| Desktop | 0/100 | ✘ |
| Mobile | 0/100 | ✘ |
| Field | Data | Result |
|---|---|---|
| Page Size | 402 KB | ✘ |
| Compression | 142 KB (-64.7%) | ✔ |
| Text/Html Ratio | 5132 / 411271 (bytes) = 1.25% | ✘ |
| Load Time | 0.81 second | ✔ |
| Mobile Ready | 0/100 | ✘ |
| In-Page Links | 55 | ✔ |
| Doc Type | HTML 5 | ✔ |
| Encoding | UTF-8 | ✔ |
| Declared Language | EN-US | ✔ |
| Preferred Domain | Yes | ✔ |
| Robots.txt | Yes | ✔ |
| Url Rewrite | No | ✔ |
| Underscores in url | Yes | ✘ | Images Without ALT | 28 / 34 | ✘ |
| Embedded Objects (Desktop) | No | ✔ |
| Embedded Objects (Mobile) | Yes | ✘ |
| Iframe | Yes | ✘ |
| Custom 404 page | Yes | ✔ |
| Email Privacy | Yes | ✔ |
| Gsafe browsing | Yes | ✔ |
| Analytics | Yes | ✔ |
| W3C Validity | No | ✘ |
| Keywords | Freq | Title | Desc | <H> |
|---|---|---|---|---|
| students | 12 | ✘ | ✘ | ✘ |
| zybooks | 7 | ✔ | ✘ | ✘ |
| instructor | 5 | ✘ | ✔ | ✘ |
| learn | 4 | ✘ | ✘ | ✘ |
| zybook | 4 | ✔ | ✔ | ✘ |
| instructors | 4 | ✘ | ✔ | ✘ |
| questions | 4 | ✘ | ✘ | ✘ |
| math | 4 | ✘ | ✘ | ✘ |
| student | 4 | ✘ | ✘ | ✘ |
| interactive | 4 | ✔ | ✔ | ✘ |
| confidence | 3 | ✔ | ✘ | ✘ |
| using | 3 | ✘ | ✘ | ✘ |
| research | 3 | ✘ | ✘ | ✘ |
| text | 3 | ✔ | ✔ | ✘ |
| have | 3 | ✘ | ✘ | ✘ |
|
With 0.81 seconds in page load, 402 KB of page size and all other reports below, the zybooks.com has a SEO score of 60 out of 100 |
| Title | zyBooks - Build Confidence and Save Time With Interactive Textbooks |
| Description | Replace your textbook with an interactive zyBook. Proven to drive success and save instructors time with auto-generated, auto-graded textbook replacements. |
| Keyword |
| Age | 14 Years, 214 Days |
| Created | 20th-Jan-2008 |
| Updated | 4th-Jan-2017 |
| Expiry | 20th-Jan-2026 |
| Host | Type | Ttl | Other |
|---|---|---|---|
| zybooks.com | A | 50 | ip:104.199.123.136 |
| zybooks.com | NS | 172790 | target:ns-1032.awsdns-01.org |
| zybooks.com | NS | 172790 | target:ns-517.awsdns-00.net |
| zybooks.com | NS | 172790 | target:ns-196.awsdns-24.com |
| zybooks.com | NS | 172790 | target:ns-1666.awsdns-16.co.uk |
| zybooks.com | SOA | 900 | mname:ns-517.awsdns-00.netrname:awsdns-hostmaster.amazon.comserial:1refresh:7200retry:900expire:1209600minimum-ttl:86400 |
| zybooks.com | MX | 300 | pri:10target:aspmx.l.google.com |
| zybooks.com | MX | 300 | pri:40target:aspmx2.googlemail.com |
| zybooks.com | MX | 300 | pri:30target:alt2.aspmx.l.google.com |
| zybooks.com | MX | 300 | pri:50target:aspmx3.googlemail.com |
| zybooks.com | MX | 300 | pri:20target:alt1.aspmx.l.google.com |
| zybooks.com | TXT | 300 | txt:google-site-verification=TezSwO5Ql-ozjHjMix9mS3HQhVTVg3niVeD760qM-Ok |
| zybooks.com | TXT | 300 | txt:v=spf1 include:mail.zendesk.com include:_spf.google.com include:mailgun.org include:mktomail.com include:servers.mcsv.net ~all |
|
Domain Name: zybooks.com Registry Domain ID: 1383977084_DOMAIN_COM-VRSN Registrar WHOIS Server: whois.registrar.amazon.com Registrar URL: https://registrar.amazon.com Updated Date: 2021-03-17T16:34:51.190Z Creation Date: 2008-01-20T19:36:24Z Registrar Registration Expiration Date: 2026-01-20T19:36:24Z Registrar: Amazon Registrar, Inc. Registrar IANA ID: 468 Registrar Abuse Contact Email: abuse@amazonaws.com Registrar Abuse Contact Phone: +1.2067406200 Reseller: Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited Registry Registrant ID: Registrant Name: On behalf of zybooks.com owner Registrant Organization: Whois Privacy Service Registrant Street: P.O. Box 81226 Registrant City: Seattle Registrant State/Province: WA Registrant Postal Code: 98108-1226 Registrant Country: US Registrant Phone: +1.2065771368 Registrant Phone Ext: Registrant Fax: Registrant Fax Ext: Registrant Email: owner-6572347@zybooks.com.whoisprivacyservice.org Registry Admin ID: Admin Name: On behalf of zybooks.com administrative contact Admin Organization: Whois Privacy Service Admin Street: P.O. Box 81226 Admin City: Seattle Admin State/Province: WA Admin Postal Code: 98108-1226 Admin Country: US Admin Phone: +1.2065771368 Admin Phone Ext: Admin Fax: Admin Fax Ext: Admin Email: admin-6572347@zybooks.com.whoisprivacyservice.org Registry Tech ID: Tech Name: On behalf of zybooks.com technical contact Tech Organization: Whois Privacy Service Tech Street: P.O. Box 81226 Tech City: Seattle Tech State/Province: WA Tech Postal Code: 98108-1226 Tech Country: US Tech Phone: +1.2065771368 Tech Phone Ext: Tech Fax: Tech Fax Ext: Tech Email: tech-6572347@zybooks.com.whoisprivacyservice.org Name Server: ns-1032.awsdns-01.org Name Server: ns-1666.awsdns-16.co.uk Name Server: ns-196.awsdns-24.com Name Server: ns-517.awsdns-00.net DNSSEC: unsigned URL of the ICANN WHOIS Data Problem Reporting System: http://wdprs.internic.net/ >>> Last update of WHOIS database: 2021-03-17T16:34:51.401Z |
| Server IP | 104.199.123.136 |
| Server Location | United States of America |
| Service Provider | GOOGLE-CLOUD-PLATFORM |
| Domains (TLD) | Status |
|---|---|
| zybooks.net | Already Registered |
| zybooks.org | Already Registered |
| zybooks.biz | Already Registered |
| zybooks.io | Already Registered |
| zybooks.info | Already Registered |
| Domains (TLD) | Status |
|---|---|
| zyboks.com | Already Registered |
| xybooks.com | Already Registered |
| sybooks.com | Already Registered |
| aybooks.com | Already Registered |
| ztbooks.com | Already Registered |
| Hepsiburada.net |
| Greenhousemegastore.com |
| Allianztravelinsurance.com |
| Outdoorsy.com |
| Fullcompass.com |
| Myregus.com |
| Cricketwireless.com |
| Blogdir.info |
| Ngajicerdas.com |
| Sinclairoildinoracing.com |