominio Caltech Science Exchange
/documents/3/this-is-caltech.pdfThis is Caltech
https://magazine.caltech.edu/Externo Subdominio Caltech Magazine
/documents/10/Periodic_Table_o...Periodic Table of Caltech
/about/visit/directionsDirections
/about/visit/campus-mapsCampus Maps
http://parking.caltech.edu/Externo Subdominio Parking
/about/visit/toursTours
/about/offices-departmentsAdministrative Offices & Departments
https://www.caltech.edu/researchResearch
http://www.bbe.caltech.edu/Externo Subdominio Biology and Biological Engineering
http://www.cce.caltech.edu/Externo Subdominio Chemistry and Chemical Engineering
http://eas.caltech.edu/Externo Subdominio Engineering & Applied Science
http://www.gps.caltech.edu/Externo Subdominio Geological & Planetary Sciences
http://www.hss.caltech.edu/Externo Subdominio Humanities and Social Sciences
http://pma.caltech.edu/Externo Subdominio Physics, Mathematics and Astronomy
/research/jplJet Propulsion Laboratory
https://sfp.caltech.edu/Externo Subdominio Student Research
/research/centers-institutesCenters & Institutes
http://innovation.caltech.edu/Externo Subdominio Technology Transfer & Corporate Partnerships
http://researchadministration....Externo Subdominio Sponsored Research
/research/research-facilitiesResearch Facilities
/research/faculty-listingFaculty Listing
https://www.caltech.edu/academicsAcademics
https://www.deans.caltech.edu/Externo Subdominio Undergraduate Studies
http://www.gradoffice.caltech....Externo Subdominio Graduate Studies
http://online.caltech.edu/coursesExterno Subdominio Online Education
https://ctme.caltech.edu/Externo Subdominio Executive Education
http://ctlo.caltech.edu/Externo Subdominio Teaching, Learning, & Outreach
http://www.registrar.caltech.edu/Externo Subdominio Registrar
http://www.catalog.caltech.edu/Externo Subdominio Catalog
/academics/resources/academic-...Academic Calendar
https://www.library.caltech.edu/Externo Subdominio Library
http://international.caltech.edu/Externo Subdominio International Offices
http://career.caltech.edu/Externo Subdominio Career Development
/admissions-aidAdmissions & Aid
http://www.admissions.caltech....Externo Subdominio Apply
https://www.admissions.caltech...Externo Subdominio Cost & Aid
http://www.gradoffice.caltech....Externo Subdominio Texto duplicado Apply
http://www.gradoffice.caltech....Externo Subdominio Funding & Aid
/campus-life-eventsCampus Life & Events
/campus-life-events/calendarInstitute Calendar
/campus-life-events/caltech-todayTexto duplicado Caltech Today
http://gocaltech.com/landing/i...Externo Athletics & Recreation
http://events.caltech.edu/Externo Subdominio Events / CaltechLive!
http://pva.caltech.edu/Externo Subdominio Performing & Visual Arts
http://housing.caltech.edu/Externo Subdominio Housing
http://dining.caltech.edu/Externo Subdominio Dining
https://www.caltechy.org/Externo Caltech Y
http://wellness.caltech.edu/Externo Subdominio Wellness Services
http://diversity.caltech.edu/Externo Subdominio Diversity Center
http://security.caltech.edu/Externo Subdominio Security
/campus-life-events/emergency-...Emergency Information
https://www.caltech.edu/aboutTexto duplicado About
https://www.caltech.edu/researchTexto duplicado Research
https://www.caltech.edu/academicsTexto duplicado Academics
/admissions-aidTexto duplicado Admissions & Aid
/campus-life-eventsTexto duplicado Campus Life & Events
https://together.caltech.edu/Externo Subdominio Texto duplicado COVID-19 Information
/about/visit/plan-your-visitTexto duplicado Visit
https://hr.caltech.edu/careersExterno Subdominio Texto duplicado Careers
https://access.caltech.edu/Externo Subdominio Texto duplicado Access
/quick-links-facultyTexto duplicado for Faculty
/quick-links-studentsTexto duplicado for Students
/quick-links-staffTexto duplicado for Staff
/quick-links-alumniTexto duplicado for Alumni
https://directory.caltech.edu/Externo Subdominio Texto duplicado Directory
/campus-life-events/caltech-todayTexto duplicado Caltech Today
https://www.alumni.caltech.edu/Externo Subdominio Texto duplicado Alumni
https://giving.caltech.edu/Externo Subdominio Texto duplicado GIVE
/about/at-a-glanceTexto duplicado At a Glance
/about/university-and-college-...Texto duplicado University and College Rankings
http://president.caltech.edu/Externo Subdominio Texto duplicado President
http://provost.caltech.edu/Externo Subdominio Texto duplicado Provost
http://bot.caltech.edu/Externo Subdominio Texto duplicado Board of Trustees
/about/leadership/academic-and...Texto duplicado Academic and Administrative Leadership
https://inclusive.caltech.edu/Externo Subdominio Texto duplicado Diversity, Equity, and Inclusion
https://sustainability.caltech...Externo Subdominio Texto duplicado Sustainability
/about/values/freedom-expressionTexto duplicado Freedom of Expression
https://www.deans.caltech.edu/...Externo Subdominio Texto duplicado Honor Code
/about/legacy/history-milestonesTexto duplicado History & Milestones
/about/legacy/awards-and-honorsTexto duplicado Awards & Honors
http://archives.caltech.edu/Externo Subdominio Texto duplicado Caltech Archives
/map/historyTexto duplicado Interactive History Map
/about/newsTexto duplicado News
https://scienceexchange.caltec...Externo Subdominio Texto duplicado Caltech Science Exchange
/documents/3/this-is-caltech.pdfTexto duplicado This is Caltech
https://magazine.caltech.edu/Externo Subdominio Texto duplicado Caltech Magazine
/documents/10/Periodic_Table_o...Texto duplicado Periodic Table of Caltech
/about/visit/directionsTexto duplicado Directions
/about/visit/campus-mapsTexto duplicado Campus Maps
http://parking.caltech.edu/Externo Subdominio Texto duplicado Parking
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