Esa.int - SEO Checker

Overview of the SEO Check
Meta information
77% 
Page quality
87% 
Page structure
58% 
Link structure
71% 
Server
91% 
External factors
100% 
SEO Score
Response time
0.11 s
File size
64.30 kB
Words
859
Media files
123
Number of links
65 internal / 11 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
European Space Agency
The length of the page title is perfect. (224 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The European Space Agency portal features the latest news in space exploration, human spaceflight, launchers, telecommunications, navigation, monitoring and space science.
The meta description is too long: 1085 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: en
Language defined in HTML: en
Server location: Italy
The following language is defined by HTML: en
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, user-scalable=no, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0
descriptionThe European Space Agency portal features the latest news in space exploration, human spaceflight, launchers, telecommunications, navigation, monitoring and space science.
keywordsEuropean Space Agency, Moon, Mars, sun, space exploration, probes, missions, satellites, launchers, international space station, ISS, telecommunications, earth observation, navigation, astronauts, solar system, universe, remote sensing, space news, ESA, environment, monitoring, astronomy, Ariane, rocket, Galileo, comet, education, Venus
langen
og:titleEuropean Space Agency
og:descriptionThe European Space Agency portal features the latest news in space exploration, human spaceflight, launchers, telecommunications, navigation, monitoring and space science.
X-UA-CompatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 859 words. That's ok.
15.3% 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.
4 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 15.2 words is good.
Frames
(Critically important)
This website does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width, user-scalable=no, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0" is provided.
This website only loads 3 JavaScript files. That's good!
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 17 tags for this page.
Image SEO
(Somewhat important)
25 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
...llars/design/pillars/images/ESA_Menu.svgESA menu toggle
...ars/design/pillars/images/ESA_Search.svgESA search toggle
...lars/design/pillars/images/ESA_Title.svgESA title
...llars/design/pillars/images/ESA_Logo.svgESA logo
.../pillars/design/pillars/images/arrow.svgOpen item
...ng-GB/Spain_s_chilly_blanket_pillars.jpgThe heavy snowfall that hit Spain a few days ago still lies heavy across much of the country as this Copernicus Sentinel-3 satellite image shows.
.../pillars/design/pillars/images/arrow.svgOpen item
...B/ESA_kids_app_now_available_pillars.jpgNo alt attribute provided
.../pillars/design/pillars/images/arrow.svgOpen item
...al_s_annual_press_conference_pillars.jpgNo alt attribute provided
...712-2-eng-GB/Exploration_card_medium.jpgNo alt attribute provided
...ng-GB/A_sphere_of_colour_card_medium.jpgA sphere of colour
...OHO_satellite_23_January_card_medium.jpgSolar flare seen by ESA/NASA SOHO satellite 23 January
...networking_with_CubeSats_card_medium.jpgHera networking with CubeSats
...2-1-eng-GB/Earth_science_card_medium.jpgNo alt attribute provided
...1-eng-GB/Economic_growth_card_medium.jpgNo alt attribute provided
...1-eng-GB/PICASSO_CubeSat_card_medium.jpgPICASSO CubeSat
...-GB/Space_transportation_card_medium.jpgNo alt attribute provided
...ll_visitors_to_ESA_sites_card_medium.jpgNo alt attribute provided
