AW: AW: Verizon and Level3 DNS flush

Thu Jun 2 08:42:10 UTC 2016

Hi Roland,

the difference between old and new DNS are way more capacity and extra DDoS protection ... it IS expected behavior that traffic will switch over to the new DNS.

best regards

Jürgen Jaritsch
Head of Network & Infrastructure

ANEXIA Internetdienstleistungs GmbH

Telefon: +43-5-0556-300
Telefax: +43-5-0556-500

E-Mail: JJaritsch at anexia-it.com 
Web: http://www.anexia-it.com 

Anschrift Hauptsitz Klagenfurt: Feldkirchnerstraße 140, 9020 Klagenfurt
Geschäftsführer: Alexander Windbichler
Firmenbuch: FN 289918a | Gerichtsstand: Klagenfurt | UID-Nummer: AT U63216601

-----Ursprüngliche Nachricht-----
Von: NANOG [mailto:nanog-bounces at nanog.org] Im Auftrag von Roland Dobbins
Gesendet: Donnerstag, 02. Juni 2016 10:38
An: nanog at nanog.org
Betreff: Re: AW: Verizon and Level3 DNS flush

On Jun 2, 2016, at 1:24 AM, Jürgen Jaritsch <JJaritsch at anexia-it.com> wrote:

> and that's the reason why we had to move over to a new NS set.

Which the attackers (or their attack tools) will immediately discern, & shift their targeting accordingly.

Playing games like this with addressing seldom, if ever, accomplishes anything useful in terms of successfully defending against DDoS attacks.

-----------------------------------
Roland Dobbins <rdobbins at arbor.net>