Companhia de Telecomunicacoes de Macau uses 42 IP ranges covering a total of 264,448 IP addresses. The IPs span 1 country, including Macao.
Companhia de Telecomunicações de Macau S.A.R.L. known as CTM is a telecommunications company in Macau, which obtained a monopoly franchise license from the government except for mobile telephone services.
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