On Thursday, 2 April 2020 03:51:05 UTC Tessa Plum wrote: > Hello Paul > > We were under some attack like UDP flood to the authority servers, there > were a lot of UDP requests flooding to the servers. The traffic size was > about 20Gbps last time as I have said in last message. The clients seem > using spoofed IP addresses. > > Thanks. > Tessa
turn on DNS RRL. many name servers have it; none have it as their default. -- Paul _______________________________________________ dns-operations mailing list dns-operations@lists.dns-oarc.net https://lists.dns-oarc.net/mailman/listinfo/dns-operations
