diff --git a/controller/DB.cpp b/controller/DB.cpp
index a1a72f408..775daf1a5 100644
--- a/controller/DB.cpp
+++ b/controller/DB.cpp
@@ -112,7 +112,6 @@ bool DB::get(const uint64_t networkId,nlohmann::json &network)
 		std::lock_guard<std::mutex> l2(nw->lock);
 		network = nw->config;
 	}
-	fprintf(stderr, "DB::get(uint64_t,json): %s %s\n", OSUtils::jsonString(network["nwid"],"").c_str(), OSUtils::jsonDump(network["dns"], 2).c_str());
 	return true;
 }
 
@@ -135,7 +134,6 @@ bool DB::get(const uint64_t networkId,nlohmann::json &network,const uint64_t mem
 			return false;
 		member = m->second;
 	}
-	fprintf(stderr, "DB::get(uint64_t,json,uint64_t,mjson): %s %s\n", OSUtils::jsonString(network["nwid"],"").c_str(), OSUtils::jsonDump(network["dns"], 2).c_str());
 	return true;
 }
 
@@ -159,7 +157,6 @@ bool DB::get(const uint64_t networkId,nlohmann::json &network,const uint64_t mem
 			return false;
 		member = m->second;
 	}
-	fprintf(stderr, "DB::get(uint64_t,json,uint64_t,mjson,summary): %s %s\n", OSUtils::jsonString(network["nwid"],"").c_str(), OSUtils::jsonDump(network["dns"], 2).c_str());
 	return true;
 }
 
@@ -180,7 +177,6 @@ bool DB::get(const uint64_t networkId,nlohmann::json &network,std::vector<nlohma
 		for(auto m=nw->members.begin();m!=nw->members.end();++m)
 			members.push_back(m->second);
 	}
-	fprintf(stderr, "DB::get(uint64_t,json,members): %s %s\n", OSUtils::jsonString(network["nwid"],"").c_str(), OSUtils::jsonDump(network["dns"], 2).c_str());
 	return true;
 }
 
@@ -311,7 +307,6 @@ void DB::_networkChanged(nlohmann::json &old,nlohmann::json &networkConfig,bool
 {
 	if (networkConfig.is_object()) {
 		const std::string ids = networkConfig["id"];
-		fprintf(stderr, "DB::_networkChanged(): %s\n", OSUtils::jsonDump(networkConfig["dns"]).c_str());
 		const uint64_t networkId = Utils::hexStrToU64(ids.c_str());
 		if (networkId) {
 			std::shared_ptr<_Network> nw;
diff --git a/controller/EmbeddedNetworkController.cpp b/controller/EmbeddedNetworkController.cpp
index ad1db6244..a505c3edb 100644
--- a/controller/EmbeddedNetworkController.cpp
+++ b/controller/EmbeddedNetworkController.cpp
@@ -1419,8 +1419,6 @@ void EmbeddedNetworkController::_request(
 	json &memberTags = member["tags"];
 	json &dns = network["dns"];
 
-	fprintf(stderr, "DNS Config for Network ID %.16llx: %s\n", nwid, OSUtils::jsonDump(dns, 2).c_str());
-
 	if (metaData.getUI(ZT_NETWORKCONFIG_REQUEST_METADATA_KEY_RULES_ENGINE_REV,0) <= 0) {
 		// Old versions with no rules engine support get an allow everything rule.
 		// Since rules are enforced bidirectionally, newer versions *will* still
@@ -1714,11 +1712,9 @@ void EmbeddedNetworkController::_request(
 	}
 	
 	if(dns.is_array()) {
-		fprintf(stderr, "dns is array of size %d\n", dns.size());
 		nc->dnsCount = 0;
 		for(unsigned int p=0; p < dns.size(); ++p) {
 			json &d = dns[p];
-			fprintf(stderr, "%s\n", OSUtils::jsonDump(d, 2).c_str());
 			if (d.is_object()) {
 				std::string domain = OSUtils::jsonString(d["domain"],"");
 				memcpy(nc->dns[nc->dnsCount].domain, domain.c_str(), domain.size());
@@ -1733,7 +1729,6 @@ void EmbeddedNetworkController::_request(
 			}
 		}
 	} else {
-		fprintf(stderr, "dns is NOT an array\n");
 		dns = json::array();
 	}
 
diff --git a/controller/PostgreSQL.cpp b/controller/PostgreSQL.cpp
index 8463c13a8..81908c46b 100644
--- a/controller/PostgreSQL.cpp
+++ b/controller/PostgreSQL.cpp
@@ -456,7 +456,6 @@ void PostgreSQL::initializeNetworks(PGconn *conn)
 				auto servers = json::array();
 				if (serverList.rfind("{",0) != std::string::npos) {
 					serverList = serverList.substr(1, serverList.size()-2);
-					fprintf(stderr, "Server List: %s\n", serverList.c_str());
 					std::stringstream ss(serverList);
 					while(ss.good()) {
 						std::string server;
@@ -468,7 +467,6 @@ void PostgreSQL::initializeNetworks(PGconn *conn)
 				obj["servers"] = servers;
 				config["dns"].push_back(obj);
 			}
-			fprintf(stderr, "%s: %s\n", OSUtils::jsonString(config["nwid"], "").c_str(), OSUtils::jsonDump(config["dns"], 2).c_str());
 
 			PQclear(r2);