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by salawat 2109 days ago
If I'm grokking correctly, the poster is asserting that there are ISP shenanigans going on due to the fact that measurements aren't coming in in a binary nature. Either you support QNAME minimization, or you don't. If you support it, but someone else in the recursive resolution chain doesn't, that would explain <100% measurements, since they pass on more info than they should be, and in theory there may be temporary reentrant loops due to poorly managed BGP, which results in unminimized DNS queries being visible to the measurer somehow.

The poster seems to think Century Link is involved in a fundamental way. Which admittedly, given their track record with hosing large swathes of the Internet these last couple years may not be unreasonable.

At least that was what I got out of it.

1 comments

Yes, that's pretty much exactly what I was trying to say.