keystone.education

Tasks

Avoid using deprecated HTML tags.
Use "H" tags.

SEO

URL

Domain : carsonkahn.com/keystone/index.html?v=1

Character length : 38

Title

Keystone Learning Systems — User-Friendly Educational Technologies & Learning Platforms

Keywords (meta keywords)

keystone learning systems, keystone lms, ed tech, ed tech startups, educational technology, learning management systems, startups boulder, carson kahn, carsonkahn

Error! Using “meta keywords” is meaningless in a while.

Open Graph Protocol

Good! The OG (Open Graph) protocol is set on this website.

title: Keystone Learning Systems — User-Friendly Educational Technologies & Learning Platforms
description: Keystone Learning Systems (formerly KeystoneLMS) is a cutting-edge educational technology startup dedicated to solving far-reaching problems in secondary educaiton through creative applications of cloud-computing and social technology.
url: http://keystone.education/
image: //carsonkahn.com/keystone/social-thumb.jpg

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.
https://carsonkahn.com/robots.txt

User-agent	Disallowed for the search engines
*	/sites/* /v0/ /v1/ /v2/ /v3/ /resume/ /leeds/ /english/ /curriculum/ /colophon/ /certificate/ /secure/ /*-Readable.
Mediapartners-Google

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

Keystone Learning Systems — User-Friendly Educational Technologies & Learning Platforms

Character length : 97

Improve! The website address (title) should be between 10 and 70 characters in length.

Text / HTML ratio

Ratio : 0%

Error! The text / HTML code ratio is under 15 percent on this website. This value shows that the website has relatively few text content.

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

Keyword matrix

word	title	descriptions	heading

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.

Good! Every image has an alternative text attributes set on this website.

Readability

Flesch–Kincaid Grade Level

12.00

Flesch Reading Ease

18.80

Coleman Liau Index

12.00

Automated Readability Index (ARI)

12.00

Dale–Chall Readability

10.00

SMOG Index

11.30

Spache Readibility

2.60

Number of letters

Number of words

Number of sentences

Average words per sentences

Number of syllables

Syllables in words

Average syllables in words

2.09

Number of words in first three syllables

Percentage of word / syllables

18.18

Words not in Dale-Chall easy-word list

Words not in Spache easy-word list

Technologies

Deprecated HTML elements

Good! No deprecated HTML tags are detected.

Redirection (www / not www)

Good! The web address is accessible in only one version. The www version is redirected to the version 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

Number of source domains

Render blocking resources

The elements below are blocking the “above the fold” rendering.
List of render blocking css files

https://glyph.medium.com/.. /m2.css
https://cdn-static-1.medium.com/.. /main-branding-base.6jKo8oYH_RGtP1zV02D8m...

Speed test – Javascript

Javascript

Good! Just a few javascript files are detected on the website.

File size of all javascript files combined

1.88MB

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

505.53KB

CSS minifying

Great! The CSS elements are minified.

Speed test – Compression

Uncompressed size of the of the HTML

284.48KB

Gzip compression

Your site uses compression.

Speed test – Browser cache

Number of static resources (image, JS, CSS)

Browser cache

The browser cache is not set correctly for all elements.

URL	Duration
https://collector-medium.lightstep.com/api/v0/reports	Expiry time is not specified
https://www.google-analytics.com/analytics.js	2 hours
https://glyph.medium.com/.. /m2.css	4 hours
https://glyph.medium.com/.. /marat-sans-300-italic.woff	4 hours
https://glyph.medium.com/.. /charter-700-italic.woff	4 hours
https://glyph.medium.com/.. /charter-400-italic.woff	4 hours
https://glyph.medium.com/.. /charter-400-italic.woff	4 hours
https://glyph.medium.com/.. /charter-400-normal.woff	4 hours
https://glyph.medium.com/.. /marat-sans-400-normal.woff	4 hours
https://glyph.medium.com/.. /charter-700-normal.woff	4 hours
https://glyph.medium.com/.. /charter-700-normal.woff	4 hours

Speed test – Images

File size of all images combined

411.99KB

Image optimisation

You can save 64.7KB (20% compression) by optimising the images below:

By lossless compressing the https://cdn-images-1.medium.com/max/1600/0*xRnDStnVf0jEzGUd.jpeg you can save 27.5KB (22%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /1*63pZ-1fB75hDnmdHTwO22Q.jpeg you can save 12.9KB (17%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /1*ajkPqqkrgIhAtCF4ex9i-g.jpeg you can save 9.3KB (16%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /0*umh6Xey0JI2Z63ys.jpeg you can save 6.6KB (23%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /1*cWZ_gx7Feq5S_hiejzQtXg.jpeg you can save 1.9KB (22%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /1*3ztLMlUtQima7F1k2nJNwg.jpeg you can save 1.3KB (21%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /1*3ztLMlUtQima7F1k2nJNwg.jpeg you can save 806B (18%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /1*cWZ_gx7Feq5S_hiejzQtXg.jpeg?source=log... you can save 721B (23%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /0*yluE3pXQgsEeOYZZ.jpeg?q=20 you can save 367B (39%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /0*CC4Z3rG__BTjQQjn.jpeg?q=20 you can save 332B (39%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /0*yitjmaMAGD_O52Ks.jpeg?q=20 you can save 317B (41%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /0*Lg6fLw69lVA7mOFf.jpeg?q=20 you can save 307B (39%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /0*vSJrlw6NtvxYt74Z.jpeg?q=20 you can save 307B (46%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /0*zzy-wAljBsfWUOBp.jpeg?q=20 you can save 306B (41%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /0*e7l0XNJoYPzShDoz.jpeg?q=20 you can save 300B (33%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /0*A-tuKUNIauPbw4yk.jpeg?q=20 you can save 297B (37%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /0*xRnDStnVf0jEzGUd.jpeg?q=20 you can save 297B (37%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /0*jRRhOI7PqVb9H-vv.jpeg?q=20 you can save 293B (36%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /0*Dem45WUvn2IcjORt.jpeg?q=20 you can save 291B (25%) data.
By lossless compressing the https://cdn-images-1.medium.com/.. /0*WcOEuVgUoSDSpetJ.jpeg?q=20 you can save 291B (37%) data.

Links

We found a total of 0 different links.

Website security

208.94.117.93

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.

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Icons

Favicon

Error! No favicon is found. Using favicon helps to build a better brand quicker.

Typos

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SEO report of keystone.education

Keystone Learning Systems — User-Friendly Educational ...

Tasks

SEO

Social

Content

Readability

Technologies

Speed test

Speed test – Javascript

Speed test – CSS

Speed test – Compression

Speed test – Browser cache

Speed test – Images

Links

Website security

Sites on same ip

patsellschestercounty.com

rosewaterllc.com