On Tue, Feb 02, 2016, Andreas Schulze wrote: > $ dig _25._tcp.mailrelay1.bonn.postbank.de tlsa
> ;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 20811 I tried several hosts/dig versions, all return NXDOMAIN, not SERVFAIL. $ dig _25._tcp.mailrelay1.bonn.postbank.de tlsa ; <<>> DiG 9.6-ESV-R11-P1 <<>> _25._tcp.mailrelay1.bonn.postbank.de tlsa ... ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 64566 Querying ns1.postbank.de directly returns the same.
