DPD seem to think they've successfully delivered if they take a photo of the parcel lying in the hallway of a random property in the same postcode. Have had that happen with these shysters multiple times in the past. Follow it up as a non-delivery, pure and simple
The year I moved to Brighton the Argus reported that a couple went to register their newborn's name as Beelzebub. The registrar refused to accept it 😀
In the same year, my Brighton landlord's mate, a Pink Floyd roadie, successfully registered the birth of his daughter Parody Tralala 😀