Walkthrough: you publish DS, you wait, you query from three looking glasses, and only then you retire the old KSK. Not the other way around.
JO
CA
Replying to @joostw
Add a fourth looking glass that is not in the same anycast cloud as the first three.
TO
Replying to @camilleb
Atlas probes in cupboards count. The one behind the NAS is my favourite pessimist.
TH
Replying to @tomaszb
I burned a weekend by trusting “green” in the registrar panel. The parent still had the old DS.
SI