diff --git a/src/components/TopMessage.vue b/src/components/TopMessage.vue
new file mode 100644
index 0000000..6c5c692
--- /dev/null
+++ b/src/components/TopMessage.vue
@@ -0,0 +1,58 @@
+<template>
+  <div class="text-center text-red-500">{{ message }}</div>
+</template>
+
+<script lang="ts">
+import { Component, Vue, Prop } from "vue-facing-decorator";
+import { db } from "@/db/index";
+import { MASTER_SETTINGS_KEY } from "@/db/tables/settings";
+import { AppString } from "@/constants/app";
+
+interface Notification {
+  group: string;
+  type: string;
+  title: string;
+  text: string;
+}
+
+@Component
+export default class TopMessage extends Vue {
+  $notify!: (notification: Notification, timeout?: number) => void;
+
+  @Prop selected = "";
+
+  message = "";
+
+  async mounted() {
+    try {
+      await db.open();
+
+      const settings = await db.settings.get(MASTER_SETTINGS_KEY);
+      if (
+        settings?.warnIfTestServer &&
+        window.location.hostname !== AppString.PROD_TIME_SAFARI_SERVER
+      ) {
+        const didPrefix = settings.activeDid?.slice(11, 14);
+        this.message = "You're linked to a test server, user " + didPrefix;
+      } else if (
+        settings?.warnIfProdServer &&
+        window.location.hostname === AppString.PROD_TIME_SAFARI_SERVER
+      ) {
+        const didPrefix = settings.activeDid?.slice(1, 14);
+        this.message =
+          "You're linked to the production server, user " + didPrefix;
+      }
+    } catch (err: unknown) {
+      this.$notify(
+        {
+          group: "alert",
+          type: "danger",
+          title: "Error Detecting Server",
+          text: JSON.stringify(err),
+        },
+        10000,
+      );
+    }
+  }
+}
+</script>
diff --git a/src/constants/app.ts b/src/constants/app.ts
index f4be364..2e2cffc 100644
--- a/src/constants/app.ts
+++ b/src/constants/app.ts
@@ -6,12 +6,15 @@
 export enum AppString {
   APP_NAME = "Time Safari",
 
+  PROD_TIME_SAFARI_SERVER = "https://timesafari.app",
+
   PROD_ENDORSER_API_SERVER = "https://api.endorser.ch",
   TEST_ENDORSER_API_SERVER = "https://test-api.endorser.ch",
   LOCAL_ENDORSER_API_SERVER = "http://localhost:3000",
 
   DEFAULT_ENDORSER_API_SERVER = TEST_ENDORSER_API_SERVER,
 
+  // eslint-disable-next-line @typescript-eslint/no-duplicate-enum-values
   PROD_PUSH_SERVER = "https://timesafari.app",
   TEST1_PUSH_SERVER = "https://test.timesafari.app",
   TEST2_PUSH_SERVER = "https://timesafari-pwa.anomalistlabs.com",
diff --git a/src/db/index.ts b/src/db/index.ts
index 16c99d8..37d6cf5 100644
--- a/src/db/index.ts
+++ b/src/db/index.ts
@@ -45,8 +45,5 @@ db.on("populate", () => {
   db.settings.add({
     id: MASTER_SETTINGS_KEY,
     apiServer: AppString.DEFAULT_ENDORSER_API_SERVER,
-
-    // remember that things you add from now on aren't automatically in the DB for old users
-    webPushServer: AppString.DEFAULT_PUSH_SERVER,
   });
 });
diff --git a/src/db/tables/settings.ts b/src/db/tables/settings.ts
index 135dc8d..4b3ad1e 100644
--- a/src/db/tables/settings.ts
+++ b/src/db/tables/settings.ts
@@ -12,15 +12,17 @@ export type BoundingBox = {
  * Settings type encompasses user-specific configuration details.
  */
 export type Settings = {
-  id: number; // Only one entry using MASTER_SETTINGS_KEY
+  id: number; // Only one entry, keyed with MASTER_SETTINGS_KEY
+
   activeDid?: string; // Active Decentralized ID
   apiServer?: string; // API server URL
   firstName?: string; // User's first name
+  isRegistered?: boolean;
   lastName?: string; // deprecated - put all names in firstName
-  lastViewedClaimId?: string; // Last viewed claim ID
   lastNotifiedClaimId?: string; // Last notified claim ID
-  isRegistered?: boolean;
-  webPushServer?: string; // Web Push server URL
+  lastViewedClaimId?: string; // Last viewed claim ID
+  reminderTime?: number; // Time in milliseconds since UNIX epoch for reminders
+  reminderOn?: boolean; // Toggle to enable or disable reminders
 
