Sorry, I can't think of what will help you to trace them, you could try a search on Google. click here But probably best to just ignore them and delete all mail that you receive from these sources. Regards. j.
Hands-on: Acer Predator Triton 700 review
D&AD Awards 2017: see the best design, advertising, illustration, animation and VR of the past year
How to lose weight with an Apple Watch
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.