diff --git a/src/libs/config-validation.test.ts b/src/libs/config-validation.test.ts
index 6df209f..2206bfd 100644
--- a/src/libs/config-validation.test.ts
+++ b/src/libs/config-validation.test.ts
@@ -1,28 +1,27 @@
 import { describe, expect, test } from "bun:test";
 import {
-  arraysEqual,
+  hasExactKeys,
   isCloudflareConfig,
   isEnviromentTokenPlaceholder,
   isZoneConfig,
   parseEnvironmentTokenPlaceholderName,
 } from "./config-validation";
 
-describe("arraysEqual", () => {
-  test("returns true for identical arrays", () => {
-    expect(arraysEqual(["a", "b"], ["a", "b"])).toBe(true);
+describe("hasExactKeys", () => {
+  test("returns true when the object has exactly the given keys", () => {
+    expect(hasExactKeys({ a: 1, b: 2 }, ["a", "b"])).toBe(true);
   });
 
-  test("returns false for different length arrays", () => {
-    expect(arraysEqual(["a"], ["a", "b"])).toBe(false);
+  test("is order independent", () => {
+    expect(hasExactKeys({ b: 2, a: 1 }, ["a", "b"])).toBe(true);
   });
 
-  test("returns false for different order", () => {
-    expect(arraysEqual(["a", "b"], ["b", "a"])).toBe(false);
+  test("returns false when a key is missing", () => {
+    expect(hasExactKeys({ a: 1 }, ["a", "b"])).toBe(false);
   });
 
-  test("returns false when either input is nullish", () => {
-    expect(arraysEqual(null, ["a"])).toBe(false);
-    expect(arraysEqual(["a"], undefined)).toBe(false);
+  test("returns false when there is an extra key", () => {
+    expect(hasExactKeys({ a: 1, b: 2, c: 3 }, ["a", "b"])).toBe(false);
   });
 });
 
@@ -74,6 +73,11 @@ describe("isZoneConfig", () => {
     expect(isZoneConfig(null)).toBe(false);
     expect(isZoneConfig("not-an-object")).toBe(false);
   });
+
+  test("accepts a zone config whose keys are in a different order", () => {
+    const { proxied, ttl, ...rest } = validZone;
+    expect(isZoneConfig({ ...rest, proxied, ttl })).toBe(true);
+  });
 });
 
 describe("isCloudflareConfig", () => {
@@ -113,6 +117,11 @@ describe("isCloudflareConfig", () => {
     expect(isCloudflareConfig("not-an-object")).toBe(false);
   });
 
+  test("accepts a config whose top-level keys are in a different order", () => {
+    const { zone, ...rest } = validConfig;
+    expect(isCloudflareConfig({ zone, ...rest })).toBe(true);
+  });
+
   test("rejects an env token placeholder whose variable is unset", () => {
     delete process.env.MISSING_TOKEN_VAR;
     const onMissing = () => {};
diff --git a/src/libs/config-validation.ts b/src/libs/config-validation.ts
index 83232fa..3dcdd11 100644
--- a/src/libs/config-validation.ts
+++ b/src/libs/config-validation.ts
@@ -13,18 +13,11 @@ export interface CloudflareConfig {
   zone: Array<ZoneConfig>;
 }
 
-export function arraysEqual(
-  a: unknown[] | null | undefined,
-  b: unknown[] | null | undefined,
-): boolean {
-  if (a === b) return true;
-  if (a == null || b == null) return false;
-  if (a.length !== b.length) return false;
+export function hasExactKeys(object: Record<string, unknown>, keys: string[]): boolean {
+  const objectKeys = Object.keys(object);
+  if (objectKeys.length !== keys.length) return false;
 
-  for (let i = 0; i < a.length; ++i) {
-    if (a[i] !== b[i]) return false;
-  }
-  return true;
+  return keys.every((key) => objectKeys.includes(key));
 }
 
 export function isEnviromentTokenPlaceholder(token: string): boolean {
@@ -41,8 +34,7 @@ export function isZoneConfig(input: unknown): input is ZoneConfig {
 
   const object = input as Record<string, unknown>;
 
-  if (!arraysEqual(Object.keys(object), ["id", "type", "name", "content", "ttl", "proxied"]))
-    return false;
+  if (!hasExactKeys(object, ["id", "type", "name", "content", "ttl", "proxied"])) return false;
 
   return (
     !!object.id &&
@@ -67,7 +59,7 @@ export function isCloudflareConfig(
 
   const object = input as Record<string, unknown>;
 
-  if (!arraysEqual(Object.keys(object), ["token", "updateInterval", "zone"])) return false;
+  if (!hasExactKeys(object, ["token", "updateInterval", "zone"])) return false;
 
   const res =
     !!object.token &&
diff --git a/src/providers/updater.ts b/src/providers/updater.ts
index 9506a67..2dbe933 100644
--- a/src/providers/updater.ts
+++ b/src/providers/updater.ts
@@ -97,13 +97,13 @@ class Updater {
           .createRecord({
             type: zone.type,
             name: zone.name,
-            content: IPv4,
+            content: newContent,
             ttl: zone.ttl,
             proxied: zone.proxied,
           })
           .catch((err) => {
             Logger.error(`Unable to create record: ${err.message}`);
-            return err;
+            return undefined;
           });
 
         if (result) Logger.info(`Created [${zone.type}] (${zone.name} -> ${newContent})`);
@@ -129,7 +129,7 @@ class Updater {
             })
             .catch((err) => {
               Logger.error(`Unable to update record: ${err.message}`);
-              return err;
+              return undefined;
             });
 
           if (updateResult)
@@ -148,8 +148,7 @@ class Updater {
             })
             .catch((err) => {
               Logger.error(`Unable to update record: ${err.message}`);
-              console.log(err);
-              return;
+              return undefined;
             });
 
           if (updateResult)