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IP address rangesAn IP address is a unique 32-bit address that is used to address a host computer. Normally it is written as a fours sets of positive numbers (0-255) delimited by dots, such as 216.239.57.99Here is a table indicating use according to the first of these numbers, i.e. the most significant 8 bits of the address: 0-2: reservedExplanation: AFRINIC = Africa APNIC = Asia / AU / NZ ARIN = USA / Canada LACNIC = Latin America / Caribbean RIPE = Europe / Africa / Middle East local: reserved for local net addresses (intranets) reserved: not currently used Ranges not explicitly mentioned are primarily allocated to ISPs in the USA / universities / corporates. See also: https://joewein.de/sw/blacklist/abuse.txt http://www.iana.org/assignments/ipv4-address-space WHOIS lookup form
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