.../pillars/design/pillars/images/arrow.svgOpen
...GB/Keep_this_surface_dirty_card_full.jpgNo alt attribute provided
...rs/design/pillars/images/arrow-white.svgView
...es_seen_during_spacewalk_card_medium.jpgInternational Space Station laboratories seen during spacewalk
.../pillars/design/pillars/images/arrow.svgRead
...-GB/Snowbox_test_roadway_card_medium.jpgSnowbox test roadway
.../pillars/design/pillars/images/arrow.svgRead
...rs/design/pillars/images/play-button.svgPlay
...g_space_food_and_fitness_card_medium.jpgNo alt attribute provided
...rs/design/pillars/images/arrow-white.svgPlay
...rs/design/pillars/images/play-button.svgPlay
...We_research._You_benefit_card_medium.jpgNo alt attribute provided
...rs/design/pillars/images/arrow-white.svgPlay
...-1-eng-GB/Tanezrouft_Basin_card_full.jpgThe Copernicus Sentinel-2 mission takes us over the Tanezrouft Basin – one of the most desolate parts of the Sahara Desert.
...rs/design/pillars/images/arrow-white.svgView
...rs/design/pillars/images/play-button.svgPlay
...th_from_Space_Tanezrouft_card_medium.jpgNo alt attribute provided
...rs/design/pillars/images/arrow-white.svgPlay
...ng-GB/Rocket_merchandise_card_medium.jpgNo alt attribute provided
.../pillars/design/pillars/images/arrow.svgOpen
...-GB/Asteroids_vs._microbes_card_full.jpgAsteroids vs. microbes
...rs/design/pillars/images/arrow-white.svgView
...-GB/Spain_s_chilly_blanket_card_full.jpgThe heavy snowfall that hit Spain a few days ago still lies heavy across much of the country as this Copernicus Sentinel-3 satellite image shows.
...rs/design/pillars/images/arrow-white.svgView
...eriment_on_Space_Station_card_medium.jpgBubbles made in space
.../pillars/design/pillars/images/arrow.svgRead
...rs/design/pillars/images/play-button.svgPlay
...ch_complex_December_2020_card_medium.jpgTour the Ariane 6 launch complex at Europe's Spaceport in Kourou, French Guiana
...rs/design/pillars/images/arrow-white.svgPlay
...r_wind_favours_the_north_card_medium.jpgEnergy from solar wind favours the north
.../pillars/design/pillars/images/arrow.svgRead
...ateway_with_Orion_docked_card_medium.pngGateway
.../pillars/design/pillars/images/arrow.svgRead
.../pillars/design/pillars/images/arrow.svgOpen item
...tic_a_delicate_icy_ecosystem_pillars.jpgNo alt attribute provided
...53-1-eng-GB/Our_missions_card_medium.jpgNo alt attribute provided
.../pillars/design/pillars/images/arrow.svgOpen
...650-1-eng-GB/Jan_Woerner_card_medium.jpgJan Wörner
.../pillars/design/pillars/images/arrow.svgOpen
...094027-4-eng-GB/ESA_Shop_card_medium.jpgNo alt attribute provided
.../pillars/design/pillars/images/arrow.svgOpen
...7199-1-eng-GB/ESA_Web_TV_card_medium.jpgNo alt attribute provided
.../pillars/design/pillars/images/arrow.svgOpen
...855-1-eng-GB/This_is_ESA_card_medium.jpgNo alt attribute provided
.../pillars/design/pillars/images/arrow.svgOpen
.../ESA_blog_navigator_link_card_medium.jpgESA blog navigator link
.../pillars/design/pillars/images/arrow.svgOpen
.../pillars/design/pillars/images/arrow.svgOpen item
...iter_s_first_view_of_the_Sun_pillars.jpgSolar Orbiter's first view of the Sun
...Space_food_tasting_items_card_medium.jpgCanned russian space food tasting items for Matthias Maurer
.../pillars/design/pillars/images/arrow.svgRead
..._to_make_a_space_mission_card_medium.jpg1: 11 steps to make a space mission
.../pillars/design/pillars/images/arrow.svgRead
...g_oxygen_out_of_moondust_card_medium.jpgMaking oxygen out of moondust
.../pillars/design/pillars/images/arrow.svgRead
...ernational_Space_Station_card_medium.jpgInternational Space Station
.../pillars/design/pillars/images/arrow.svgRead
