Referer

The referer will check that the respondent comes from a specific http link. If you have inserted the web link into your website page you may enforce and check that the respondents are coming from that page through that link and not using the link directly or from another place.

🔅 Referer properties

• Referer URL of the site page hosting your survey link. The URL must be the exact same one that can be seen in the browser navigation bar while being on the page hosting the survey link.