   // Array of named search boxes defined by bounding boxes
   searchBoxes?: Array<{
@@ -30,8 +32,9 @@ export type Settings = {
 
   showContactGivesInline?: boolean; // Display contact inline or not
   vapid?: string; // VAPID (Voluntary Application Server Identification) field for web push
-  reminderTime?: number; // Time in milliseconds since UNIX epoch for reminders
-  reminderOn?: boolean; // Toggle to enable or disable reminders
+  warnIfProdServer?: boolean; // Warn if using a production server
+  warnIfTestServer?: boolean; // Warn if using a testing server
+  webPushServer?: string; // Web Push server URL
 };
 
 /**
diff --git a/src/views/AccountViewView.vue b/src/views/AccountViewView.vue
index 7e6ba96..1dad814 100644
--- a/src/views/AccountViewView.vue
+++ b/src/views/AccountViewView.vue
@@ -1,5 +1,7 @@
 <template>
   <QuickNav selected="Profile"></QuickNav>
+  <TopMessage />
+
   <!-- CONTENT -->
   <section id="Content" class="p-6 pb-24">
     <!-- Heading -->
@@ -215,7 +217,7 @@
     <div v-if="showAdvanced">
       <p class="text-rose-600 mb-8">
         Beware: the features here can be confusing and even change data in ways
-        you do not expect. But we support your freedoms!
+        you do not expect. But we support your freedom!
       </p>
 
       <!-- Deep Identity Details -->
@@ -357,6 +359,46 @@
         </button>
       </div>
 
+      <label
+        for="toggleProdWarningMessage"
+        class="flex items-center justify-between cursor-pointer my-4"
+        @click="toggleProdWarning"
+      >
+        <!-- label -->
+        <h2>Show warning if on prod server</h2>
+        <!-- toggle -->
+        <div class="relative ml-2">
+          <!-- input -->
+          <input type="checkbox" v-model="warnIfProdServer" class="sr-only" />
+          <!-- line -->
+          <div class="block bg-slate-500 w-14 h-8 rounded-full"></div>
+          <!-- dot -->
+          <div
+            class="dot absolute left-1 top-1 bg-slate-400 w-6 h-6 rounded-full transition"
+          ></div>
+        </div>
+      </label>
+
+      <label
+        for="toggleTestWarningMessage"
+        class="flex items-center justify-between cursor-pointer my-4"
+        @click="toggleTestWarning"
+      >
+        <!-- label -->
+        <h2>Show warning if on test server</h2>
+        <!-- toggle -->
+        <div class="relative ml-2">
+          <!-- input -->
+          <input type="checkbox" v-model="warnIfTestServer" class="sr-only" />
+          <!-- line -->
+          <div class="block bg-slate-500 w-14 h-8 rounded-full"></div>
+          <!-- dot -->
+          <div
+            class="dot absolute left-1 top-1 bg-slate-400 w-6 h-6 rounded-full transition"
+          ></div>
+        </div>
+      </label>
+
       <div class="flex py-4">
         <h2 class="text-slate-500 text-sm font-bold mb-2">
           Notification Push Server
@@ -407,7 +449,8 @@ import "dexie-export-import";
 import { Component, Vue } from "vue-facing-decorator";
 import { useClipboard } from "@vueuse/core";
 
