You can, but OP was suggesting that you should make a landing page, and he is right. I said that you don't need a website for it, just post your article into your own sub and share that. Direct linking barely works, it's like walking up to people on the street and asking them if they need life...
They are running a promo till 2022 where you can use their backlink tools for free.
You won't have access to their other tools, but it's a great ahrefs alternative for a few months.