Revagency.net is the domain behind Agent Power, a platform licensed to Avoya Travel for its travel agents. That gives it a clear business purpose, which is a good starting point. Most legitimate travel industry platforms of this age have established reputations, and this domain's 25-year history and clean security record back that up.
What holds it back from a higher trust rating is how little the site reveals about itself. There's no contact page, no about page, and no full privacy policy or terms of service, even though the platform likely collects agent credentials. For comparison, a typical B2B travel SaaS will publish at least a contact form and a privacy statement. If you're an agent evaluating whether to use this platform, the technical safety is solid, but you should verify with Avoya Travel directly that this is their official portal and that your data is handled properly. For the general public, there's no reason to engage with this site unless you are an authorized Avoya agent.