Update: I've now filed this bug/issue: https://gitlab.isc.org/isc-projects/bind9/-/issues/1745
On Tue, Apr 7, 2020 at 8:11 AM Shumon Huque <shu...@gmail.com> wrote: > Hi folks, > > I thought I'd check here before filing a bug in the gitlab repo -- in case > there is something I'm not understanding about dig's intended behavior. > > "dig +trace" does not appear to be following referrals with a non-empty > answer section, e.g. with CNAMEs pointing below the zone cut. I tried this > with dig from several versions (9.11.x, 9.14.x, and 9.16.x) with the same > result. > > Here's a real example (for brevity, I'm showing the last parts of the > output): > > $ dig +trace dfw.salesforce.com. A > [...] > salesforce.com. 172800 IN NS udns1.salesforce.com. > salesforce.com. 172800 IN NS udns2.salesforce.com. > salesforce.com. 172800 IN NS udns3.salesforce.com. > salesforce.com. 172800 IN NS udns4.salesforce.com. > salesforce.com. 172800 IN NS pch1.salesforce-dns.com. > salesforce.com. 172800 IN NS pch2.salesforce-dns.com. > ;; Received 444 bytes from 192.52.178.30#53(k.gtld-servers.net) in 7 ms > > dfw.salesforce.com. 300 IN CNAME monitor-dfw.salesforce.com. > monitor-dfw.salesforce.com. 300 IN CNAME monitor-dfw.dfw.r.salesforce.com. > dfw.r.salesforce.com. 86400 IN NS ns1-dfw.salesforce.com. > ;; Received 143 bytes from 156.154.100.8#53(udns1.salesforce.com) in 1 ms > > The last response is above is a referral, but dig doesn't bother to follow > it and just terminates there. > > Shumon Huque > >
_______________________________________________ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users