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Whois & Analysis for zybooks.com

Dec 26, 2019 6:57 pm UTC

DOMAIN OWNER WHOIS

ⓘ The owner has chosen to keep his whois contact information private.
• Contact Name
On behalf of zybooks.com owner
• Organization
Whois Privacy Service
• Address
P.O. Box 81226
• City
Seattle
• Zip Code
98108-1226
• State
WA
• Country Code
US
• Phone Number
Show phone
• Email
Show email
• Domain Registrar
Amazon Registrar, Inc.
See Domain Dates and Nameservers
See Server Details
Desktop screen Desktop screenshot for zybooks.com

SEO SCORE

zybooks.com
Make your link ↑ do-follow
83

✅ 9 criteria passed
❌ 2 criteria to solve

PERFORMANCE OPPORTUNITIES

Fill the missing alt attributes on your images.
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Improve your social media presence. Encourage people to share your homepage.
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OVERVIEW

• Domain Owner
Private
• Category
Education  >  7-12 Education
• Online since
January 20, 2008 Explore Wayback Machine
• Age
16 years, 9 months, 20 days
• Alexa Rank
#25.276, zybooks.com is in the world's top 50.000 websites!

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TECHNICAL SEO & SECURITY

❌ SSL Certificate
This website is not SSL secured (HTTPS), the certificate issued by Let's Encrypt has expired on February 28, 2020.
✅ Title Tag
Home - zyBooks
Length: 14 (recommended: 10 to 70)
✅ Meta Description
Replace your textbook with an interactive zyBook. Proven to drive success and save instructors time with auto-generated, auto-graded textbook replacements.
Length: 155 (recommended: 50 to 160)
ⓘ Google preview
Desktop Version

Home - zyBooks

https://zybooks.com

Replace your textbook with an interactive zyBook. Proven to drive success and save instructors time with auto-generated, auto-graded textbook replacements.

Mobile Version

https://zybooks.com

Home - zyBooks

Replace your textbook with an interactive zyBook. Proven to drive success and save instructors time with auto-generated, auto-grad...

✅ Encoding
Great, language/character encoding is specified: utf-8
✅ URL Resolve

Great, a redirect is in place to redirect traffic from your non-preferred domain. All versions of your page point to the same URL.

URL Resolved URL
http://zybooks.com https://www.zybooks.com/
https://zybooks.com https://www.zybooks.com/
http://www.zybooks.com https://www.zybooks.com/
https://www.zybooks.com https://www.zybooks.com/
✅ Robots.txt
https://zybooks.com/robots.txt
✅ URL Parameters
Great, the domain URLs look clean.
Attribute Value
ⓘ viewport width=device-width, initial-scale=1
ⓘ robots max-snippet:-1, max-image-preview:large, max-video-preview:-1

WEBSITE SPEED

✅ zybooks.com website speed is normal. Page speed is important for visitors and search engines.

Get insights to improve your page loading time.

Page Loading Time

1.2s

This domain loads at the median speed of 1.2 seconds.

Speed Percentile

73%

zybooks.com is faster than approximately 73 percent of the web. Your website page speed needs to be as fast as you can make it, without compromising the customer experience.

A good goal to achieve is a loading time of 2 seconds on desktop and mobile devices.

PAGESPEED INSIGHTS

Page on which speed is tested live:

Chrome User Experience Report Results

Lighthouse Results

TRAFFIC

ⓘ This website is ranked #25.276 by Alexa.

This rank is traffic based. The lower the rank is, the better the domain is ranked.

Daily visitors by country

  • zybooks.com daily visitors distribution - Total: 1 country
  • Flag for United States of AmericaUnited States of America (98.3%)
  • Flaf icon for other countryOthers (3.4%)

Traffic country ranks

Country Rank
Flag for United States of AmericaUnited States of America #8.718

LAYOUT

ⓘ Doctype HTML5 Arrow ⓘ Responsive website, mobile-friendly. Arrow

Mobile Rendering

This website seems to be optimized for Mobile Visitors.

Phone
How zybooks.com looks like on a mobile device such as an iPhone.

