SiteChecker is a free SEO tool that provides recommendation for better search engine visibility.
Updated on December 23 2023 15:49 PM
Old data? UPDATE this report !
The score is 51/100
Website Title
Home - Planetary Astronomy
Length : 26
Good! Your title is perfect because it is between 10 and 70 characters long.
Website Description
Planetary Astronomy is a comprehensive book about observing, imaging, and studying planets. It has been written by skillful amateur observers in their respective domains
Length : 169
Hey!, Your meta description should ideally be between 70 and 160 characters long (spaces included).
Keywords
Hey! You should consider putting meta keywords on your page.
Og Meta Properties
Great!, OG Properties are used on your page.
| Property | Content |
|---|---|
| locale | en_US |
| type | website |
| title | Planetary Astronomy |
| description | Planetary Astronomy is a comprehensive book about observing, imaging, and studying planets. It has been written by seven authors, all being skillful amateur observers in their respective domains. |
| url | https://planetary-astronomy.com/ |
| site_name | Planetary Astronomy |
| image | https://planetary-astronomy.com/wp-content/uploads/2020/12/PlanetaryAstronomy_PBOOK003_300px.png |
| image:width | 300 |
| image:height | 487 |
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 0 | 0 | 4 | 6 | 0 | 0 |
Images
We found 8 images on this web page.
Needs attention! Add alternative text to your images so that search engines can better grasp what they're about. There are 7 alt attributes that are either empty or missing.
Text/HTML Ratio
Ratio : 8%
Because the text-to-HTML-code ratio on this page is less than 15, your website most likely needs additional text content.
Flash
Good!, you are not using Flash content.
Iframe
Bad!, We found Iframe(s) in your page. The content within that Iframe cannot be index by Search Engines.
SEO URL Rewrite
Excellent! Your url seems SEO friendly.
URL Underscores
Good! There are no underscores in your URLs.
In-page links
We found a total of 7 links including 0 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| Home | Internal | Passing Juice |
| Preface | Internal | Passing Juice |
| Content | Internal | Passing Juice |
| Authors | Internal | Passing Juice |
| Gallery | Internal | Passing Juice |
| Order | Internal | Passing Juice |
| Contact | Internal | Passing Juice |
Keywords Cloud
astronomy planetary imaging planets seven book studying authors details observing
Keywords Consistency
| Keyword | Content | Website Title | Keywords | Website Description | Headings |
|---|---|---|---|---|---|
| imaging | 6 |  |
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| planetary | 6 | |
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| planets | 5 | |
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| astronomy | 5 | |
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| observing | 4 | |
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Url
Domain : planetary-astronomy.com
Length : 23
Favicon
Nice, you are using Favicon for your website.
Printability
Ooops. Print-Friendly CSS recommended to your website.
Language
Good. For declaring en as your website's language.
Dublin Core
Oops. Dublin Core isn't being used on this page.
Doctype
HTML 5
Encoding
Good!. For specifying UTF-8 as your page charset.
W3C Validity
Errors : 9
Warnings : 12
Email Privacy
Awesome!, For converting your email address into image. Plain text tends email harvesting softwares to get your email address and will get receive spam mails later on.
Deprecated HTML
Great! No obsolete or deprecated HTML tags on your website. This is recommended to improve visitor's user experience.
Speed Tips
|
Good, Your page are not using nested tables. |
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Not Good., We found inline styles in your website. Try to avoid this as much as possible. |
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Too bad, There are too many CSS files on your page. (more than 4). |
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Needs attention!, We detected too much JS files on your page. (more than 6). Our Advice: try to minify or consolidate these JS files instead. This affects the speed of your page. |
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Perfect, Your website makes use of Gzip compression. |
Mobile Optimization
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Apple Icon |
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Meta Viewport Tag |
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Flash content |
XML Sitemap
Missing
Hey! This is not good. There is no XML sitemap on your website.
A sitemap is a list of URLs that are crawlable and can include information such as your site's frequency of changes and most recent updates.
Robots.txt
http://planetary-astronomy.com/robots.txt
Awesome, A robots.txt file exists on your website.
Analytics
Missing
Ooops. This website does not appear to have an analytics tool loaded. Web analytics allows you to track the behavior of your website's visitors. You should install at least one analytics program.