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Mapping the Great Void: Smarter scanning for IPv6 - Caida

Mapping the Great Void: Smarter scanning for IPv6 - Caida

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Going beyond BGP<br />

! To tell two networks apart in measurements, we need<br />

to trace to a target in each of <strong>the</strong>m<br />

! Finding networks via pure random <strong>scanning</strong> within<br />

BGP-announced prefixes doesn’t scale<br />

! Start with BGP, add more in<strong>for</strong>mation<br />

! Small amounts of randomness<br />

! Registration in<strong>for</strong>mation (WHOIS)<br />

! In<strong>for</strong>mation ga<strong>the</strong>red in earlier scans

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