Almaobservatory.org - SEO Checker

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Overview of the SEO Check
Meta information
77% 
Page quality
71% 
Page structure
58% 
Link structure
12% 
Server
81% 
External factors
100% 
SEO Score
Response time
1.24 s
File size
591.10 kB
Words
954
Media files
78
Number of links
209 internal / 35 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
In search of our cosmic origins | ALMA Observatory
The length of the page title is perfect. (457 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is empty.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.almaobservatory.org/en/home/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en-us
Server location: Canada
The following language is defined by HTML: en-us
Alternate/Hreflang Links
(Somewhat important)
Language for link pointing to page itself inaccurate
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

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generatorWordPress 6.8.2
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og:urlhttps://www.almaobservatory.org/en/home
og:titleIn search of our cosmic origins | ALMA Observatory
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og:image:width1200
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charsetUTF-8

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Page quality

Content
(Critically important)
The average number of words per sentence of 30.27 words is high.
This page contains 954 words. That's ok.
21.2% 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.
7 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.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
The file size of the HTML document is very large (591.1 kB).
A viewport "width=device-width, initial-scale=1.0" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 19 tags for this page.
Image SEO
(Somewhat important)
33 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
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

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/wp-content/uploads/2021/06/SCO-img-1.jpgSantiago Central Offices (SCO)
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Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
Some headings occur twice on the page.
The structure of headings is missing one or more levels. Do not skip heading levels.
There are 32 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H2 Shortcuts
H2 For the first time, astronomers witness the dawn of a new solar system
H2 ALMA Board Approves Development of Next-Generation Spectrometer for Morita Array
H2 ALMA Reveals Hidden Structures in the First Galaxies of the Universe
H2 New Super-resolution Imaging Reveals the First Step of Planet Formation after Star Birth
H2 Largest Oort Cloud Comet Ever Observed Unveils Its Secrets with ALMA’s Powerful Gaze
H2 10 Years Transforming Together our Understanding of the Universe
H2 ALMA Reveals Lives of Planet-Forming Disks
H2 From Stardust to Stone: Windswept Grains Hold Clues to Planet’s Beginnings
H2 ALMA – In Search of our Cosmic Origins
H2 A Fierce Storm in a Giant-Barred Spiral Galaxy 11 Billion Years Ago
H2 Astronomers Observe Pair of Galaxies in Deep-Space Battle
H2 ALMA Inspires New Models for the Evolution of Planet-Forming Disks
H2 ExoALMA survey reveals incredible images of structures in protoplanetary disks
H2 ALMA will be present at Antofagasta Puerto de Ideas 2025
H2 Shortcuts Duplicate text
H2 Where is ALMA?
H2 Image gallery
H2 ALMA, a worldwide collaboration
H2 Join our Newsletter
H2 Image title
H2 General
H2 About ALMA
H2 Outreach
H3 Operation Support Facility (OSF)
H3 Array Operation Site (AOS)
H3 Santiago Central Offices (SCO)
H3 Operations Support Facility (OSF)
H3 Array Operation Site (AOS) Duplicate text
H3 Santiago Central Offices (SCO) Duplicate text
H3 Download
H3 Share Image
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
21 links don't have an anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
There are too many external links (35) on this page.

