✅ 6 criteria passed
❌ 5 criteria to solve
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Astrosurf - Astronomie
http://astrosurf.com
Astrosurf est un site pour les astronomes amateur, totalement dédié à la pratique de l'Astronomie.
http://astrosurf.com
Astrosurf - Astronomie
Astrosurf est un site pour les astronomes amateur, totalement dédié à la pratique de l'Astronomie.
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 | Resolved URL |
| http://astrosurf.com | http://www.astrosurf.com/ |
| https://astrosurf.com | HTTP header error |
| http://www.astrosurf.com | http://www.astrosurf.com/ |
| https://www.astrosurf.com | HTTP header error |
| Attribute | Value |
| ⓘ viewport | width=device-width, initial-scale=1 |
ⓘ The owner has associated the following topics to the website.
ⓘ The results of our semantic analysis are shown below using the website's language.
They are the main concepts covered by astrosurf.com.
Each concept has a confidence score. The higher it is, the more important the topic is relative to the page.
| Topics | |
Astronomie Confidence: 85% 
|
❌ astrosurf.com website speed is slow. Page speed is important for visitors and search engines.
Get insights to improve your page loading time.
This domain loads at the median speed of 0.6 seconds.
astrosurf.com is faster than approximately 93 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.
ⓘ This website is ranked #189.983 by Alexa.
This rank is traffic based. The lower the rank is, the better the domain is ranked.
| Country | Rank |
 Algeria |
#16.954 |
 Morocco |
#37.118 |
Mobile Rendering
This website seems to be optimized for Mobile Visitors.
Phone
Tablet
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.
Great, we found headings on this page.
| Top level heading |
| Forums |
| 2nd level heading |
| Astronomy |
| Astrosurf |
| A propos d'astrosurf |
| Navigation |
| Sites à découvrir |
| Sur les réseaux sociaux |
| 3rd level heading |
| Upcoming events |
| Groupes |
| Bistrot |
| Ciel profond en mode rapide |
| Jumelles et binoculaires le ciel en vision 3d |
| Le salon de lecture |
| Le sony a7s pour tous ! |
| Chavadrome |
| Un réfracteur français |
| Arc lémanique |
| Fichiers |
| 4th level heading |
| Sign ın |
| General astronomy |
| Practical astronomy |
| Visual observation |
| Astrophotography |
| Spectroscopy and photometry |
| Solar astronomy |
| The beginners forum |
| Meetings-events |
| Pro-am cooperations |
| New products |
| Seen on the net |
| Astrosurf-magazine |
| All about astrosurf forums |
| Tests |
| Beta tests |
| Browse |
| Store |
| Activity |
| Support |
We found 42 images on this website.
22
ALT attributes are missing on your image tags.
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 22 images on astrosurf.com. Check your website to make sure it's specified for each image on the page.
10 of which have the nofollow attribute, meaning that their destination should not be afforded any additional weight or ranking by search engines.
For a better readability, only the first 50 internal links are shown below.
| ⓘ Domain Registrar | OVH SAS |
| ⓘ Registration Date | 07/10/1997 27 years, 4 months, 10 days ago |
| ⓘ Last Modified | 07/01/2019 5 years, 4 months, 19 days ago |
| ⓘ Expiration Date | 07/09/2020 Expired |
| Domain |
Others (96.9%)
France
SOCIAL MEDIA PRESENCE
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