...-eng-GB/Madrid_snowbound_card_medium.jpgThis Copernicus Sentinel-2 image of Madrid in Spain appears to have been taken in black and white. In fact, it is a true-colour image – but the heaviest snowfall in 50 years has blanketed the region, turning the landscape white.
.../pillars/design/pillars/images/arrow.svgRead
...-4-eng-GB/Madrid_snowbound_card_full.jpgThis Copernicus Sentinel-2 image of Madrid in Spain appears to have been taken in black and white. In fact, it is a true-colour image – but the heaviest snowfall in 50 years has blanketed the region, turning the landscape white.
...rs/design/pillars/images/arrow-white.svgView
...es_seen_during_spacewalk_card_medium.jpgInternational Space Station laboratories seen during spacewalk
.../pillars/design/pillars/images/arrow.svgRead
...-GB/Snowbox_test_roadway_card_medium.jpgSnowbox test roadway
.../pillars/design/pillars/images/arrow.svgRead
...-GB/Spain_s_chilly_blanket_card_full.jpgThe heavy snowfall that hit Spain a few days ago still lies heavy across much of the country as this Copernicus Sentinel-3 satellite image shows.
...rs/design/pillars/images/arrow-white.svgView
...te_trainee_Justyna_Barys_card_medium.jpgYoung graduate trainee Justyna Barys
.../pillars/design/pillars/images/arrow.svgRead
...-eng-GB/CubeSat_fitcheck_card_medium.jpgNo alt attribute provided
.../pillars/design/pillars/images/arrow.svgRead
...rs/design/pillars/images/play-button.svgPlay
...g_space_food_and_fitness_card_medium.jpgNo alt attribute provided
...rs/design/pillars/images/arrow-white.svgPlay
...rs/design/pillars/images/play-button.svgPlay
...We_research._You_benefit_card_medium.jpgNo alt attribute provided
...rs/design/pillars/images/arrow-white.svgPlay
...rs/design/pillars/images/play-button.svgPlay
...th_from_Space_Tanezrouft_card_medium.jpgNo alt attribute provided
...rs/design/pillars/images/arrow-white.svgPlay
...rs/design/pillars/images/play-button.svgPlay
..._annual_press_conference_card_medium.jpgNo alt attribute provided
...rs/design/pillars/images/arrow-white.svgPlay
...rs/design/pillars/images/play-button.svgPlay
...ch_complex_December_2020_card_medium.jpgTour the Ariane 6 launch complex at Europe's Spaceport in Kourou, French Guiana
...rs/design/pillars/images/arrow-white.svgPlay
...1093729-4-eng-GB/Careers_card_medium.jpgNo alt attribute provided
.../pillars/design/pillars/images/arrow.svgOpen
...eng-GB/Business_with_ESA_card_medium.jpgNo alt attribute provided
.../pillars/design/pillars/images/arrow.svgOpen
...pace_Innovation_Platform_card_medium.jpgOpen Space Innovation Platform
.../pillars/design/pillars/images/arrow.svgOpen
...eteosat_Third_Generation_card_medium.jpgMeteosat Third Generation
.../pillars/design/pillars/images/arrow.svgOpen
...GB/Keep_this_surface_dirty_card_full.jpgNo alt attribute provided
...rs/design/pillars/images/arrow-white.svgView
...-1-eng-GB/Tanezrouft_Basin_card_full.jpgThe Copernicus Sentinel-2 mission takes us over the Tanezrouft Basin – one of the most desolate parts of the Sahara Desert.
...rs/design/pillars/images/arrow-white.svgView
...-GB/Asteroids_vs._microbes_card_full.jpgAsteroids vs. microbes
...rs/design/pillars/images/arrow-white.svgView
...-GB/Spain_s_chilly_blanket_card_full.jpgThe heavy snowfall that hit Spain a few days ago still lies heavy across much of the country as this Copernicus Sentinel-3 satellite image shows.
...rs/design/pillars/images/arrow-white.svgView
...-4-eng-GB/Madrid_snowbound_card_full.jpgThis Copernicus Sentinel-2 image of Madrid in Spain appears to have been taken in black and white. In fact, it is a true-colour image – but the heaviest snowfall in 50 years has blanketed the region, turning the landscape white.
...rs/design/pillars/images/arrow-white.svgView

