www.bortolotto.eu

Una lista delle NRA Europee si trova nel sito della NRA OLandese (OPTA) all'URL: http://www.opta.nl/en/organisation-opta/international/

In Australia la licenza per possedere infrastrutture costa :

".... Licensing fees consist of a $2 500 application fee, and an annual fee comprising a variable percentage of the annual revenue calculated in relation to the cost of maintaining the regulatory regime. ...." Licensing of carriers and service providers | Department of Broadband, Communications and the Digital Economy

OFCOM:

Frequently asked questions (FAQs) by internet service providers about the new regulatory framework, Version 1:0, 24 March 2003

FAQs about the new regulatory framework - Ofcom