Your content is not on 1Ramp, it is on the Steem Blockchain. And just like Steemit, 1Ramp is a platform built on Steem Blockchain. This app is not showing any content without your consent, it is just showing your profile from the Blockchain.
Your profile would be visible on any Steem Blockchain social interface, for example --
Busy: https://busy.org/@reveurgam
Steempeak: https://steempeak.com/@reveurgam
Partiko: https://partiko.app/@reveurgam
Steeve: https://www.steeve.app/@reveurgam
On eSteem app etc.
RE: 1Ramp Contests Leaderboard Update 🏅