Spam links with .pw sites

So lately i saw in my ahrefs profile some suspicious links, looks like simple advertising back link service
Website they are on is new and not important to me to rank, but still, what is this some kind of new bot?

.pw is the country code top-level domain for Palau. It was originally delegated to the Pacific island nation of Palau in 1997. It has since ...

Intended use: Entities connected with Palau

Actual use: Commercial web services

Registry: PW Registry Corporation


.....

from 2013 all spam mate bludy joke...

get rid of them stupid links ok disallow with Google there harm known spam.

.pw very bad spam email and spam urls

Same here on one/two my sites. I think it's some bot for websites ranking. After few days links had removed.

Is someone know more for this sites?

any one can send them your way with apps scrape and post to you.

Obvious spam. Either ignore them or disavow.