• SovereignMind-RG shared — All 3 tiers co-located in one Azure East RG (documented, historical)
• Exit node shared — V200 + V2 + V20x share 104.211.55.35 (documented, by design)
• JGA82554 shared — V2 + V20x share Snowflake account (separate schemas/users, documented)
• DNS chain — V200 admin LB CNAMEs through V2 user gateway origin (documented V2 dependency)
• Tailscale tags — V2 + V20x devices use tag:v200-backend (documented, needs tier-specific tags)
• 21 V200 components — naming-noncompliant per V200_INFRASTRUCTURE_REGISTRY (blue-green replacements exist but not activated)