SEO report of drcobook.com
Diabetic Retinopathy for The Comprehensive Ophthalmologist Second ...
www.drcobook.com/
Error! The "meta description" is missing, the page has no summary description!
Tasks
- Select one version of your site as main and make a redirect from other versions to that one.
- Avoid using deprecated HTML tags.
- Implement the viewport meta tag.
SEO
URL
Domain : www.drcobook.com/
Character length : 17
Title
Diabetic Retinopathy for The Comprehensive Ophthalmologist Second Edition
Keywords (meta keywords)
Good! The website does not use “meta keywords”.
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
The robots.txt file is missing!
Social
Social Engagement
Linkedin2
Facebook Share0
Facebook Comments0
Content
Doctype
HTML 5
Encoding
Perfect! The character encoding is set: UTF-8.
Language
Error! No language localization is found.
Title
Diabetic Retinopathy for The Comprehensive Ophthalmologist Second Edition
Character length : 73
Improve! The website address (title) should be between 10 and 70 characters in length.
Character length : 73
Improve! The website address (title) should be between 10 and 70 characters in length.
Text / HTML ratio
Ratio : 46%
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 |
|---|---|---|---|---|---|
| 2 | 0 | 0 | 1 | 0 | 0 |
Heading structure in the source code
- <H1> Diabetic Retinopathy for the Comprehensive Ophthalmologist, Second Edition
- <H1> About the Book
- <H4> Reviews of the first edition:
Word cloud
- book9
- diabetic4
- retinopathy3
- ophthalmologist3
- clinical3
- comprehensive3
- management2
- patients2
- useful2
- residents2
- want2
- interested2
- download2
- into2
- files2
- straightforward2
- edition2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| book | |||
| diabetic | |||
| retinopathy | |||
| ophthalmologist | |||
| clinical | |||
| comprehensive |
Two Word cloud
- comprehensive ophthalmologist2
- diabetic retinopathy2
- retinopathy for2
Three Word cloud
- diabetic retinopathy for2
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 2 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.
Technologies
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Redirection (www / not www)
Error! The web address is accessible with and without 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.
Number of HTTP resources
11
Number of source domains
4
Render blocking resources
The elements below are blocking the “above the fold” rendering.
List of render blocking javascript files
List of render blocking javascript files
- http://www.drcobook.com/google_analytics_auto.js
- http://www.drcobook.com/css/bootstrap.css
- http://www.drcobook.com/css/style.css
Speed test – Javascript
Javascript
Good! Just a few javascript files are detected on the website.
- http://www.drcobook.com/google_analytics_auto.js
File size of all javascript files combined
46.23KB
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.drcobook.com/css/bootstrap.css
- http://www.drcobook.com/css/style.css
File size of all css files combined
64.43KB
CSS minifying
You can save 183B (16% compression) on the analysed URL by minifying the CSS files.
- By minifying http://www.drcobook.com/css/style.css you can save 183B (16% compression rate)
Speed test – Compression
Uncompressed size of the of the HTML
27.12KB
Gzip compression
Your site uses compression.
Speed test – Browser cache
Number of static resources (image, JS, CSS)
7
Browser cache
The browser cache is not set correctly for all elements.
| URL | Duration |
|---|---|
| http://drcobook.com/images/book_sm.jpg | Expiry time is not specified |
| http://www.drcobook.com/css/bootstrap.css | Expiry time is not specified |
| http://www.drcobook.com/css/style.css | Expiry time is not specified |
| http://www.drcobook.com/google_analytics_auto.js | Expiry time is not specified |
| http://www.drcobook.com/images/background_body.gif | Expiry time is not specified |
| http://www.drcobook.com/images/logo_publisher.jpg | Expiry time is not specified |
| http://www.google-analytics.com/ga.js | 2 hours |
Speed test – Images
File size of all images combined
80.81KB
Image optimisation
You can save 36.3KB (69% compression) by optimising the images below:
- By lossless compressing the http://www.drcobook.com/images/logo_publisher.jpg you can save 20.8KB (80%) data.
- By lossless compressing the http://drcobook.com/images/book_sm.jpg you can save 15.5KB (58%) data.
Traffic
Alexa
8133713
Links
We found a total of 5 different links.
Internal links: 4
External links: 1
Internal links: 4
External links: 1
External links:
| Link text (anchor) | Link strength |
|---|---|
| Amazon |
Internal links:
| Link text (anchor) | Link strength |
|---|---|
| About the Book | |
| Preview | |
| Download | |
| Credits & Contact |
Website security
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
Error! No favicon is found. Using favicon helps to build a better brand quicker.
Typos
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