This from Duncan Intellegence:
4-letter test station IDs: ARDC and ARDD
Tech support: ADFANS@arinc.com
Phone: 410 266-2990
4-letter test station ID: WIFS. (Use WIFS1 as the flight ID or call sign)
Tech support: firstname.lastname@example.org
Phone: 321 777-3236
Link to complete article by Mike Meyer. Hi Mike!