The website, rsfso.info, is being used by scammers and spammers. The scammers send out fake text messages like the one blow with a link to rsfso.info. The messages trick the recipients into clicking the link by claiming they need to do so in order to receive their gift. But, there is no gift. Therefore, if you have received messages with links to rsfso.info, please do not click the link, just share the message with others to help info them by leaving a comment below, then delete it.
An Rsfso Scam Text Message
"Angelo We are trying to contact you about your gift. Please follow the link to claim it before it expires. rsfso.info/Lpd1shcLx9"