Speaker
Mr
Ralf Weber
(Nominum Inc)
Description
On August 3rd around 12:40 UTC the name servers for wd2go.com stopped answering queries. As this domain is used by a lot of Western Digital software devices for cloud backup these devices stopped functioning. In addition to this they issued lots of DNS queries to get to their servers. This talk looks into what burden these devices put on recursive resolvers and what in turn the different resolver implementations do with this traffic that SERVFAILS.
Talk duration | 30 Minutes |
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Primary author
Mr
Ralf Weber
(Nominum Inc)