switching entire DNS system to new servers and IP addresses

Phil Mayers p.mayers at imperial.ac.uk
Fri Feb 24 10:56:06 UTC 2017


On 23/02/17 20:21, Mitchell Kuch wrote:

> In practice, we have encountered caching resolvers that provide
> non-decrementing TTL values to downstream resolvers and clients. Even

That is a depressingly common residential ISP trick :o(


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