CK-12 Domains Whitelist for School Network Admins

CK-12 provides content not only from our website but from third party sites as well.  If your school would like to make CK-12 accessible please add the list of websites below. 

Enable http and https for the following domains:

  • *.zendesk.com
  • *.optimizely.com
  • *.ck12.org
  • *.cloudfront.net
  • *.invoc.us
  • googleapis.com
  • google.com
  • googletagmanager.com
  • google-analytics.com
  • hubspot.com
  • www.ck12.org
  • flexmath.ck12.org
  • braingenie.ck12.org
  • ineedapencil.ck12.org
  • iloserver.ck12.org
  • d1mgzmvrdgdhkc.cloudfront.net
  • educreations.com
  • youtube.edu
  • youtube.com
  • vimeo.com
  • schooltube.com
  • kqed.org

* = allow access to all domains and subdomains

 

 

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