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 60 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 In the spotlight
H2 Recommended
H2 Trending
H2 Featured videos
H2 More
H2 Featured images
H3 Week in images: 11 - 15 January 2021
H3 ESA Kids app now available
H3 Director General's annual press conference
H3 Information for all visitors to ESA sites
H3 Keep this surface dirty
H3 Astronauts to boost European connectivity
H3 Autonomous driving on intelligent road at Europe's edge
H3 Astronaut vlog: space food and fitness
H3 Metal Fuels. We research. You benefit.
H3 Tanezrouft Basin
H3 Earth from Space: Tanezrouft
H3 2021 is taking off with ESA's new rocket merchandise
H3 Asteroids vs. microbes
H3 Spain's chilly blanket
H3 Muscles, metals, bubbles and rotifers – a month of European…
H3 Ariane 6 launch complex – December 2020
H3 Energy from solar wind favours the north
H3 European Gateway module to be built in France as Thomas Pes…
H3 More items
H3 The Arctic: a delicate icy ecosystem
H3 Our missions
H3 DG's blog
H3 ESA Shop
H3 ESA Web TV
H3 This is ESA
H3 ESA Blog Navigator
H3 Solar Orbiter's first view of the Sun
H3 Homemade space food for Matthias Maurer
H3 Professionals
H3 Entry level and research programmes
H3 Where is the International Space Station?
H3 Week in images: 11 - 15 January 2021 Duplicate text
H3 Madrid snowbound
H3 Astronauts to boost European connectivity Duplicate text
H3 Autonomous driving on intelligent road at Europe's edge Duplicate text
H3 Spain's chilly blanket Duplicate text
H3 Graduates: Young Graduate Trainees
H3 Student Internships
H3 Astronaut vlog: space food and fitness Duplicate text
H3 Metal Fuels. We research. You benefit. Duplicate text
H3 Earth from Space: Tanezrouft Duplicate text
H3 Director General's annual press conference Duplicate text
H3 Ariane 6 launch complex – December 2020 Duplicate text
H3 More items Duplicate text
H3 Careers at ESA
H3 Business with ESA
H3 Open Space Innovation Platform
H3 Downstream Gateway
H3 Keep this surface dirty Duplicate text
H3 Tanezrouft Basin Duplicate text
H3 Asteroids vs. microbes Duplicate text
H3 Spain's chilly blanket Duplicate text
H3 Madrid snowbound Duplicate text
H3 More items Duplicate text
Some internal link anchor texts are too long.
Some anchor texts are used more than once.
There are 4 links with a trivial anchor text.
The amount of internal links is ok.
All internal links don't have dynamic parameters.
There are 11 external links on this page.
LinkAttributesAnchor text
https://www.esa.int/IMG-ALT ESA logo
/About_Us/Week_in_images/Week_...Open
IMG-ALT Open item
/kids/en/news/ESA_Kids_app_now...New window Text duplicate Open
IMG-ALT Open item
/ESA_Multimedia/Videos/2021/01...Play
IMG-ALT Open item
/Science_Exploration/Human_and...Exploration
/Science_Exploration/Space_Sci...Our Sun
IMG-ALT A sphere of colour
/Science_ExplorationTrivial anchor text
More
/Safety_Security/Lagrange_miss...Space weather
IMG-ALT Solar flare seen by ESA/NASA SOHO satellite 23 January
/Safety_Security/Risky_asteroidsAsteroids
IMG-ALT Hera networking with CubeSats
/Safety_SecurityText duplicate Trivial anchor text
More
/Applications/Observing_the_Ea...ESA for Earth
/Applications/Telecommunicatio...Economic growth
https://www.esa.int/ApplicationsText duplicate Trivial anchor text
More
/Enabling_Support/Space_Engine...CubeSats
IMG-ALT PICASSO CubeSat
/Enabling_Support/Space_Transp...Access to space
/Enabling_SupportText duplicate Trivial anchor text
More
/About_Us/Corporate_news/ESA_m...Focus on Information for all visitors to ESA sites Coronavirus measures for hosted meetings and visitors Open
IMG-ALT Open
/ESA_Multimedia/Images/2021/01...Image Science & Exploration Keep this surface dirty 19/01/2021 443 views 31 likes View
IMG-ALT View
/Applications/Telecommunicatio...Story Applications Astronauts to boost European connectivity 19/01/2021 1493 views 59 likes Read
IMG-ALT International Space Station laboratories seen during spacewalk
/Applications/Navigation/Auton...Story Applications Autonomous driving on intelligent road at Europe's edge 19/01/2021 1321 views 54 likes Read
IMG-ALT Snowbox test roadway
