diff --git a/homeassistant/components/actiontec/device_tracker.py b/homeassistant/components/actiontec/device_tracker.py
index 8cab6552857..801ddd00a5a 100644
--- a/homeassistant/components/actiontec/device_tracker.py
+++ b/homeassistant/components/actiontec/device_tracker.py
@@ -9,7 +9,7 @@ from typing import Final
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -36,7 +36,7 @@ def get_scanner(
     hass: HomeAssistant, config: ConfigType
 ) -> ActiontecDeviceScanner | None:
     """Validate the configuration and return an Actiontec scanner."""
-    scanner = ActiontecDeviceScanner(config[DOMAIN])
+    scanner = ActiontecDeviceScanner(config[DEVICE_TRACKER_DOMAIN])
     return scanner if scanner.success_init else None
 
 
diff --git a/homeassistant/components/arris_tg2492lg/device_tracker.py b/homeassistant/components/arris_tg2492lg/device_tracker.py
index 58daead34f2..c3650587690 100644
--- a/homeassistant/components/arris_tg2492lg/device_tracker.py
+++ b/homeassistant/components/arris_tg2492lg/device_tracker.py
@@ -7,7 +7,7 @@ from arris_tg2492lg import ConnectBox, Device
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -31,7 +31,7 @@ async def async_get_scanner(
     hass: HomeAssistant, config: ConfigType
 ) -> ArrisDeviceScanner | None:
     """Return the Arris device scanner if successful."""
-    conf = config[DOMAIN]
+    conf = config[DEVICE_TRACKER_DOMAIN]
     url = f"http://{conf[CONF_HOST]}"
     websession = async_get_clientsession(hass)
     connect_box = ConnectBox(websession, url, conf[CONF_PASSWORD])
diff --git a/homeassistant/components/aruba/device_tracker.py b/homeassistant/components/aruba/device_tracker.py
index 4959ff7ef03..ef622ef9826 100644
--- a/homeassistant/components/aruba/device_tracker.py
+++ b/homeassistant/components/aruba/device_tracker.py
@@ -10,7 +10,7 @@ import pexpect
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -38,7 +38,7 @@ PLATFORM_SCHEMA = DEVICE_TRACKER_PLATFORM_SCHEMA.extend(
 
 def get_scanner(hass: HomeAssistant, config: ConfigType) -> ArubaDeviceScanner | None:
     """Validate the configuration and return a Aruba scanner."""
-    scanner = ArubaDeviceScanner(config[DOMAIN])
+    scanner = ArubaDeviceScanner(config[DEVICE_TRACKER_DOMAIN])
 
     return scanner if scanner.success_init else None
 
diff --git a/homeassistant/components/bbox/device_tracker.py b/homeassistant/components/bbox/device_tracker.py
index 7157c47830c..20ee0fa2820 100644
--- a/homeassistant/components/bbox/device_tracker.py
+++ b/homeassistant/components/bbox/device_tracker.py
@@ -10,7 +10,7 @@ import pybbox
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -34,7 +34,7 @@ PLATFORM_SCHEMA = DEVICE_TRACKER_PLATFORM_SCHEMA.extend(
 
 def get_scanner(hass: HomeAssistant, config: ConfigType) -> BboxDeviceScanner | None:
     """Validate the configuration and return a Bbox scanner."""
-    scanner = BboxDeviceScanner(config[DOMAIN])
+    scanner = BboxDeviceScanner(config[DEVICE_TRACKER_DOMAIN])
 
     return scanner if scanner.success_init else None
 
diff --git a/homeassistant/components/bt_home_hub_5/device_tracker.py b/homeassistant/components/bt_home_hub_5/device_tracker.py
index 60ded009d5f..10c1b32c310 100644
--- a/homeassistant/components/bt_home_hub_5/device_tracker.py
+++ b/homeassistant/components/bt_home_hub_5/device_tracker.py
@@ -8,7 +8,7 @@ import bthomehub5_devicelist
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -30,7 +30,7 @@ def get_scanner(
     hass: HomeAssistant, config: ConfigType
 ) -> BTHomeHub5DeviceScanner | None:
     """Return a BT Home Hub 5 scanner if successful."""
-    scanner = BTHomeHub5DeviceScanner(config[DOMAIN])
+    scanner = BTHomeHub5DeviceScanner(config[DEVICE_TRACKER_DOMAIN])
 
