diff --git a/homeassistant/components/mikrotik/__init__.py b/homeassistant/components/mikrotik/__init__.py
index 236892a98b9..aacd3c65b3e 100644
--- a/homeassistant/components/mikrotik/__init__.py
+++ b/homeassistant/components/mikrotik/__init__.py
@@ -18,6 +18,7 @@ from homeassistant.helpers import config_validation as cv
 from homeassistant.helpers.discovery import load_platform
 from homeassistant.components.device_tracker import DOMAIN as DEVICE_TRACKER
 from .const import (
+    NAME,
     DOMAIN,
     HOSTS,
     MTK_LOGIN_PLAIN,
@@ -121,6 +122,7 @@ class MikrotikClient:
         self._password = password
         self._login_method = login_method
         self._encoding = encoding
+        self._ssl_wrapper = None
         self.hostname = None
         self._client = None
         self._connected = False
@@ -137,10 +139,12 @@ class MikrotikClient:
         }
 
         if self._use_ssl:
-            ssl_context = ssl.create_default_context()
-            ssl_context.check_hostname = False
-            ssl_context.verify_mode = ssl.CERT_NONE
-            kwargs["ssl_wrapper"] = ssl_context.wrap_socket
+            if self._ssl_wrapper is None:
+                ssl_context = ssl.create_default_context()
+                ssl_context.check_hostname = False
+                ssl_context.verify_mode = ssl.CERT_NONE
+                self._ssl_wrapper = ssl_context.wrap_socket
+            kwargs["ssl_wrapper"] = self._ssl_wrapper
 
         try:
             self._client = librouteros.connect(
@@ -163,7 +167,7 @@ class MikrotikClient:
     def get_hostname(self):
         """Return device host name."""
         data = self.command(MIKROTIK_SERVICES[IDENTITY])
-        return data[0]["name"] if data else None
+        return data[0][NAME] if data else None
 
     def connected(self):
         """Return connected boolean."""
diff --git a/homeassistant/components/mikrotik/const.py b/homeassistant/components/mikrotik/const.py
index 4f511d6b418..bd26b02fe1b 100644
--- a/homeassistant/components/mikrotik/const.py
+++ b/homeassistant/components/mikrotik/const.py
@@ -12,6 +12,7 @@ CONF_LOGIN_METHOD = "login_method"
 CONF_ENCODING = "encoding"
 DEFAULT_ENCODING = "utf-8"
 
+NAME = "name"
 INFO = "info"
 IDENTITY = "identity"
 ARP = "arp"
diff --git a/homeassistant/components/mikrotik/device_tracker.py b/homeassistant/components/mikrotik/device_tracker.py
index 47d3fab28ad..6c3fb559cba 100644
--- a/homeassistant/components/mikrotik/device_tracker.py
+++ b/homeassistant/components/mikrotik/device_tracker.py
@@ -132,8 +132,9 @@ class MikrotikScanner(DeviceScanner):
                 if self.arp_ping and self.devices_arp:
                     if mac not in self.devices_arp:
                         continue
+                    ip_address = self.devices_arp[mac]["address"]
                     interface = self.devices_arp[mac]["interface"]
-                    if not self.do_arp_ping(mac, interface):
+                    if not self.do_arp_ping(ip_address, interface):
                         continue
 
             attrs = {}
@@ -148,20 +149,19 @@ class MikrotikScanner(DeviceScanner):
             for attr in ATTR_DEVICE_TRACKER:
                 if attr in device and device[attr] is not None:
                     attrs[slugify(attr)] = device[attr]
-
             attrs["scanner_type"] = self.method
             attrs["scanner_host"] = self.host
             attrs["scanner_hostname"] = self.hostname
             self.device_tracker[mac] = attrs
 
-    def do_arp_ping(self, mac, interface):
+    def do_arp_ping(self, ip_address, interface):
         """Attempt to arp ping MAC address via interface."""
         params = {
             "arp-ping": "yes",
             "interval": "100ms",
             "count": 3,
             "interface": interface,
-            "address": mac,
+            "address": ip_address,
         }
         cmd = "/ping"
         data = self.api.command(cmd, params)