/ESA_Multimedia/Videos/2021/01...Video 00:04:14 Science & Exploration Astronaut vlog: space food and fitness 18/01/2021 919 views 54 likes Play
IMG-ALT Play
/ESA_Multimedia/Videos/2021/01...Video 00:07:30 Science & Exploration Metal Fuels. We research. You benefit. 15/01/2021 2992 views 115 likes Play
IMG-ALT Play
/ESA_Multimedia/Images/2021/01...Image Applications Tanezrouft Basin 15/01/2021 4353 views 131 likes View
IMG-ALT The Copernicus Sentinel-2 mission takes us over the Tanezrouft Basin – one of the most desolate parts of the Sahara Desert.
/ESA_Multimedia/Videos/2021/01...Video 00:02:50 Applications Earth from Space: Tanezrouft 15/01/2021 2259 views 68 likes Play
IMG-ALT Play
https://shop.spreadshirt.net/e...New window External Subdomain Focus on 2021 is taking off with ESA's new rocket merchandise Open
IMG-ALT Open
/ESA_Multimedia/Images/2021/01...Image Agency Asteroids vs. microbes 14/01/2021 2965 views 100 likes View
IMG-ALT Asteroids vs. microbes
/ESA_Multimedia/Images/2021/01...Image Applications Spain's chilly blanket 13/01/2021 37258 views 592 likes View
IMG-ALT The heavy snowfall that hit Spain a few days ago still lies heavy across much of the country as this Copernicus Sentinel-3 satellite image shows.
/Science_Exploration/Human_and...Story Science & Exploration Muscles, metals, bubbles and rotifers – a month of European… 13/01/2021 2615 views 87 likes Read
IMG-ALT Bubbles made in space
/ESA_Multimedia/Videos/2021/01...Video 00:02:20 Enabling & Support Ariane 6 launch complex – December 2020 12/01/2021 2088 views 63 likes Play
IMG-ALT Play
/Applications/Observing_the_Ea...Story Applications Energy from solar wind favours the north 12/01/2021 4781 views 108 likes Read
IMG-ALT Energy from solar wind favours the north
/Science_Exploration/Human_and...Story Science & Exploration European Gateway module to be built in France as Thomas Pes… 07/01/2021 6830 views 102 likes Read
IMG-ALT Gateway
https://www.esa.int/(archive)/0More items
/ESA_Multimedia/Videos/2020/09...Text duplicate Play
IMG-ALT Open item
/ESA/Our_MissionsFocus on Our missions Discover our missions: past, present and future. Open
IMG-ALT Open
http://blogs.esa.int/janwoerner/New window External Focus on DG's blog Blog of ESA Director General Jan Wörner. Open
IMG-ALT Jan Wörner
https://www.esa.int/esashop/New window Focus on ESA Shop For your ESA-branded apparel and accessories. Open
IMG-ALT Open
/ESA_Multimedia/ESA_Web_TVFocus on ESA Web TV ESA's one-stop-shop for all live events from launches to lectures. Open
IMG-ALT Open
/About_Us/ESA_Publications/Thi...Focus on This is ESA This is ESA is an illustrated guide to what ESA is and what we do. Now available in all Member State languages. Open
IMG-ALT Open
http://blogs.esa.int/New window External Focus on ESA Blog Navigator Check out all our active blogs - although update frequency can vary. Open
IMG-ALT ESA blog navigator link
/ESA_Multimedia/Images/2020/07...View
IMG-ALT Open item
/Science_Exploration/Human_and...Story Science & Exploration Homemade space food for Matthias Maurer 08/10/2020 7116 views 74 likes Read
IMG-ALT Canned russian space food tasting items for Matthias Maurer
/About_Us/Careers_at_ESA/Profe...Story Agency Professionals 13458 views 33 likes Read
IMG-ALT 1: 11 steps to make a space mission
/About_Us/Careers_at_ESA/Entry...Story Agency Entry level and research programmes 13321 views 12 likes Read
IMG-ALT Making oxygen out of moondust
/Science_Exploration/Human_and...Story Science & Exploration Where is the International Space Station? 28725323 views 35973 likes Read
IMG-ALT International Space Station
/About_Us/Week_in_images/Week_...Story Agency Week in images: 11 - 15 January 2021 15/01/2021 3327 views 71 likes Read
IMG-ALT This Copernicus Sentinel-2 image of Madrid in Spain appears to have been taken in black and white. In fact, it is a true-colour image – but the heaviest snow...
/ESA_Multimedia/Images/2021/01...Image Applications Madrid snowbound 12/01/2021 44747 views 903 likes View
IMG-ALT This Copernicus Sentinel-2 image of Madrid in Spain appears to have been taken in black and white. In fact, it is a true-colour image – but the heaviest snow...
/Applications/Telecommunicatio...Text duplicate Story Applications Astronauts to boost European connectivity 19/01/2021 1493 views 59 likes Read
