Sourceware service migration; downtime friday/weekend 28/29/30 nov

[Maciej W. Rozycki]

On Tue, 25 Nov 2025, Mark Wielaard wrote:

> But DNS propagation also takes time and might make the new server
> inaccessible for some time after that.

 The usual approach is to reduce REFRESH in SOA and TTL of the individual 
records to single minutes enough in advance in preparation and then bring 
the old values afterwards.  With the current value of 3600 there's still 
enough time left to arrange for that.

  Maciej