[dns-operations] 答复: about NXDOMAIN under the TLD .ws

[Bob Harold]

On Wed, Mar 23, 2016 at 10:56 PM, Fred Morris <m3047 at m3047.net> wrote:

> On Tue, 22 Mar 2016, [gb2312] 张在峰 wrote:
> > I just reviewed all TLDs.
> > The following TLD have wildcards record except the rdata 127.0.53.53.
> >
> > *.ph. 299 IN  A       45.79.222.138
> > *.sy. 21599 IN        A       91.144.20.76
> > *.ws. 299 IN  A       64.70.19.202
> > *.中国. 21599 IN A      218.241.116.40
> > *.中國. 21599 IN A      218.241.116.40
>
> localhost:~ demeter$ dig does--not-exist.fm a +short
> localhost:~ demeter$ dig does--not-exist.fm mx +short
> 1 mail.h-email.net.
> localhost:~ demeter$ dig \*.fm mx
>
> ; <<>> DiG 9.6-ESV-R4-P3 <<>> *.fm mx
> ;; global options: +cmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 47590
> ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 13, ADDITIONAL: 0
>
> ;; QUESTION SECTION:
> ;*.fm.                          IN      MX
>
> ;; ANSWER SECTION:
> *.fm.                   21591   IN      MX      1 mail.h-email.net.
>
> ;; AUTHORITY SECTION:
> .                       797     IN      NS      a.root-servers.net.
> .                       797     IN      NS      g.root-servers.net.
> .                       797     IN      NS      i.root-servers.net.
> .                       797     IN      NS      c.root-servers.net.
> .                       797     IN      NS      j.root-servers.net.
> .                       797     IN      NS      h.root-servers.net.
> .                       797     IN      NS      d.root-servers.net.
> .                       797     IN      NS      e.root-servers.net.
> .                       797     IN      NS      k.root-servers.net.
> .                       797     IN      NS      f.root-servers.net.
> .                       797     IN      NS      b.root-servers.net.
> .                       797     IN      NS      m.root-servers.net.
> .                       797     IN      NS      l.root-servers.net.
>
> ;; Query time: 6 msec
> ;; SERVER: 10.200.0.33#53(10.200.0.33)
> ;; WHEN: Wed Mar 23 20:58:48 2016
> ;; MSG SIZE  rcvd: 262
>
> --
>
> Fred Morris
>
>
> I don't understand why your "authority" section lists the root servers.  I
get a different answer:

$ dig \*.fm mx

; <<>> DiG 9.9.5-3ubuntu0.8-Ubuntu <<>> *.fm mx
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 15282
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 6, ADDITIONAL: 9

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;*.fm.                IN    MX

;; ANSWER SECTION:
*.fm.            86400    IN    MX    1 mail.h-email.net.

;; AUTHORITY SECTION:
fm.            86376    IN    NS    tld2.ultradns.net.
fm.            86376    IN    NS    tld4.ultradns.org.
fm.            86376    IN    NS    tld5.ultradns.info.
fm.            86376    IN    NS    tld3.ultradns.org.
fm.            86376    IN    NS    tld1.ultradns.net.
fm.            86376    IN    NS    tld6.ultradns.co.uk.

;; ADDITIONAL SECTION:
tld5.ultradns.info.    159144    IN    A    192.100.59.11
tld6.ultradns.co.uk.    159144    IN    A    198.133.199.11
tld4.ultradns.org.    159144    IN    A    199.7.67.1
tld4.ultradns.org.    159144    IN    AAAA    2001:502:100e::1
tld3.ultradns.org.    159144    IN    A    199.7.66.1
tld2.ultradns.net.    159144    IN    A    204.74.113.1
tld1.ultradns.net.    159144    IN    A    204.74.112.1
tld1.ultradns.net.    159144    IN    AAAA    2001:502:d399::1

;; Query time: 23 msec
;; SERVER: 127.0.1.1#53(127.0.1.1)
;; WHEN: Thu Mar 24 09:47:15 EDT 2016
;; MSG SIZE  rcvd: 379

-- 
Bob Harold
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