Depending on your Firewall settings, you may find that sandboxes have intermittent connection problems or that they're blocked entirely.

Please allow the following domains in your network to ensure learners are not interrupted:

Domain Allowlist

  • api.hackedu.com

  • app.hackedu.com

  • auth.hackedu.com

  • blog.hackedu.com

  • cdn.hackedu.com

  • control.hackedu.com

  • developers.hackedu.com

  • help.hackedu.com

  • platform.hackedu.com

  • static.hackedu.com

  • www.hackedu.com

  • *.sandbox.hackedu.com

Domain list last updated: March 18, 2021

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