SEO report of calcmachine.com
Calc Machine
www.calcmachine.com/
Online expression calculator. Supports arithmetic, trigonometric functions, and logarithms.
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.calcmachine.com/
Character length : 20
Title
Calc Machine
Description
Online expression calculator. Supports arithmetic, trigonometric functions, and logarithms.
Keywords (meta keywords)
Online expression calculator arithmetic trigonometry trigonometric functions power square root logarithms log logs
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
The robots.txt file is missing!
Social
Social Engagement
No info found.
Content
Doctype
HTML 4.01 Transitional
Encoding
Perfect! The character encoding is set: UTF-8.
Language
Error! No language localization is found.
Title
Calc Machine
Character length : 12
Good! The title’s length is between 10 and 70 characters.
Character length : 12
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 24%
Acceptable! The text / code ratio is between 15 and 25 percent.
Acceptable! The text / code ratio is between 15 and 25 percent.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
|---|---|---|---|---|---|
| 1 | 3 | 0 | 0 | 0 | 0 |
Heading structure in the source code
- <H1> CALCMACHINE.com
- <H2> Easy online expression calculator
- <H2> Enter expression below
- <H2> Usage
Word cloud
- instead3
- arcsin2
- arccos2
- arctan2
- approximately2
- power2
- logarithm2
- expression2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| instead | |||
| arcsin | |||
| arccos | |||
| arctan | |||
| approximately | |||
| power |
Two Word cloud
- also use3
- may also3
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 1 images on this web page.
Alternate attributes for the following 1 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Alternate attributes for the following 1 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
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
13
Number of source domains
8
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.calcmachine.com/dil.js
- http://www.calcmachine.com/styles.css
Speed test – Javascript
Javascript
Good! Just a few javascript files are detected on the website.
File size of all javascript files combined
33.03KB
Javascript minifying
Great! The Javascript files are minified.
Speed test – CSS
CSS
Good! Just a few CSS files are used on this website.
File size of all css files combined
3.67KB
CSS minifying
You can save 214B (22% compression) on the analysed URL by minifying the CSS files.
- By minifying http://www.calcmachine.com/styles.css you can save 214B (22% compression rate)
Speed test – Compression
Uncompressed size of the of the HTML
10.24KB
Gzip compression
Your site uses compression.
Speed test – Browser cache
Number of static resources (image, JS, CSS)
3
Browser cache
The browser cache is not set correctly for all elements.
| URL | Duration |
|---|---|
| http://www.calcmachine.com/dil.js | Expiry time is not specified |
| http://www.calcmachine.com/images/calculator.jpg | Expiry time is not specified |
| http://www.calcmachine.com/styles.css | Expiry time is not specified |
Speed test – Images
File size of all images combined
5.13KB
Image optimisation
All images are optimized.
Links
We found a total of 1 different links.
Internal links: 1
Internal links: 1
External links:
| Link text (anchor) | Link strength |
|---|
Internal links:
| Link text (anchor) | Link strength |
|---|---|
| CalcMachine.com |
Website security
IP
66.147.242.83
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
Good! We have not found any unencrypted email addresses.
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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