According to Hacker News, a network engineer has released TunnelMind—a reputation API that maps the trustworthiness of IP addresses, ASNs, and domains. The tool targets a real pain point: ad-tech infrastructure is notoriously opaque. TunnelMind returns signed attestations that let developers and operators understand which networks are legitimate and which ones warrant scrutiny. It's an open-protocol project built over nights and weekends, now in open beta.

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