Tablet
How zybooks.com looks like on a tablet such as an iPad.

Main colors used

ⓘ These are the main HTML color codes used by this website. Arrow
  • 28% #ffffff
  • 25% #f0f0f0
  • 20% #c0c0c0
  • 6% #00a0e0
  • 4% #10a0e0
  • 2% #c0d0e0
  • 2% #f0ffff
  • 2% #80c0e0
  • 2% #a0b0c0
  • 1% #2090d0
  • 1% #30b0f0
  • 1% #fffff0

Text/code ratio

ⓘ zybooks.com's text/code ratio is 1.39%. It's a bit low. Consider raising it by adding more text content of value for your visitors, or keeping your code clean.
Text / Code Ratio 1.39%

A good text to HTML ratio is anywhere from 25 to 70%.

This percentage refers to the visible text ratio, as opposed to HTML elements, image tags and other non-visible information.

Main HTML tags

✅ Headings Arrow up

Great, we found headings on this page.

  • <H1> 0
  • <H2> 5
  • <H3> 0
  • <H4> 3
  • <H5> 0
  • <H6> 0

However, you have not defined a top level heading, or <H1>. It is used to define the most important heading.

We recommend using one top level heading to set up a semantic relationship between that heading and the remainder of the content on a page. It clearly describes to the readers and the search engines what it is about.

<H2>
2nd level heading
Student confidence is growing.
More action with less text.
Try it for yourself.
Check one out for free.
See how our system works.
<H4>
4th level heading
Student performance
Least-prepared students
Student letter grades
❌ Alt attributes Arrow up

We found 40 images on this website.
36 ALT attributes are missing on your image tags. The issue affects 14 actual different images that could be loaded more than once in your page.

Image Image URL Occurrences
- data:image/svg xml,<svg xmlns=http://www.w3.org/2000/svg viewBox=0 0 0 0></svg> 17
Image with missing alt attribute found on zybooks.com /wp-content/themes/zybooks2018/images/up-arrow.svg 1
Image with missing alt attribute found on zybooks.com /wp-content/themes/zybooks2018/images/t-graphic.svg 2
Image with missing alt attribute found on zybooks.com /wp-content/themes/zybooks2018/images/text-lines-graphic.svg 2
Image with missing alt attribute found on zybooks.com /wp-content/themes/zybooks2018/images/stopwatch-graphic.svg 2
SEE MORE

Alternative text allows you to add a description to an image.

Google rely on alternative text attributes to determine relevance to a search query. Alternative text also makes an image more likely to appear in a Google image search.

It looks like you're missing alternative text for 36 images on zybooks.com. Check your website to make sure it's specified for each image on the page.

SOCIAL MEDIA PRESENCE

❌ This is an overview of your homepage shares on social networks.

It's a good start.

You should focus on obtaining more social shares to improve your overall SEO strategy. Check out these tips to build a better social media presence.

  • Facebook iconFacebook
  • Total Engagement 25
  • Likes 0
  • Shares 23
  • Comments 2

DOMAIN REGISTRAR

ⓘ Domain Registrar AMAZON REGISTRAR, INC.
ⓘ Registration Date 01/20/2008 16 years, 9 months, 20 days ago
ⓘ Last Modified 01/04/2017 7 years, 10 months, 5 days ago
ⓘ Expiration Date 01/20/2026 1 year, 2 months, 15 days from now
Nameservers Arrow up
Host IP Address Country
ns-1032.awsdns-01.org 205.251.196.8 Flag for United StatesUnited States
ns-1666.awsdns-16.co.uk 205.251.198.130 Flag for United StatesUnited States
ns-196.awsdns-24.com 205.251.192.196 Flag for United StatesUnited States
SEE MORE

SERVER DETAILS

Server map
  • ⓘ Service Provider (ISP)
  • Google LLC
  • ⓘ IP Address
  • 104.199.123.136
  • ⓘ Country
  • Flag for United StatesUnited States
  • ⓘ Region
  • Virginia , Ashburn
  • ⓘ Latitude and Longitude
  • 39.0438 : -77.4874
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