diff --git a/server/jest.config.ts b/server/jest.config.ts
index be7d359b1..1faf98181 100644
--- a/server/jest.config.ts
+++ b/server/jest.config.ts
@@ -13,6 +13,7 @@ const config: Config = {
 		"^@/(.*)\\.ts$": "<rootDir>/src/$1.ts",
 		"^@/(.*)\\.js$": "<rootDir>/src/$1.ts",
 		"^@/(.*)$": "<rootDir>/src/$1",
+		"^(\\.{1,2}/.*)\\.js$": "$1",
 	},
 	testMatch: ["<rootDir>/test/**/*.test.ts"],
 	setupFilesAfterEnv: [],
diff --git a/server/src/config/services.ts b/server/src/config/services.ts
index b6cbb3a30..c00f91c72 100644
--- a/server/src/config/services.ts
+++ b/server/src/config/services.ts
@@ -64,8 +64,10 @@ import { PortProvider } from "@/service/infrastructure/network/PortProvider.js";
 import { GameProvider } from "@/service/infrastructure/network/GameProvider.js";
 import { GrpcProvider } from "@/service/infrastructure/network/GrpcProvider.js";
 import { WebSocketProvider } from "@/service/infrastructure/network/WebSocketProvider.js";
+import { DNSProvider } from "@/service/infrastructure/network/DNSProvider.js";
 
 // Third-party
+import { Resolver } from "dns/promises";
 import axios from "axios";
 import got from "got";
 import ping from "ping";
@@ -226,6 +228,7 @@ export const initializeServices = async ({
 	const gameProvider = new GameProvider(logger, GameDig);
 	const grpcProvider = new GrpcProvider(grpc, protoLoader);
 	const webSocketProvider = new WebSocketProvider(WebSocket);
+	const dnsProvider = new DNSProvider(new Resolver());
 
 	const networkService = new NetworkService(axios, logger, [
 		pingProvider,
@@ -237,6 +240,7 @@ export const initializeServices = async ({
 		gameProvider,
 		grpcProvider,
 		webSocketProvider,
+		dnsProvider,
 	]);
 	const emailService = new EmailService(settingsService, fs, path, compile, mjml2html, nodemailer, logger);
 
diff --git a/server/test/unit/validation/monitorValidation.test.ts b/server/test/unit/validation/monitorValidation.test.ts
new file mode 100644
index 000000000..5bd178f51
--- /dev/null
+++ b/server/test/unit/validation/monitorValidation.test.ts
@@ -0,0 +1,86 @@
+import { describe, expect, it } from "@jest/globals";
+import { createMonitorBodyValidation, editMonitorBodyValidation, importMonitorsBodyValidation } from "../../../src/validation/monitorValidation.ts";
+
+const baseDnsBody = {
+	name: "DNS check",
+	type: "dns" as const,
+	url: "example.com",
+};
+
+describe("monitorValidation — DNS fields", () => {
+	describe("createMonitorBodyValidation", () => {
+		it("retains dnsServer and dnsRecordType on a DNS monitor", () => {
+			const parsed = createMonitorBodyValidation.parse({
+				...baseDnsBody,
+				dnsServer: "8.8.8.8",
+				dnsRecordType: "A",
+			});
+
+			expect(parsed.dnsServer).toBe("8.8.8.8");
+			expect(parsed.dnsRecordType).toBe("A");
+		});
+
+		it("accepts every supported DNS record type", () => {
+			for (const recordType of ["A", "AAAA", "CNAME", "MX", "TXT", "NS"] as const) {
+				const parsed = createMonitorBodyValidation.parse({
+					...baseDnsBody,
+					dnsServer: "1.1.1.1",
+					dnsRecordType: recordType,
+				});
+				expect(parsed.dnsRecordType).toBe(recordType);
+			}
+		});
+
+		it("rejects unknown DNS record types", () => {
+			expect(() =>
+				createMonitorBodyValidation.parse({
+					...baseDnsBody,
+					dnsServer: "8.8.8.8",
+					dnsRecordType: "BOGUS",
+				})
+			).toThrow();
+		});
+
+		it("treats DNS fields as optional (other monitor types still validate)", () => {
+			const parsed = createMonitorBodyValidation.parse({
+				name: "HTTP check",
+				type: "http",
+				url: "https://example.com",
+			});
+
+			expect(parsed.dnsServer).toBeUndefined();
+			expect(parsed.dnsRecordType).toBeUndefined();
+		});
+	});
+
+	describe("editMonitorBodyValidation", () => {
+		it("retains dnsServer and dnsRecordType on edits", () => {
+			const parsed = editMonitorBodyValidation.parse({
+				dnsServer: "1.1.1.1",
+				dnsRecordType: "MX",
+			});
+
+			expect(parsed.dnsServer).toBe("1.1.1.1");
+			expect(parsed.dnsRecordType).toBe("MX");
+		});
+	});
+
+	describe("importMonitorsBodyValidation", () => {
+		it("retains dnsServer and dnsRecordType on imported DNS monitors", () => {
+			const parsed = importMonitorsBodyValidation.parse({
+				monitors: [
+					{
+						name: "Imported DNS",
+						type: "dns",
+						url: "example.com",
+						dnsServer: "8.8.4.4",
+						dnsRecordType: "TXT",
+					},
+				],
+			});
+
+			expect(parsed.monitors[0].dnsServer).toBe("8.8.4.4");
+			expect(parsed.monitors[0].dnsRecordType).toBe("TXT");
+		});
+	});
+});