As much as some gTLDs are known for spam, it's dangerous to generalize certain domains as spam. I used to run a website with a somewhat niche gTLD and it was a

As much as some gTLDs are known for spam, it's dangerous to generalize certain domains as spam. I used to run a website with a somewhat niche gTLD and it was a headache getting blocked by spam filters who just blocked *.mygTLD