-import QuickNav from "@/components/QuickNav.vue";
+import QuickNav from "@/components/QuickNav";
+import TopMessage from "@/components/TopMessage";
 import { AppString } from "@/constants/app";
 import { db, accountsDB } from "@/db/index";
 import { MASTER_SETTINGS_KEY, Settings } from "@/db/tables/settings";
@@ -432,7 +475,7 @@ interface IAccount {
   derivationPath: string;
 }
 
-@Component({ components: { QuickNav } })
+@Component({ components: { QuickNav, TopMessage } })
 export default class AccountViewView extends Vue {
   $notify!: (notification: Notification, timeout?: number) => void;
 
@@ -462,6 +505,8 @@ export default class AccountViewView extends Vue {
   showAdvanced = false;
 
   subscription: PushSubscription | null = null;
+  warnIfProdServer = false;
+  warnIfTestServer = false;
 
   private isSubscribed = false;
   get toggleNotifications() {
@@ -471,6 +516,62 @@ export default class AccountViewView extends Vue {
     this.isSubscribed = value;
   }
 
+  /**
+   * Async function executed when the component is created.
+   * Initializes the component's state with values from the database,
+   * handles identity-related tasks, and checks limitations.
+   *
+   * @throws Will display specific messages to the user based on different errors.
+   */
+  async created() {
+    try {
+      await db.open();
+
+      const settings = await db.settings.get(MASTER_SETTINGS_KEY);
+
+      // Initialize component state with values from the database or defaults
+      this.initializeState(settings);
+
+      // Get and process the identity
+      const identity = await this.getIdentity(this.activeDid);
+      if (identity) {
+        this.processIdentity(identity);
+      }
+    } catch (err: unknown) {
+      this.handleError(err);
+    }
+  }
+
+  async mounted() {
+    try {
+      const registration = await navigator.serviceWorker.ready;
+      this.subscription = await registration.pushManager.getSubscription();
+      this.toggleNotifications = !!this.subscription;
+    } catch (error) {
+      console.error("Mount error:", error);
+      this.toggleNotifications = false;
+    }
+  }
+
+  /**
+   * Initializes component state with values from the database or defaults.
+   * @param {SettingsType} settings - Object containing settings from the database.
+   */
+  initializeState(settings: Settings | undefined) {
+    this.activeDid = (settings?.activeDid as string) || "";
+    this.apiServer = (settings?.apiServer as string) || "";
+    this.apiServerInput = (settings?.apiServer as string) || "";
+    this.givenName =
+      (settings?.firstName || "") +
+      (settings?.lastName ? ` ${settings.lastName}` : ""); // pre v 0.1.3
+    this.isRegistered = !!settings?.isRegistered;
+    this.showContactGives = !!settings?.showContactGivesInline;
+    this.warnIfProdServer = !!settings?.warnIfProdServer;
+    this.warnIfTestServer = !!settings?.warnIfTestServer;
+    this.webPushServer = (settings?.webPushServer as string) || "";
+    this.webPushServerInput = (settings?.webPushServer as string) || "";
+  }
+
   public async getIdentity(activeDid: string): Promise<IIdentifier | null> {
     try {
       // Open the accounts database
@@ -536,6 +637,16 @@ export default class AccountViewView extends Vue {
     this.updateShowContactAmounts();
   }
 
+  toggleProdWarning() {
+    this.warnIfProdServer = !this.warnIfProdServer;
+    this.updateWarnIfProdServer(this.warnIfProdServer);
+  }
+
+  toggleTestWarning() {
+    this.warnIfTestServer = !this.warnIfTestServer;
+    this.updateWarnIfTestServer(this.warnIfTestServer);
+  }
+
   readableTime(timeStr: string) {
     return timeStr.substring(0, timeStr.indexOf("T"));
   }
@@ -545,60 +656,6 @@ export default class AccountViewView extends Vue {
     this.numAccounts = await accountsDB.accounts.count();
   }
 
