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SEO Report for obspm.fr

December 5, 2019 9:23 AM
Desktop screen Desktop screenshot for obspm.fr

SEO SCORE

Favicon for obspm.frobspm.fr
62

8 criteria passed
3 criteria to solve

PERFORMANCE OPPORTUNITIES

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OVERVIEW

• Category
Science  >  Space / Astronomy
• Online since
December 31, 1994 (explore Wayback Machine)
• Alexa Rank
#141.484, obspm.fr is in the world's top 1 million websites
• Owner
Observatoire de Paris (See more)

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SEO

SSL Certificate
This website is not SSL secured (HTTPS), the certificate issued by TERENA has expired on November 18, 2020.
Title Tag
Observatoire de Paris - PSL Centre de recherche en astronomie et astrophysique
Length: 80 (recommended: 10 to 70)
Meta Description
Fondé en 1667, l’Observatoire de Paris est le plus grand pôle national de recherche en astronomie. Situés sur ses campus de Paris, Meudon et Nançay, (...)
Length: 160 (recommended: 50 to 160)
Google preview
Desktop Version

Observatoire de Paris - PSL Centre de recherche en astronomie et ast...

https://obspm.fr

Fondé en 1667, l’Observatoire de Paris est le plus grand pôle national de recherche en astronomie. Situés sur ses campus de Paris, Meudon et Nançay, (...)

Mobile Version

Favicon for obspm.fr https://obspm.fr

Observatoire de Paris - PSL Centre de recherche en astronomie et ast...

Fondé en 1667, l’Observatoire de Paris est le plus grand pôle national de recherche en astronomie. Situés sur ses campus de Paris,...

Encoding
Great, language/character encoding is specified: utf-8
URL Resolve

No 301 redirects are in place to redirect traffic to your preferred domain. Pages that load successfully both with and without www. are treated as duplicate content! Not all versions of your page point to the same URL.

URL Parameters
Great, the domain URLs look clean.
Attribute Value
viewport width=device-width

SEMANTIC ANALYSIS

The results of our semantic analysis are shown below using the website's language.

They are the main concepts covered by obspm.fr.

Each concept has a confidence score. The higher it is, the more important the topic is relative to the page.

Topics
Observatoire de Paris Confidence: 93% Arrow up

L'Observatoire de Paris est un observatoire astronomique implanté sur trois sites: Paris (avenue de l'Observatoire), Meudon et Nançay.

Meudon Confidence: 85% Arrow up

Meudon est une commune française située dans le département des Hauts-de-Seine en région Île-de-France.

Astrophysique Confidence: 83% Arrow up

L’astrophysique (du grec: étoile, astre et: science de la nature, physique) est une branche interdisciplinaire de l'astronomie qui concerne principalement la physique et l'étude des propriétés des objets de l'univers (étoiles, planètes, galaxies, milieu interstellaire par exemple), comme leur luminosité, leur densité, leur température et leur composition chimique.

Astronomie Confidence: 82% Arrow up

L’astronomie est la science de l’observation des astres, cherchant à expliquer leur origine, leur évolution, ainsi que leurs propriétés physiques et chimiques.

Avec plus de ans d’histoire, les origines de l’astronomie remontent au-delà de l’Antiquité dans les pratiques religieuses préhistoriques.

L’astronomie est l’une des rares sciences où les amateurs jouent encore un rôle actif.

Elle est pratiquée à titre de loisir par un large public d’astronomes amateurs.

Station de radioastronomie de Nançay Confidence: 82% Arrow up

La station de radioastronomie de Nançay (ou observatoire de Nançay), est située dans le département du Cher, à environ de Bourges en plein cœur de la Sologne sur la route de Nançay, en France.

WEBSITE SPEED

obspm.fr website speed is normal. Page speed is important for visitors and search engines.

Get insights to improve your page loading time.

Page Loading Time

1.6s

This domain loads at the median speed of 1.6 seconds.

Speed Percentile

57%

obspm.fr is faster than approximately 57 percent of the web. Your website page speed needs to be as fast as you can make it, without compromising the customer experience.

A good goal to achieve is a loading time of 2 seconds on desktop and mobile devices.

TRAFFIC

This website is ranked #141.484 by Alexa.

This rank is traffic based. The lower the rank is, the better the domain is ranked.

