Re: [exim] How can I establish that DANE is working correctl…

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Szerző: Viktor Dukhovni
Dátum:  
Címzett: exim-users
Tárgy: Re: [exim] How can I establish that DANE is working correctly?

> On May 1, 2017, at 10:33 AM, Jeremy Harris <jgh@???> wrote:
>
> Having looked again at the coding I do not see that behaviour.
> Have you verified this by experiment?


Yes, with Phil Pennock doing the test. Example domains that
should fail, but I believe don't with Exim are:

    truman.edu
    techtrack.gov
    mof.gov.tw


http://dnsviz.net/d/_25._tcp.barracuda.truman.edu/dnssec/
http://dnsviz.net/d/_25._tcp.mx1.techtrack.gov/dnssec/
http://dnsviz.net/d/_25._tcp.mail.mof.gov.tw/dnssec/

$ dig +noall +comment -t tlsa _25._tcp.barracuda.truman.edu
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 4694
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 8192

-- 
    Viktor.