-  /**
-   * Async function executed when the component is created.
-   * Initializes the component's state with values from the database,
-   * handles identity-related tasks, and checks limitations.
-   *
-   * @throws Will display specific messages to the user based on different errors.
-   */
-  async created() {
-    try {
-      await db.open();
-
-      const settings = await db.settings.get(MASTER_SETTINGS_KEY);
-
-      // Initialize component state with values from the database or defaults
-      this.initializeState(settings);
-
-      // Get and process the identity
-      const identity = await this.getIdentity(this.activeDid);
-      if (identity) {
-        this.processIdentity(identity);
-      }
-    } catch (err: unknown) {
-      this.handleError(err);
-    }
-  }
-
-  async mounted() {
-    try {
-      const registration = await navigator.serviceWorker.ready;
-      this.subscription = await registration.pushManager.getSubscription();
-      this.toggleNotifications = !!this.subscription;
-    } catch (error) {
-      console.error("Mount error:", error);
-      this.toggleNotifications = false;
-    }
-  }
-
-  /**
-   * Initializes component state with values from the database or defaults.
-   * @param {SettingsType} settings - Object containing settings from the database.
-   */
-  initializeState(settings: Settings | undefined) {
-    this.activeDid = (settings?.activeDid as string) || "";
-    this.apiServer = (settings?.apiServer as string) || "";
-    this.apiServerInput = (settings?.apiServer as string) || "";
-    this.givenName =
-      (settings?.firstName || "") +
-      (settings?.lastName ? ` ${settings.lastName}` : ""); // pre v 0.1.3
-    this.isRegistered = !!settings?.isRegistered;
-    this.webPushServer = (settings?.webPushServer as string) || "";
-    this.webPushServerInput = (settings?.webPushServer as string) || "";
-    this.showContactGives = !!settings?.showContactGivesInline;
-  }
-
   /**
    * Processes the identity and updates the component's state.
    * @param {IdentityType} identity - Object containing identity information.
@@ -672,6 +729,52 @@ export default class AccountViewView extends Vue {
     }
   }
 
+  public async updateWarnIfProdServer(newSetting) {
+    try {
+      await db.open();
+      db.settings.update(MASTER_SETTINGS_KEY, {
+        warnIfProdServer: newSetting,
+      });
+    } catch (err) {
+      this.$notify(
+        {
+          group: "alert",
+          type: "danger",
+          title: "Error Updating Prod Warning",
+          text: "Clear your cache and start over (after data backup).",
+        },
+        -1,
+      );
+      console.error(
+        "Telling user to clear cache after contact setting update because:",
+        err,
+      );
+    }
+  }
+
+  public async updateWarnIfTestServer(newSetting) {
+    try {
+      await db.open();
+      db.settings.update(MASTER_SETTINGS_KEY, {
+        warnIfTestServer: newSetting,
+      });
+    } catch (err) {
+      this.$notify(
+        {
+          group: "alert",
+          type: "danger",
+          title: "Error Updating Test Warning",
+          text: "Clear your cache and start over (after data backup).",
+        },
+        -1,
+      );
+      console.error(
+        "Telling user to clear cache after contact setting update because:",
+        err,
+      );
+    }
+  }
+
   /**
    * Asynchronously exports the database into a downloadable JSON file.
    *
diff --git a/src/views/DiscoverView.vue b/src/views/DiscoverView.vue
index 14ff1a2..73b8cee 100644
--- a/src/views/DiscoverView.vue
+++ b/src/views/DiscoverView.vue
@@ -1,5 +1,6 @@
 <template>
   <QuickNav selected="Discover"></QuickNav>
+  <TopMessage />
 