     return scanner if scanner.success_init else None
 
diff --git a/homeassistant/components/bt_smarthub/device_tracker.py b/homeassistant/components/bt_smarthub/device_tracker.py
index 4b52f38ff31..3e2565e0904 100644
--- a/homeassistant/components/bt_smarthub/device_tracker.py
+++ b/homeassistant/components/bt_smarthub/device_tracker.py
@@ -9,7 +9,7 @@ from btsmarthub_devicelist import BTSmartHub
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -33,7 +33,7 @@ PLATFORM_SCHEMA = DEVICE_TRACKER_PLATFORM_SCHEMA.extend(
 
 def get_scanner(hass: HomeAssistant, config: ConfigType) -> BTSmartHubScanner | None:
     """Return a BT Smart Hub scanner if successful."""
-    info = config[DOMAIN]
+    info = config[DEVICE_TRACKER_DOMAIN]
     smarthub_client = BTSmartHub(
         router_ip=info[CONF_HOST], smarthub_model=info.get(CONF_SMARTHUB_MODEL)
     )
diff --git a/homeassistant/components/cisco_ios/device_tracker.py b/homeassistant/components/cisco_ios/device_tracker.py
index 485a825b51f..90c3e227615 100644
--- a/homeassistant/components/cisco_ios/device_tracker.py
+++ b/homeassistant/components/cisco_ios/device_tracker.py
@@ -9,7 +9,7 @@ from pexpect import pxssh
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -34,7 +34,7 @@ PLATFORM_SCHEMA = vol.All(
 
 def get_scanner(hass: HomeAssistant, config: ConfigType) -> CiscoDeviceScanner | None:
     """Validate the configuration and return a Cisco scanner."""
-    scanner = CiscoDeviceScanner(config[DOMAIN])
+    scanner = CiscoDeviceScanner(config[DEVICE_TRACKER_DOMAIN])
 
     return scanner if scanner.success_init else None
 
diff --git a/homeassistant/components/cisco_mobility_express/device_tracker.py b/homeassistant/components/cisco_mobility_express/device_tracker.py
index 38d2c78c66a..2c7398ae172 100644
--- a/homeassistant/components/cisco_mobility_express/device_tracker.py
+++ b/homeassistant/components/cisco_mobility_express/device_tracker.py
@@ -8,7 +8,7 @@ from ciscomobilityexpress.ciscome import CiscoMobilityExpress
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -42,7 +42,7 @@ PLATFORM_SCHEMA = DEVICE_TRACKER_PLATFORM_SCHEMA.extend(
 def get_scanner(hass: HomeAssistant, config: ConfigType) -> CiscoMEDeviceScanner | None:
     """Validate the configuration and return a Cisco ME scanner."""
 
-    config = config[DOMAIN]
+    config = config[DEVICE_TRACKER_DOMAIN]
 
     controller = CiscoMobilityExpress(
         config[CONF_HOST],
diff --git a/homeassistant/components/ddwrt/device_tracker.py b/homeassistant/components/ddwrt/device_tracker.py
index 5d31d16a530..d72496e4d1e 100644
--- a/homeassistant/components/ddwrt/device_tracker.py
+++ b/homeassistant/components/ddwrt/device_tracker.py
@@ -10,7 +10,7 @@ import requests
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -50,7 +50,7 @@ PLATFORM_SCHEMA = DEVICE_TRACKER_PLATFORM_SCHEMA.extend(
 def get_scanner(hass: HomeAssistant, config: ConfigType) -> DdWrtDeviceScanner | None:
     """Validate the configuration and return a DD-WRT scanner."""
     try:
-        return DdWrtDeviceScanner(config[DOMAIN])
+        return DdWrtDeviceScanner(config[DEVICE_TRACKER_DOMAIN])
     except ConnectionError:
         return None
 