IMG-ALT International Space Station laboratories seen during spacewalk
/Applications/Navigation/Auton...Text duplicate Story Applications Autonomous driving on intelligent road at Europe's edge 19/01/2021 1321 views 54 likes Read
IMG-ALT Snowbox test roadway
/ESA_Multimedia/Images/2021/01...Text duplicate Image Applications Spain's chilly blanket 13/01/2021 37258 views 592 likes View
IMG-ALT The heavy snowfall that hit Spain a few days ago still lies heavy across much of the country as this Copernicus Sentinel-3 satellite image shows.
/About_Us/Careers_at_ESA/Gradu...Story Agency Graduates: Young Graduate Trainees 471669 views 806 likes Read
IMG-ALT Young graduate trainee Justyna Barys
/About_Us/Careers_at_ESA/Stude...Story Agency Student Internships 515050 views 974 likes Read
IMG-ALT Read
/ESA_Multimedia/Videos/2021/01...Text duplicate Video 00:04:14 Science & Exploration Astronaut vlog: space food and fitness 18/01/2021 919 views 54 likes Play
IMG-ALT Play
/ESA_Multimedia/Videos/2021/01...Text duplicate Video 00:07:30 Science & Exploration Metal Fuels. We research. You benefit. 15/01/2021 2992 views 115 likes Play
IMG-ALT Play
/ESA_Multimedia/Videos/2021/01...Text duplicate Video 00:02:50 Applications Earth from Space: Tanezrouft 15/01/2021 2259 views 68 likes Play
IMG-ALT Play
/ESA_Multimedia/Videos/2021/01...Video 01:36:00 Agency Director General's annual press conference 14/01/2021 2021 views 30 likes Play
IMG-ALT Play
/ESA_Multimedia/Videos/2021/01...Text duplicate Video 00:02:20 Enabling & Support Ariane 6 launch complex – December 2020 12/01/2021 2088 views 63 likes Play
IMG-ALT Play
/ESA_Multimedia/VideosText duplicate More items
/About_Us/Careers_at_ESAFocus on Careers at ESA Work with a highly dedicated team, committed to ensuring that Europe continues to remain at the forefront of the space industry. Open
IMG-ALT Open
/About_Us/Business_with_ESAFocus on Business with ESA ESA procurements aim to accomplish ESA space missions and to support the competitiveness of the European space industry. Open
IMG-ALT Open
https://ideas.esa.int/New window External Focus on Open Space Innovation Platform Submit your ideas and change the future of space research, technology and applications. Open
IMG-ALT Open Space Innovation Platform
http://down2earth.esa.int/New window External Focus on Downstream Gateway Downstream opportunities, linking new and emerging business sectors with capabilities being developed in ESA programmes. Open
IMG-ALT Meteosat Third Generation
/ESA_Multimedia/Images/2021/01...Text duplicate Image Science & Exploration Keep this surface dirty 19/01/2021 443 views 31 likes View
IMG-ALT View
/ESA_Multimedia/Images/2021/01...Text duplicate Image Applications Tanezrouft Basin 15/01/2021 4353 views 131 likes View
IMG-ALT The Copernicus Sentinel-2 mission takes us over the Tanezrouft Basin – one of the most desolate parts of the Sahara Desert.
/ESA_Multimedia/Images/2021/01...Text duplicate Image Agency Asteroids vs. microbes 14/01/2021 2965 views 100 likes View
IMG-ALT Asteroids vs. microbes
/ESA_Multimedia/Images/2021/01...Text duplicate Image Applications Spain's chilly blanket 13/01/2021 37258 views 592 likes View
IMG-ALT The heavy snowfall that hit Spain a few days ago still lies heavy across much of the country as this Copernicus Sentinel-3 satellite image shows.
/ESA_Multimedia/Images/2021/01...Text duplicate Image Applications Madrid snowbound 12/01/2021 44747 views 903 likes View
IMG-ALT This Copernicus Sentinel-2 image of Madrid in Spain appears to have been taken in black and white. In fact, it is a true-colour image – but the heaviest snow...
/ESA_Multimedia/ImagesText duplicate More items
/Services/Frequently_asked_que...FAQ
/Services/ContactsContacts
/Services/Terms_and_conditionsTerms and conditions
https://public.govdelivery.com...External Subdomain Subscribe
https://www.youtube.com/user/ESANew window External No Text
https://twitter.com/esaNew window External No Text
https://www.facebook.com/Europ...New window External No Text
https://www.instagram.com/euro...New window External No Text
https://www.linkedin.com/compa...New window External No Text