   <!-- CONTENT -->
   <section id="Content" class="p-6 pb-24">
@@ -136,6 +137,7 @@ import { didInfo, ProjectData } from "@/libs/endorserServer";
 import QuickNav from "@/components/QuickNav.vue";
 import InfiniteScroll from "@/components/InfiniteScroll.vue";
 import EntityIcon from "@/components/EntityIcon.vue";
+import TopMessage from "@/components/TopMessage";
 
 interface Notification {
   group: string;
@@ -149,6 +151,7 @@ interface Notification {
     QuickNav,
     InfiniteScroll,
     EntityIcon,
+    TopMessage,
   },
 })
 export default class DiscoverView extends Vue {
diff --git a/src/views/HomeView.vue b/src/views/HomeView.vue
index 395f4ae..bba4bbf 100644
--- a/src/views/HomeView.vue
+++ b/src/views/HomeView.vue
@@ -1,5 +1,7 @@
 <template>
   <QuickNav selected="Home"></QuickNav>
+  <TopMessage />
+
   <!-- CONTENT -->
   <section id="Content" class="p-6 pb-24">
     <h1 id="ViewHeading" class="text-4xl text-center font-light pt-4 mb-8">
@@ -149,6 +151,7 @@ import {
 import { Contact } from "@/db/tables/contacts";
 import QuickNav from "@/components/QuickNav.vue";
 import EntityIcon from "@/components/EntityIcon.vue";
+import TopMessage from "@/components/TopMessage";
 import { IIdentifier } from "@veramo/core";
 import { Account } from "@/db/tables/accounts";
 
@@ -160,7 +163,7 @@ interface Notification {
 }
 
 @Component({
-  components: { GiftedDialog, QuickNav, EntityIcon },
+  components: { GiftedDialog, QuickNav, EntityIcon, TopMessage },
 })
 export default class HomeView extends Vue {
   $notify!: (notification: Notification, timeout?: number) => void;
diff --git a/src/views/ProjectViewView.vue b/src/views/ProjectViewView.vue
index 7d6e32b..82160a7 100644
--- a/src/views/ProjectViewView.vue
+++ b/src/views/ProjectViewView.vue
@@ -1,5 +1,7 @@
 <template>
   <QuickNav />
+  <TopMessage />
+
   <!-- CONTENT -->
   <section id="Content" class="p-6 pb-24">
     <!-- Breadcrumb -->
@@ -282,6 +284,7 @@ import { Component, Vue } from "vue-facing-decorator";
 
 import GiftedDialog from "@/components/GiftedDialog.vue";
 import OfferDialog from "@/components/OfferDialog.vue";
+import TopMessage from "@/components/TopMessage";
 import { accountsDB, db } from "@/db/index";
 import { Contact } from "@/db/tables/contacts";
 import { MASTER_SETTINGS_KEY, Settings } from "@/db/tables/settings";
@@ -306,7 +309,7 @@ interface Notification {
 }
 
 @Component({
-  components: { EntityIcon, GiftedDialog, OfferDialog, QuickNav },
+  components: { EntityIcon, GiftedDialog, OfferDialog, QuickNav, TopMessage },
 })
 export default class ProjectViewView extends Vue {
   $notify!: (notification: Notification, timeout?: number) => void;
diff --git a/src/views/ProjectsView.vue b/src/views/ProjectsView.vue
index 6bf7f4a..14ecd05 100644
--- a/src/views/ProjectsView.vue
+++ b/src/views/ProjectsView.vue
@@ -1,5 +1,7 @@
 <template>
   <QuickNav selected="Projects"></QuickNav>
+  <TopMessage />
+
   <section id="Content" class="p-6 pb-24">
     <!-- Heading -->
     <h1 id="ViewHeading" class="text-4xl text-center font-light pt-4 mb-8">
@@ -79,6 +81,7 @@ import { IIdentifier } from "@veramo/core";
 import InfiniteScroll from "@/components/InfiniteScroll.vue";
 import QuickNav from "@/components/QuickNav.vue";
 import EntityIcon from "@/components/EntityIcon.vue";
+import TopMessage from "@/components/TopMessage";
 import { ProjectData } from "@/libs/endorserServer";
 
 interface Notification {
@@ -89,7 +92,7 @@ interface Notification {
 }
 
 @Component({
-  components: { InfiniteScroll, QuickNav, EntityIcon },
+  components: { InfiniteScroll, QuickNav, EntityIcon, TopMessage },
 })
 export default class ProjectsView extends Vue {
   $notify!: (notification: Notification, timeout?: number) => void;