SRD5:Amulet of Proof against Detection and Location
From Dungeons and Dragons Wiki
|This material from the 5th edition SRD is published under the OGL|
Amulet of Proof against Detection and Location
Magic Wondrous Item, uncommon (requires attunement)
While wearing this amulet, you are hidden from divination magic. You can’t be targeted by such magic or perceived through magical scrying sensors.