application/*
application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
File extensions: .xlsx
Microsoft Excel Open XML spreadsheet.
What is application/vnd.openxmlformats-officedocument.spreadsheetml.sheet?
Media type for Microsoft Excel .xlsx spreadsheets. Same ZIP-based Office Open XML structure as .docx.
Typical usage
Report and data exports, uploads to accounting/analytics apps.
HTTP header example
Response header
Content-Type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet; charset=utf-8