build1 distinct publisher
Three ways to ask who embedded your iframe, and only one the host cannot switch off
A dev.to guide walks the failure modes: same-origin policy blocks parent.location, referrer policy empties document.referrer, and nested frames name the wrong site. ancestorOrigins is the tier left.
Publishers:dev.to
Reality
- Evidence45
- Adoption
- Insufficient
- Hype gap+12
- Incentives
- Insufficient
- Confidence48