From: Joe Provo (no email)
Date: Sat Jan 19 2008 - 10:33:14 EST
On Sat, Jan 19, 2008 at 02:36:14AM -0700, randal k wrote:
> Anybody know what is up/down with the GTE/Level3 name-servers used the world
> over on 4.2.2.1, 4.2.2.2? Suddenly started getting no responses from them
> for a couple of our side apps.
Testing from an l3 customer network which got responses and a non-l3
customer network which did not implies that they finally clamped down
on non-customer use of their anycasted resolvers.
> I hope these servers stick around forever, they're kind of an Internet
> legend.
Open resolvers are seriously abused by botnets and related baddies.
Perhaps you might need to run a set of resolvers, or get your service
provider[s] to give you something similar to well-tuned anycasted
resolvers.
Cheers,
Joe
--
RSUC / GweepNet / Spunk / FnB / Usenix / SAGE
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