Hybrid DNS with GCP Network Connectivity Center...

I recently worked through a hybrid DNS design for a Google Cloud environment with some interesting constraints that I think are worth writing up. The setup involved implementing a company-wide on-premises DNS system built on enterprise IPAM platforms (Infoblox, EfficientIP, or BlueCat) with two critical requirements: Security policies prohibit DNS queries originating from Google's public IP ranges The IPAM must remain the authoritative source for all DNS records, including GCP-hosted zones The s