One of the most concerning flags for fapnut.net is that it has been officially reported for engaging in spam activities by iQ Abuse Scan, a reputable monitoring service. While spamming is not always synonymous with outright scams, it is considered illegitimate behavior under the laws of most countries and strongly suggests that the site may be part of a larger, dishonest operation.
While slightly older, the .com variant of this network is equally unsafe according to security metrics. fapnutnet link