[Unbound-users] C-root IPv6 patch

Jaap Akkerhuis jaap at NLnetLabs.nl
Sun Mar 30 22:26:39 UTC 2014


    > I just queried all IPv6-enabled root name servers from 51 RIPE Atlas
    > anchors (it will take a few days to update DNSMON). The numbers below
    > show how many probes successfully got responses:
    > 
    > A  51
    > C  48
    > D  51
    > F  51
    > H  51
    > I  49
    > J  51
    > K  51
    > L  47
    > M  50
    > 
    > As you can see, it's not just C-root that's not widely reachable. Some
    > other root name servers also show some reachability issues. Have you
    > tested all the other root name servers from your location? If they are
    > unreachable, will you also blacklist them?
    > 
    
    Those numbers look really low to me.
    
    Did you query that from only IPv6-enabled RIPE Atlas anchors ?

    Or is there are large number in that pool that don't have any
    IPv6 connectifity ?

Read again: 

    > I just queried all IPv6-enabled root name servers from 51 RIPE Atlas
    > anchors ...

So only the 51 anchors where used, not the flock of probes.

	jaap



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