https://whoisgeni.us/changelog Release notes and updates for WhoisGenius domain intelligence API en-us https://whoisgeni.us/changelog#v2.1 WhoisXMLAPI historical intelligence integration. Passive DNS, ownership timelines, GDPR reconstruction, and portfolio discovery across 374M+ domains. <ul><li>DNS Chronicle passive DNS: infrastructure history and sole IP tenancy detection</li><li>Domain Info API: GDPR-redacted field reconstruction from historical records</li><li>WHOIS History API: ownership timelines showing when operators changed</li><li>Reverse WHOIS portfolio discovery across 374M+ domains</li><li>CDN-gated correlation suppresses false positives from shared hosting</li><li>12 intelligence sources fused (up from 8)</li><li>2,022 tests, 98.33% accuracy, 133 source files</li></ul> Wed, 15 Apr 2026 00:00:00 GMT feature whoisgenius-v2.1 https://whoisgeni.us/changelog#v2.0 WhoisGenius is live in production with fully managed cloud infrastructure and automated deploys. <ul><li>API available at api.whoisgeni.us</li><li>Auto-scaling infrastructure with zero-downtime deploys</li><li>Real-time monitoring and alerting</li><li>Automated CI/CD: every commit tested and deployed</li></ul> Tue, 31 Mar 2026 00:00:00 GMT feature whoisgenius-v2.0 https://whoisgeni.us/changelog#v1.5 New APIs for domain history and entity search, plus accuracy improvements to 98.33%. <ul><li>Domain timeline API to track operator changes over time</li><li>Entity search to find all domains associated with an organization</li><li>Page content analysis (metadata, copyright, trademarks) improves attribution</li><li>Accuracy improved from 78% to 98.33% through scoring refinements</li><li>Downloadable PDF attribution certificates for legal use</li></ul> Mon, 30 Mar 2026 00:00:00 GMT feature whoisgenius-v1.5 https://whoisgeni.us/changelog#v1.4 Published accuracy benchmarks with methodology and launched the documentation site. <ul><li>60-domain benchmark dataset across 6 difficulty categories</li><li>Published accuracy methodology, including failure cases</li><li>Full API documentation site</li></ul> Tue, 24 Mar 2026 00:00:00 GMT improvement whoisgenius-v1.4 https://whoisgeni.us/changelog#v1.2 Better results on CDN-protected domains and verifiable attribution certificates. <ul><li>CDN bypass for accurate results even behind Cloudflare, AWS, and Fastly</li><li>Automatic fallback when data sources are unavailable</li><li>Signed attribution certificates for legal proceedings</li><li>Entity deduplication for cleaner results with fewer false matches</li><li>Pay-per-query credits so you can use it without a subscription</li></ul> Sat, 21 Mar 2026 00:00:00 GMT feature whoisgenius-v1.2 https://whoisgeni.us/changelog#v1.1 Optional AI-powered analysis for ambiguous domains where scoring alone isn't enough. <ul><li>AI entity resolution for domains with conflicting signals</li><li>Natural language explanations of attribution reasoning</li><li>Webhook notifications when analyses complete</li><li>Bring-your-own-key support for AI features</li></ul> Thu, 19 Mar 2026 00:00:00 GMT feature whoisgenius-v1.1 https://whoisgeni.us/changelog#v1.0 Multi-source domain intelligence with transparent scoring and billing from day one. <ul><li>8 intelligence sources checked concurrently per query</li><li>Transparent confidence scoring with per-signal breakdown</li><li>REST API with complete OpenAPI documentation</li><li>Free tier (500 queries/mo) and paid plans</li><li>Results in under 3 seconds</li></ul> Tue, 17 Mar 2026 00:00:00 GMT feature whoisgenius-v1.0