SEO report of howmathworks.com
Welcome to How Math Works
www.howmathworks.com/
Error! The "meta description" is missing, the page has no summary description!
Tasks
- Make the site mobile device friendly.
- 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.
- Use "H" tags.
SEO
URL
Domain : www.howmathworks.com/
Character length : 21
Title
Welcome to How Math Works
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
No info found.
Content
Doctype
Missing doctype element
Encoding
Perfect! The character encoding is set: ISO-8859-1.
Language
Error! No language localization is found.
Title
Welcome to How Math Works
Character length : 25
Good! The title’s length is between 10 and 70 characters.
Character length : 25
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 |
|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 |
No "H" tags found
Heading structure in the source code
Word cloud
- chapter12
- mathematics11
- arithmetic9
- how9
- them7
- most7
- book6
- know5
- education5
- elementary5
- symbols5
- conceptual5
- goal4
- into4
- form4
- all4
- understanding4
- symmetry4
- multiplication4
- just4
- both4
- works4
- subject4
- division4
- introduction3
- math3
- beauty3
- important3
- even3
- come3
- part3
- want3
- ground3
- long3
- world3
- view3
- xii3
- ideas3
- better3
- power3
- digits3
- addition3
- mathematical3
- teachers2
- show2
- repetition2
- parents2
- really2
- readers2
- makes2
- asked2
- total2
- number2
- explain2
- perform2
- child2
- general2
- down2
- principles2
- keg2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| chapter | |||
| mathematics | |||
| arithmetic | |||
| how | |||
| them | |||
| most |
Two Word cloud
- elementary arithmetic3
- you will2
- arithmetic education2
- can you2
- with them2
- mathematics are2
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
Mobile optimization
Error! This website is not optimized for mobile devices... It is optimized for devices which have at least 959px wide display!
Deprecated HTML elements
Error! Deprecated HTML tags are used on this webpage. You should improve your website.
| Deprecated HTML tags | Occurrences |
|---|---|
| <font> | 74 |
Redirection (www / not www)
Error! The web address is accessible with and without www!
Deprecated HTML elements
Error! Deprecated HTML tags are used on this webpage. You should improve your website.
| Deprecated HTML tags | Occurrences |
|---|---|
| <font> | 74 |
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.
Loading time
2,038 ms
Table layout
Error! Avoid using nested tables!
Number of HTTP resources
8
Number of source domains
1
Render blocking resources
The elements below are blocking the “above the fold” rendering.
List of render blocking css files
List of render blocking css files
- http://www.howmathworks.com/style.css
Speed test – Javascript
Javascript
Good! Just a few javascript files are detected on the website.
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.
File size of all css files combined
7.18KB
CSS minifying
You can save 1.5KB (22% compression) on the analysed URL by minifying the CSS files.
- By minifying http://www.howmathworks.com/style.css you can save 1.5KB (22% compression rate)
Speed test – Compression
Uncompressed size of the of the HTML
2.19KB
Gzip compression
Error! By using Gzip you can save 5.2KB (74% compression) on your site.
- By compressing http://www.howmathworks.com/style.css you can save 5.2KB (74% compression rate)
- By compressing http://www.howmathworks.com you can save 1.1KB (58% compression rate)
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://www.howmathworks.com/banner.gif | Expiry time is not specified |
| http://www.howmathworks.com/company_logo.png | Expiry time is not specified |
| http://www.howmathworks.com/logo.png | Expiry time is not specified |
| http://www.howmathworks.com/poweredby_odin.png | Expiry time is not specified |
| http://www.howmathworks.com/style.css | Expiry time is not specified |
| http://www.howmathworks.com/top_bg.jpg | Expiry time is not specified |
| http://www.howmathworks.com/top_body_bg.jpg | Expiry time is not specified |
Speed test – Images
File size of all images combined
44.55KB
Image optimisation
You can save 17.2KB (79% compression) by optimising the images below:
- By lossless compressing the http://www.howmathworks.com/top_body_bg.jpg you can save 15.1KB (91%) data.
- By lossless compressing the http://www.howmathworks.com/poweredby_odin.png you can save 1.2KB (46%) data.
- By lossless compressing the http://www.howmathworks.com/company_logo.png you can save 902B (37%) data.
Links
We found a total of 9 different links.
Internal links: 4
External links: 5
Internal links: 4
External links: 5
External links:
| Link text (anchor) | Link strength |
|---|---|
| See Excerpts Below | |
| or at Amazon | |
| http://www.amazon.com/.. /1442218746 | |
| http://s51.sitemeter.com/stats.asp?site=s51howmathworks | |
| http://statcounter.com |
Internal links:
| Link text (anchor) | Link strength |
|---|---|
| Extra Examples | |
| Quotes | |
| used in the Book | |
| About the Author |
Website security
IP
204.12.60.140
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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