I receive many random emails address with random subjects

Can someone explain to me what are those random emails address I get lately. I have deleted many of them. And if they are safe to ignore!

https://preview.redd.it/o3x0f2yehplg1.png?width=1823&format=png&auto=webp&s=64ef8a7e2fc55943e604e96aecc367cb85087f52

https://preview.redd.it/2iw31wz3hplg1.png?width=1793&format=png&auto=webp&s=07987b0a2c396432d4553eabdc1f7e5f118b1160