Found links on this page

LinkAttributesAnchor text
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/en/home/Subdomain English
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/en/about-alma/Subdomain About ALMA
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https://researchers.alma-teles...New window External Subdomain East-Asian ARC
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/en/alma-at-10-years-past-pres...Subdomain Venue and Accommodations
/en/alma-at-10-years-past-pres...Subdomain Transportation
/en/alma-at-10-years-past-pres...Subdomain Where to Eat
/en/alma-at-10-years-past-pres...Subdomain Registration
/en/alma-at-10-years-past-pres...Subdomain Text duplicate News
/en/alma-at-10-years-past-pres...Subdomain Privacy statement
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/en/audience/education/radio-a...Subdomain Radio Astronomy for Teachers
/en/outreach/downloads/Subdomain Text duplicate Downloads
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/en/virtual-tours/Subdomain Text duplicate Virtual Tours
/en/virtual-tour-talks/Subdomain Text duplicate Virtual Tour – Talks
/en/?page_id=2368Subdomain Text duplicate Virtual Tour – 360°
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/press/Subdomain Text duplicate Media Coverage
/en/outreach/alma-site-visit-m...Subdomain Text duplicate Media Visits
/en/virtual-tours/Subdomain Text duplicate Virtual Tours
/en/virtual-tour-talks/Subdomain Text duplicate Virtual Tour – Talks
/en/?page_id=2368Subdomain Virtual Tour – 360
/en/factsheet/Subdomain Text duplicate Factsheet
/en/live-from-chajnantor/Subdomain No Text
/virtual-tour/?lang=enNo Text
/en/alma-observatory-job-portal/Subdomain No Text
https://vimeo.com/464266616External No Text
/en/glossary/Subdomain No Text
/en/b-rolls-2/Subdomain No Text
/en/publications/the-adventure...Subdomain No Text
/en/outreach/why-astronomers-w...Subdomain No Text
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https://vimeo.com/195339056External No Text
/en/outreach/alma-heroes-en/Subdomain No Text
https://welcu.com/alma/the-alm...External No Text
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https://kids.alma.cl/External Subdomain No Text
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https://almascience.org/toolsExternal IMG-ALT Documents and Tools
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https://almascience.org/alma-dataExternal IMG-ALT ALMA Database
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/en/audience/media/media-librarySubdomain No Text
https://kids.alma.cl/?lang=enExternal Subdomain No Text
/en/press-releases/for-the-fir...Subdomain IMG-ALT For the first time, astronomers witness the dawn of a new solar system
/en/category/press-releases/Subdomain Text duplicate Press Releases
A-TITLE Press Releases
/en/press-releases/for-the-fir...Subdomain Text duplicate For the first time, astronomers witness the dawn of a new solar system
/en/category/announcements/Subdomain Text duplicate Announcements
A-TITLE Announcements
/en/announcements/development-...Subdomain 8 July, 2025
IMG-ALT ALMA Board Approves Development of Next-Generation Spectrometer for Morita Array
/en/announcements/development-...Subdomain ALMA Board Approves Development of Next-Generation Spectrometer for Morita Array
/en/category/press-releases/Subdomain Text duplicate Press Releases
A-TITLE Press Releases
/en/press-releases/alma-reveal...Subdomain 1 July, 2025
IMG-ALT ALMA Reveals Hidden Structures in the First Galaxies of the Universe
/en/press-releases/alma-reveal...Subdomain ALMA Reveals Hidden Structures in the First Galaxies of the Universe
/en/audiences/new-super-resolu...Subdomain 24 June, 2025
IMG-ALT New Super-resolution Imaging Reveals the First Step of Planet Formation after Star Birth
/en/audiences/new-super-resolu...Subdomain New Super-resolution Imaging Reveals the First Step of Planet Formation after Star Birth
/en/category/press-releases/Subdomain Text duplicate Press Releases
A-TITLE Press Releases
/en/press-releases/largest-oor...Subdomain 17 June, 2025
IMG-ALT Largest Oort Cloud Comet Ever Observed Unveils Its Secrets with ALMA’s Powerful Gaze
/en/press-releases/largest-oor...Subdomain Largest Oort Cloud Comet Ever Observed Unveils Its Secrets with ALMA’s Powerful Gaze
/en/category/the-people/Subdomain Text duplicate The People
A-TITLE The People
/en/videos/10-years-transformi...Subdomain 16 March, 2023
IMG-ALT 10 Years Transforming Together our Understanding of the Universe
/en/videos/10-years-transformi...Subdomain 10 Years Transforming Together our Understanding of the Universe
/en/category/press-releases/Subdomain Text duplicate Press Releases
A-TITLE Press Releases
/en/press-releases/alma-reveal...Subdomain 13 June, 2025
IMG-ALT ALMA Reveals Lives of Planet-Forming Disks
/en/press-releases/alma-reveal...Subdomain ALMA Reveals Lives of Planet-Forming Disks
/en/category/press-releases/Subdomain Text duplicate Press Releases
A-TITLE Press Releases
/en/press-releases/from-stardu...Subdomain Text duplicate 13 June, 2025
IMG-ALT From Stardust to Stone: Windswept Grains Hold Clues to Planet’s Beginnings
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/en/category/announcements/Subdomain Text duplicate Announcements
A-TITLE Announcements
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