diff --git a/files/nats_registration_listener.py b/files/nats_registration_listener.py
index cf64f7d..63c8686 100644
--- a/files/nats_registration_listener.py
+++ b/files/nats_registration_listener.py
@@ -137,6 +137,7 @@ IGNORE_MACS_RAW = [
     "C4:93:00:4E:93:B0",
     "D0:6C:37:01:03:2C",
     "C4:93:00:51:9A:36",
+    "D0:6C:37:00:A6:50",
 ]
 
 # Global counter for any NetBox-related problems