Configure link unfurling using the Hostname allow list table

  • Freigeben Version: Australia
  • Aktualisiert 12. März 2026
  • 1 Minute Lesedauer

    • Use the Hostname allow list [sys_cs_hostname_allow_list] table to identify the list of hosts and domains that can be unfurled.

    Vorbereitungen

    For security reasons, only the hosts and domains in the Hostname allow list table can be unfurled.
    The Hostname allow list table includes the following hosts and domains by default:
    • Instance URL/hostname: <instance>.service-now.com or <customURL>.com
    • Instance root domain: *service-now.com or *.<yourdomain>.com
    • servicenow.com
    • *.youtu.be
    • *.youtube.com

    Role required: admin

    Prozedur

    1. Navigate to All, and then enter sys_cs_hostname_allow.list in the filter.
    2. Click New.
    3. On the form, fill in the fields.
      Field Description
      Active Select this option to enable the host or domain that can be unfurled.
      Hostname Name of the host or domain that can be unfurled. You can use an asterisk (*) to specify a wildcard in the host or domain name.

      For example, enter *.domain.com.
      Domain Domain group. The default is global.
    4. Click Submit.