Deconz : delete unwanted nodes

Guys,in deconz i have a verry easy setup , 4x xiamo , 2 x ikea and 3 x osram plus

still i see 3 unwanted devices, the one in the red circle
if i delete those nodes, they just come back
and the 3th one even creates a link
i have no idea what they are? also no visible in phoscon web app

mac ids:0x90fd9ffffef2f6cc & 0xd0cf5efffec7f8b4 & 0xd0cf5efffebe55ed

thnx in advance