diff --git a/homeassistant/components/hitron_coda/device_tracker.py b/homeassistant/components/hitron_coda/device_tracker.py
index 61199e4b2f7..af1c17689c7 100644
--- a/homeassistant/components/hitron_coda/device_tracker.py
+++ b/homeassistant/components/hitron_coda/device_tracker.py
@@ -10,7 +10,7 @@ import requests
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -37,7 +37,7 @@ def get_scanner(
     _hass: HomeAssistant, config: ConfigType
 ) -> HitronCODADeviceScanner | None:
     """Validate the configuration and return a Hitron CODA-4582U scanner."""
-    scanner = HitronCODADeviceScanner(config[DOMAIN])
+    scanner = HitronCODADeviceScanner(config[DEVICE_TRACKER_DOMAIN])
 
     return scanner if scanner.success_init else None
 
diff --git a/homeassistant/components/linksys_smart/device_tracker.py b/homeassistant/components/linksys_smart/device_tracker.py
index 45ae1d328dd..3bd47e59d48 100644
--- a/homeassistant/components/linksys_smart/device_tracker.py
+++ b/homeassistant/components/linksys_smart/device_tracker.py
@@ -9,7 +9,7 @@ import requests
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -32,7 +32,7 @@ def get_scanner(
 ) -> LinksysSmartWifiDeviceScanner | None:
     """Validate the configuration and return a Linksys AP scanner."""
     try:
-        return LinksysSmartWifiDeviceScanner(config[DOMAIN])
+        return LinksysSmartWifiDeviceScanner(config[DEVICE_TRACKER_DOMAIN])
     except ConnectionError:
         return None
 
diff --git a/homeassistant/components/luci/device_tracker.py b/homeassistant/components/luci/device_tracker.py
index 59d4d12ddf6..cf04cdb292a 100644
--- a/homeassistant/components/luci/device_tracker.py
+++ b/homeassistant/components/luci/device_tracker.py
@@ -8,7 +8,7 @@ from openwrt_luci_rpc import OpenWrtRpc
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -41,7 +41,7 @@ PLATFORM_SCHEMA = DEVICE_TRACKER_PLATFORM_SCHEMA.extend(
 
 def get_scanner(hass: HomeAssistant, config: ConfigType) -> LuciDeviceScanner | None:
     """Validate the configuration and return a Luci scanner."""
-    scanner = LuciDeviceScanner(config[DOMAIN])
+    scanner = LuciDeviceScanner(config[DEVICE_TRACKER_DOMAIN])
 
     return scanner if scanner.success_init else None
 
diff --git a/homeassistant/components/owntracks/device_tracker.py b/homeassistant/components/owntracks/device_tracker.py
index 31af3d845ae..6a6f0f078b1 100644
--- a/homeassistant/components/owntracks/device_tracker.py
+++ b/homeassistant/components/owntracks/device_tracker.py
@@ -2,7 +2,7 @@
 
 from homeassistant.components.device_tracker import (
     ATTR_SOURCE_TYPE,
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     SourceType,
     TrackerEntity,
 )
@@ -66,7 +66,7 @@ class OwnTracksEntity(TrackerEntity, RestoreEntity):
         """Set up OwnTracks entity."""
         self._dev_id = dev_id
         self._data = data or {}
-        self.entity_id = f"{DOMAIN}.{dev_id}"
+        self.entity_id = f"{DEVICE_TRACKER_DOMAIN}.{dev_id}"
 
     @property
     def unique_id(self):
diff --git a/homeassistant/components/quantum_gateway/device_tracker.py b/homeassistant/components/quantum_gateway/device_tracker.py
index 88cb5d60028..dc68472d94e 100644
--- a/homeassistant/components/quantum_gateway/device_tracker.py
+++ b/homeassistant/components/quantum_gateway/device_tracker.py
@@ -9,7 +9,7 @@ from requests.exceptions import RequestException
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -35,7 +35,7 @@ def get_scanner(
     hass: HomeAssistant, config: ConfigType
 ) -> QuantumGatewayDeviceScanner | None:
     """Validate the configuration and return a Quantum Gateway scanner."""
-    scanner = QuantumGatewayDeviceScanner(config[DOMAIN])
+    scanner = QuantumGatewayDeviceScanner(config[DEVICE_TRACKER_DOMAIN])
 
