Not sure that more than one Pi-Hole instance is required for redundancy of DCs. Pi-hole does support multiple conditional forwarders/endpoints but not in the interface, you can simply edit your dnamasq config file as discussed here though;
Not sure that more than one Pi-Hole instance is required for redundancy of DCs. Pi-hole does support multiple conditional forwarders/endpoints but not in the interface, you can simply edit your dnamasq config file as discussed here though;