(= Register of Known Spam Operations,
"teadaolevate spämmitoimingute register")

olemus
üks musti registreid (Spamhaus Project, alates 1998),
näitab peamisi alalisi spämmijaid
= one of the blacklists (Spamhaus Project, since 1998), shows the main persistent spammers

ülevaateid
https://www.techopedia.com/definition/1709/register-of-known-spam-operations-rokso

https://en.wikipedia.org/wiki/The_Spamhaus_Project#Register_of_Known_Spam_Operations

https://www.spamhaus.org/faq/section/ROKSO%20FAQ

register
https://www.spamhaus.org/rokso/