     return scanner if scanner.success_init else None
 
diff --git a/homeassistant/components/sky_hub/device_tracker.py b/homeassistant/components/sky_hub/device_tracker.py
index 140a174cc97..b0ad48ed985 100644
--- a/homeassistant/components/sky_hub/device_tracker.py
+++ b/homeassistant/components/sky_hub/device_tracker.py
@@ -8,7 +8,7 @@ from pyskyqhub.skyq_hub import SkyQHub
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -29,7 +29,7 @@ async def async_get_scanner(
     hass: HomeAssistant, config: ConfigType
 ) -> SkyHubDeviceScanner | None:
     """Return a Sky Hub scanner if successful."""
-    host = config[DOMAIN].get(CONF_HOST, "192.168.1.254")
+    host = config[DEVICE_TRACKER_DOMAIN].get(CONF_HOST, "192.168.1.254")
     websession = async_get_clientsession(hass)
     hub = SkyQHub(websession, host)
 
diff --git a/homeassistant/components/snmp/device_tracker.py b/homeassistant/components/snmp/device_tracker.py
index 9741a48dd9f..3c4a0a0725c 100644
--- a/homeassistant/components/snmp/device_tracker.py
+++ b/homeassistant/components/snmp/device_tracker.py
@@ -18,7 +18,7 @@ from pysnmp.hlapi.asyncio import (
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -59,7 +59,7 @@ async def async_get_scanner(
     hass: HomeAssistant, config: ConfigType
 ) -> SnmpScanner | None:
     """Validate the configuration and return an SNMP scanner."""
-    scanner = SnmpScanner(config[DOMAIN])
+    scanner = SnmpScanner(config[DEVICE_TRACKER_DOMAIN])
     await scanner.async_init(hass)
 
     return scanner if scanner.success_init else None
diff --git a/homeassistant/components/swisscom/device_tracker.py b/homeassistant/components/swisscom/device_tracker.py
index c13e5a322aa..94b6ddd4efd 100644
--- a/homeassistant/components/swisscom/device_tracker.py
+++ b/homeassistant/components/swisscom/device_tracker.py
@@ -9,7 +9,7 @@ import requests
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -31,7 +31,7 @@ def get_scanner(
     hass: HomeAssistant, config: ConfigType
 ) -> SwisscomDeviceScanner | None:
     """Return the Swisscom device scanner."""
-    scanner = SwisscomDeviceScanner(config[DOMAIN])
+    scanner = SwisscomDeviceScanner(config[DEVICE_TRACKER_DOMAIN])
 
     return scanner if scanner.success_init else None
 
diff --git a/homeassistant/components/synology_srm/device_tracker.py b/homeassistant/components/synology_srm/device_tracker.py
index 7c7343e88f6..962849df360 100644
--- a/homeassistant/components/synology_srm/device_tracker.py
+++ b/homeassistant/components/synology_srm/device_tracker.py
@@ -8,7 +8,7 @@ import synology_srm
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -75,7 +75,7 @@ def get_scanner(
     hass: HomeAssistant, config: ConfigType
 ) -> SynologySrmDeviceScanner | None:
     """Validate the configuration and return Synology SRM scanner."""
-    scanner = SynologySrmDeviceScanner(config[DOMAIN])
+    scanner = SynologySrmDeviceScanner(config[DEVICE_TRACKER_DOMAIN])
 
     return scanner if scanner.success_init else None
 
diff --git a/homeassistant/components/thomson/device_tracker.py b/homeassistant/components/thomson/device_tracker.py
index 339b12f0dc9..f1da5f19f91 100644
--- a/homeassistant/components/thomson/device_tracker.py
+++ b/homeassistant/components/thomson/device_tracker.py
@@ -9,7 +9,7 @@ import telnetlib  # pylint: disable=deprecated-module
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -41,7 +41,7 @@ PLATFORM_SCHEMA = DEVICE_TRACKER_PLATFORM_SCHEMA.extend(
 
 def get_scanner(hass: HomeAssistant, config: ConfigType) -> ThomsonDeviceScanner | None:
     """Validate the configuration and return a THOMSON scanner."""
-    scanner = ThomsonDeviceScanner(config[DOMAIN])
+    scanner = ThomsonDeviceScanner(config[DEVICE_TRACKER_DOMAIN])
 
     return scanner if scanner.success_init else None
 
diff --git a/homeassistant/components/unifi/device_tracker.py b/homeassistant/components/unifi/device_tracker.py
index aae1194b70d..eff8d9813db 100644
--- a/homeassistant/components/unifi/device_tracker.py
+++ b/homeassistant/components/unifi/device_tracker.py
@@ -18,7 +18,11 @@ from aiounifi.models.client import Client
 from aiounifi.models.device import Device
 from aiounifi.models.event import Event, EventKey
 
