Dear colleagues Source Address Validation (SAV) is aimed at filtering packets based on source IP addresses at the network edge. On RIPE Labs now, Maciej Korczynski and colleagues share their method for identifying networks that do not deploy SAV for incoming traffic.
https://labs.ripe.net/Members/yevheniya_nosyk/inferring-the-deployment-of-inbound-source-address-validation-using-dns-resolvers Kind regards, Alun Davies
