SEO report of astronomybook.net
Astronomy Book - only introduce astronomy books
www.astronomybook.net/
We collect a bulk of astronomy book introduction, author information, publishing company, issued time, pages, price, comments etc. Help yourself!
Tasks
- Avoid using deprecated HTML tags.
SEO
URL
Domain : www.astronomybook.net/
Character length : 22
Title
Astronomy Book - only introduce astronomy books
Description
We collect a bulk of astronomy book introduction, author information, publishing company, issued time, pages, price, comments etc. Help yourself!
Keywords (meta keywords)
astronomy book,astronomy,book library
Error! Using “meta keywords” is meaningless in a while.
Error! Using “meta keywords” is meaningless in a while.
Open Graph Protocol
Error! The website does not use the OG (Open Graph) protocol.
Dublin Core
Dublin Core is not used
Underscores in the URLs
Good! No underscore (_) found in the URLs.
Search engine friendly URLs
Good! The website uses SEO friendly URLs.
Checking the robots.txt file
There is robots.txt file.
Social
Social Engagement
No info found.
Content
Doctype
HTML 5
Encoding
Perfect! The character encoding is set: UTF-8.
Language
We have found the language localisation: ”en”.
Title
Astronomy Book - only introduce astronomy books
Character length : 47
Good! The title’s length is between 10 and 70 characters.
Character length : 47
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 30%
Good! The text / code ratio is between 25 and 70 percent.
Good! The text / code ratio is between 25 and 70 percent.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
|---|---|---|---|---|---|
| 1 | 10 | 0 | 2 | 0 | 0 |
Heading structure in the source code
- <H1> Astronomy Book
- <H2> 50 Things To See With A Small Telescope
- <H2> Death by Black Hole: And Other Cosmic Quandaries
- <H2> Astronomy with a Home Computer (The Patrick Moore Practical Astronomy Series)
- <H2> Astronomy and Mathematics in Ancient China: The 'Zhou Bi Suan Jing' (Needham Research Institute Studies)
- <H2> Introduction to Astronomy and Cosmology
- <H2> Text-Book on Navigation, And, Nautical Astronomy (Classic Reprint)
- <H2> MasteringAstronomy -- Standalone Access Card -- for Astronomy: A Beginner's Guide to the Universe (Mastering Astronomy (Access
- <H2> Pathways to Astronomy
- <H2> Digital SLR Astrophotography (Practical Amateur Astronomy)
- <H2> The Gospel in the Stars
- <H4> Recommendation
- <H4> Tags
Word cloud
- astronomy38
- book19
- small5
- see5
- telescope5
- access5
- universe4
- basher4
- review4
- black3
- system3
- navigation3
- card3
- world3
- science3
- golden3
- stars3
- masteringastronomy3
- guide3
- into3
- classic2
- reprint2
- standalone2
- top2
- reference2
- nautical2
- text-book2
- back2
- practical2
- home2
- sky2
- mastering2
- introduction2
- beginner's2
- china2
- copyright2
- globe2
- hole2
- solar2
- astrophotography2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| astronomy | |||
| book | |||
| small | |||
| see | |||
| telescope | |||
| access |
Two Word cloud
- astronomy book11
- small telescope3
- see with3
- book astronomy3
- basher science3
- beginner's guide2
Three Word cloud
- astronomy book astronomy2
- universe mastering astronomy2
- see with a small2
- nautical astronomy classic2
- out of this world2
404 Page
The website has a 404 error page.
Flash content
Good! The website does not have any flash contents.
Frame
Good! The website does not use iFrame solutions.
Images
We found 0 images on this web page.
Good! Every image has an alternative text attributes set on this website.
Good! Every image has an alternative text attributes set on this website.
Readability
Flesch–Kincaid Grade Level
8.90
Flesch Reading Ease
45.50
Coleman Liau Index
12.00
Automated Readability Index (ARI)
7.10
Dale–Chall Readability
7.30
SMOG Index
11.10
Spache Readibility
5.00
Number of letters
3192
Number of words
611
Number of sentences
77
Average words per sentences
8
Number of syllables
1107
Syllables in words
1091
Average syllables in words
1.81
Number of words in first three syllables
145
Percentage of word / syllables
23.73
Words not in Dale-Chall easy-word list
270
Words not in Spache easy-word list
218
Technologies
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Redirection (www / not www)
Good! The web address is accessible only in one version. The version without www is redirected to the version with www.
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Printability
Suggestion! Unfortunately, no printer-friendly CSS found.
Meta Tag (viewport tag, mobile devices)
Error! The meta tag named viewport is missing.
Speed test
Server response time
The server response time is fast enough.
Table layout
Good! No nested tables found.
Render blocking resources
Good! No render blocking elements found!
Speed test – Javascript
Javascript
Good! Just a few javascript files are detected on the website.
- http://www.astronomybook.net/b4/78ffbbd75b52b070/scripts/assets/js/ie-emulation-modes-warning.js
- http://www.astronomybook.net/b4/78ffbbd75b52b070/scripts/gosearch.js
- http://www.astronomybook.net/b4/78ffbbd75b52b070/scripts/jquery/1.11.2/jquery.min.js
- http://www.astronomybook.net/b4/78ffbbd75b52b070/scripts/bootstrap.min.js
- http://www.astronomybook.net/b4/78ffbbd75b52b070/scripts/assets/js/ie10-viewport-bug-workaround.js
File size of all javascript files combined
0.00
Javascript minifying
Great! The Javascript files are minified.
Speed test – CSS
CSS
Good! Just a few CSS files are used on this website.
- http://www.astronomybook.net/b4/78ffbbd75b52b070/css/bootstrap.min.css
- http://www.astronomybook.net/b4/78ffbbd75b52b070/fonts/awesome/css/font-awesome.min.css
- http://www.astronomybook.net/b4/78ffbbd75b52b070/default.css
File size of all css files combined
0.00
CSS minifying
Great! The CSS elements are minified.
Speed test – Compression
Uncompressed size of the of the HTML
0.00
Gzip compression
Your site uses compression.
Speed test – Browser cache
Browser cache
The browser cache is set correctly for all elements.
Speed test – Images
File size of all images combined
0.00
Image optimisation
All images are optimized.
Links
We found a total of 47 different links.
Internal links: 38
External links: 9
Internal links: 38
External links: 9
External links:
| Link text (anchor) | Link strength |
|---|---|
| Anaximander Directory | |
| Boat Paddles | |
| China Medal | |
| Focus Navigation | |
| Golden Globe Awards | |
| Golden Palm Award | |
| H.R.M.A | |
| IBI | |
| The Link Exchange |
Internal links:
Website security
IP
107.170.19.77
External hidden links
Good! No hidden external links found
Looking for eval()
Good! No eval(bas64_decode()) scripts are found
Checking for XSS vulnerability
No XSS vulnerability found
Email encryption
Warning! The website contains at least one unencrypted email address.
Sites on same ip
Icons
Favicon
Good! The website uses favicon.
Typos
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