-from homeassistant.components.device_tracker import DOMAIN, ScannerEntity, SourceType
+from homeassistant.components.device_tracker import (
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
+    ScannerEntity,
+    SourceType,
+)
 from homeassistant.core import Event as core_Event, HomeAssistant, callback
 from homeassistant.helpers.dispatcher import async_dispatcher_connect
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
@@ -198,11 +202,15 @@ def async_update_unique_id(hass: HomeAssistant, config_entry: UnifiConfigEntry)
     def update_unique_id(obj_id: str) -> None:
         """Rework unique ID."""
         new_unique_id = f"{hub.site}-{obj_id}"
-        if ent_reg.async_get_entity_id(DOMAIN, UNIFI_DOMAIN, new_unique_id):
+        if ent_reg.async_get_entity_id(
+            DEVICE_TRACKER_DOMAIN, UNIFI_DOMAIN, new_unique_id
+        ):
             return
 
         unique_id = f"{obj_id}-{hub.site}"
-        if entity_id := ent_reg.async_get_entity_id(DOMAIN, UNIFI_DOMAIN, unique_id):
+        if entity_id := ent_reg.async_get_entity_id(
+            DEVICE_TRACKER_DOMAIN, UNIFI_DOMAIN, unique_id
+        ):
             ent_reg.async_update_entity(entity_id, new_unique_id=new_unique_id)
 
     for obj_id in list(hub.api.clients) + list(hub.api.clients_all):
diff --git a/homeassistant/components/unifi_direct/device_tracker.py b/homeassistant/components/unifi_direct/device_tracker.py
index c2cb9eba632..144cbd4dec7 100644
--- a/homeassistant/components/unifi_direct/device_tracker.py
+++ b/homeassistant/components/unifi_direct/device_tracker.py
@@ -9,7 +9,7 @@ from unifi_ap import UniFiAP, UniFiAPConnectionException, UniFiAPDataException
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -34,7 +34,7 @@ PLATFORM_SCHEMA = DEVICE_TRACKER_PLATFORM_SCHEMA.extend(
 
 def get_scanner(hass: HomeAssistant, config: ConfigType) -> UnifiDeviceScanner | None:
     """Validate the configuration and return a Unifi direct scanner."""
-    scanner = UnifiDeviceScanner(config[DOMAIN])
+    scanner = UnifiDeviceScanner(config[DEVICE_TRACKER_DOMAIN])
     return scanner if scanner.update_clients() else None
 
 
diff --git a/homeassistant/components/upc_connect/device_tracker.py b/homeassistant/components/upc_connect/device_tracker.py
index 1ec6dcd3107..c279be78666 100644
--- a/homeassistant/components/upc_connect/device_tracker.py
+++ b/homeassistant/components/upc_connect/device_tracker.py
@@ -9,7 +9,7 @@ from connect_box.exceptions import ConnectBoxError, ConnectBoxLoginError
 import voluptuous as vol
 
 from homeassistant.components.device_tracker import (
-    DOMAIN,
+    DOMAIN as DEVICE_TRACKER_DOMAIN,
     PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
     DeviceScanner,
 )
@@ -35,7 +35,7 @@ async def async_get_scanner(
     hass: HomeAssistant, config: ConfigType
 ) -> UPCDeviceScanner | None:
     """Return the UPC device scanner."""
-    conf = config[DOMAIN]
+    conf = config[DEVICE_TRACKER_DOMAIN]
     session = async_get_clientsession(hass)
     connect_box = ConnectBox(session, conf[CONF_PASSWORD], host=conf[CONF_HOST])