IDN

IDN can refer to:

Internationalized domain names, a system for domain names with characters that are not part of ASCII
Institut Industriel du Nord, the former name of ÃÂcole Centrale de Lille
Indonesia, the ISO 3-letter country code
International Data Number, in the context of an X.121 address
Identity driven networking, a form of network control
Integrated data network, the digital data network developed by Reuters and dedicated to financial markets
Integrated Delivery Network, a network of healthcare organizations, see IDS
Intradermal nevus, a type of skin mole

See also