In article <alpine.lrh.2.21.1905161448390.8...@bofh.nohats.ca>,
Paul Wouters via Unbound-users <p...@nohats.ca> wrote:
A restart with enabled verbosity to see what's going on, of
course worked like a charm :/
Note the TTL is pretty short (1440, did someone confuse MTU for TTL?)
Manual checking:
Oh, wait, the servers for .ir and for .XN--MGBA3A4F16A are different.
Start via local root
$ drill @127.12.12.12 XN--MGBA3A4F16A. soa
;; ->>HEADER<<- opcode: QUERY, rcode: NOERROR, id: 63506
;; flags: qr rd ; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 2
;; QUESTION SECTION:
;; XN--MGBA3A4F16A. IN SOA
;; ANSWER SECTION:
;; AUTHORITY SECTION:
XN--MGBA3A4F16A. 172800 IN NS a.nic.ir.
XN--MGBA3A4F16A. 172800 IN NS ns.irnic.ir.
$ drill @193.189.123.2 XN--MGBA3A4F16A. soa
; timeout
$ drill @193.189.122.83 XN--MGBA3A4F16A. soa
;; ->>HEADER<<- opcode: QUERY, rcode: SERVFAIL, id: 65073
;; flags: qr rd ; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;; XN--MGBA3A4F16A. IN SOA
I guess that explains it. Not my problem. But where'd Google's
answers come from? The NS I'm getting from my local root match the
ones from the real root and what's here:
https://www.iana.org/domains/root/db/xn--mgba3a4f16a.html
$ drill @8.8.8.8 XN--MGBA3A4F16A. ns
;; ->>HEADER<<- opcode: QUERY, rcode: NOERROR, id: 56461
;; flags: qr rd ra ; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;; XN--MGBA3A4F16A. IN NS
;; ANSWER SECTION:
XN--MGBA3A4F16A. 1439 IN NS b.nic.ir.
XN--MGBA3A4F16A. 1439 IN NS a.nic.ir.
XN--MGBA3A4F16A. 1439 IN NS ir.cctld.authdns.ripe.net.
$ drill @8.8.8.8 XN--MGBA3A4F16A. soa
;; ->>HEADER<<- opcode: QUERY, rcode: NOERROR, id: 25896
;; flags: qr rd ra ; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;; XN--MGBA3A4F16A. IN SOA
;; ANSWER SECTION:
XN--MGBA3A4F16A. 1439 IN SOA ns1.nic.ir. info.nic.ir.
2019051622 14400 1800 604800 1440
R's,
John
--
Regards,
John Levine, jo...@iecc.com, Primary Perpetrator of "The Internet for Dummies",
Please consider the environment before reading this e-mail. https://jl.ly