Alexa data for obspm.fr

Daily visitors by country

  • obspm.fr daily visitors distribution - Total: 4 countries
  • Flag for PakistanPakistan (4.1%)
  • Flag for Iran (Islamic Republic of)Iran (Islamic Republic of) (9.5%)
  • Flag for AlgeriaAlgeria (5.7%)
  • Flaf icon for other countryOthers (80.7%)

Traffic country ranks

Country Rank
Flag for MoroccoMorocco #21.795
Flag for PakistanPakistan #44.250
Flag for Iran (Islamic Republic of)Iran (Islamic Republic of) #33.156
Flag for AlgeriaAlgeria #11.963

LAYOUT

Doctype HTML 4.01 Arrow Responsive website, mobile-friendly. Arrow

Mobile Rendering

This website seems to be optimized for Mobile Visitors.

Phone
How obspm.fr looks like on a mobile device such as an iPhone.

Tablet
How obspm.fr looks like on a tablet such as an iPad.

Main colors used

These are the main HTML color codes used by this website. Arrow
  • 22% #ffffff
  • 20% #f0f0f0
  • 11% #e0e0f0
  • 6% #b0b0d0
  • 5% #d0d0e0
  • 3% #804010
  • 3% #f0f0ff
  • 3% #a0a0e0
  • 3% #9090c0
  • 2% #fffff0
  • 2% #302010
  • 2% #fff0f0

Text/code ratio

obspm.fr's text/code ratio is 9.52%. It's a bit low. Consider raising it by adding more text content of value for your visitors, or keeping your code clean.
Text / Code Ratio 9.52%

A good text to HTML ratio is anywhere from 25 to 70%.

This percentage refers to the visible text ratio, as opposed to HTML elements, image tags and other non-visible information.

Main HTML tags

Headings Arrow up

Great, we found headings on this page.

  • <H1> 2
  • <H2> 7
  • <H3> 11
  • <H4> 6
  • <H5> 0
  • <H6> 0
<H1>
Top level heading
Une nouvelle contrainte sur la masse du «graviton»
La dynamique des galaxies naines réexpliquée sans matière noire
<H2>
2nd level heading
Heure légale française
Soleil à paris
Ciel du mois
Agenda
Espace presse
<H3>
3rd level heading
Premier satellite de l’histoire propulsé par de l’iode (2)
Étoiles en scène au grand rex (2)
L’université psl: quand les grandes écoles font université (2)
Alexandre le tiec, lauréat de la médaille de bronze cnrs 2019
Le mystère de l’origine du halo stellaire de notre galaxie se dissipe
<H4>
4th level heading
Publié le 26 novembre 2019
Publié le 21 novembre 2019
Publié le 1 octobre 2019
Publié le 20 novembre 2019
Publié le 18 novembre 2019
Alt attributes Arrow up

We found 38 images on this website.
17 ALT attributes are missing on your image tags. The issue affects 16 actual different images that could be loaded more than once in your page.

Alternative text allows you to add a description to an image.

Google rely on alternative text attributes to determine relevance to a search query. Alternative text also makes an image more likely to appear in a Google image search.

It looks like you're missing alternative text for 17 images on obspm.fr. Check your website to make sure it's specified for each image on the page.

SOCIAL

This is an overview of your homepage shares on social networks.

You're doing quiet good on social media!

Social shares are a key signal, among many others, that search engines use to evaluate the rankings of a website. Asking people to share your pages, adding visible social share buttons and make great quality content are 3 of the most powerful ways to grow your social presence.

  • Facebook iconFacebook
  • Total Engagement 195
  • Likes 65
  • Shares 104
  • Comments 26
  • Pinterest iconPinterest 0
  • Linkedin iconLinkedin 0
  • Stumbleupon iconStumbleupon 0

DOMAIN

Nameservers Arrow up
Host IP Address Country
ns1-p.obspm.fr 145.238.193.21 Flag for FranceFrance
ns2-m.obspm.fr 145.238.186.21 Flag for FranceFrance

SERVER

Server map
  • Service Provider (ISP)
  • OBSPM
  • IP Address
  • 145.238.193.73
  • Country
  • Flag for FranceFrance
  • Region
  • Île-de-France , Paris
  • Latitude and Longitude
  • 48.8359 : 2.33643

OWNER

The owner's whois contact information is public.
Organization
Observatoire de Paris
Address
61, avenue de l'Observatoire 75014 Paris
Country Code
FR
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