Time: Thu Dec 18 19:41:07 CST 2025 IP: 216.73.216.169 RIR: ARIN Registry Org: Anthropic, PBC Network (RDAP): AWS-ANTHROPIC Registered CIDR: 216.73.216.0/22 Origin ASN: 16509 BGP Prefix: 216.73.216.0/22 AS Name: AMAZON-02, US RIR / Allocated: ARIN / 2024-03-26 Geo (approx): United States, Ohio, Columbus ISP/Org (approx): Amazon.com | Anthropic, PBC