Server configuration

HTTP redirects
(Critically important)
This website redirects to "https://www.esa.int/"
HTTP header
(Important)
The web server version is sent within the HTTP header.
No X-Powered HTTP header is sent.
This website uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is excellent with 0.11 seconds.
This website only loads 1 CSS files. That's ok.
This website only loads 3 JavaScript files. That's good!
The file size of the HTML document is fine (64 kB).

HTTP Response Header

NameValue
dateWed, 20 Jan 2021 05:03:43 GMT
content-typetext/html; charset=utf-8
transfer-encodingchunked
connectionkeep-alive
expiresWed, 20 Jan 2021 05:08:10 GMT
serverPWS/8.3.1.0.8
served-bywww.esa.int
content-languageen-GB
last-modifiedWed, 20 Jan 2021 04:58:10 GMT
content-security-policy-report-onlydefault-src https: data: wss: 'unsafe-inline' 'unsafe-eval'; report-uri /csp.php
x-cache-specYes
content-encodinggzip
age333
via1.1 PSdgflkfFRA1ox201:9 (W), 1.1 PSdgflkfFRA1dm92:9 (W)
x-pxht PSdgflkfFRA1dm92FRA
x-ws-request-id6007b9af_PSdgflkfFRA1vg9_45557-37955
cache-controlmax-age=600
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Critically important)
This website is not classified "for adult only".
This website is not listed on the Shallalist.
This website is referenced by wikipedia.
This website has excellent links from other websites.
This website has backlinks from 60,230 referring domains.
This website has 15,919,049 backlinks.
This website has backlinks from 43,739 different ip addresses.
Facebook popularity
(Somewhat important)
This website has social activity like shares, comments or likes on facebook.
Listed on Webwiki
(Nice to have)
This website is listed on Webwiki.

Robots.txt

User-agent: *
Crawl-delay: 5
Allow: /
Disallow: /spaceinvideos/layout/set
Disallow: /spaceinimages/layout/set
Disallow: /esatv/layout/set
Disallow: /layout/set
Disallow: /ger/layout/set
Disallow: /fre/layout/set
Disallow: /dut/layout/set
Disallow: /dan/layout/set
Disallow: /esl/layout/set
Disallow: /fin/layout/set
Disallow: /ell/layout/set
Disallow: /ita/layout/set
Disallow: /nor/layout/set
Disallow: /pol/layout/set
Disallow: /por/layout/set
Disallow: /cze/layout/set
Disallow: /ron/layout/set
Disallow: /swe/layout/set

User-agent: YahooCacheSystem
User-agent: Mozilla/5.0 (compatible; Yahoo! Slurp; http://help.yahoo.com/help/us/ysearch/slurp)
Crawl-delay: 20

User-agent: YandexBot
User-agent: YandexMedia
User-agent: YandexImages
User-agent: YandexCatalog
User-agent: YaDirectFetcher
User-agent: YandexBlogs
User-agent: YandexNews
User-agent: YandexPagechecker
User-agent: YandexMetrika
User-agent: YandexMarket
User-agent: YandexCalendar
Crawl-delay: 20

Facebook popularity

Shares / Likes / Comments
5,185

Only the data for the given URL is shown. We cannot determine the social actions for a linked fan page.

Search preview

www.esa.int
European Space Agency
The European Space Agency portal features the latest news in space exploration, human spaceflight, launchers, telecommunications, navigation, monitoring and space science.

Most important keywords

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

KeywordResultRecheck
Space70%Check
Europe68%Check
European Space68%Check
European Space Agency67%Check
European66%Check
Space Agency65%Check
Space Science60%Check
Space Exploration60%Check
space food58%Check
Open Space57%Check

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