dns neprelozi nektere domeny

Jan Marek jmarek na jcu.cz
Úterý Červenec 7 08:51:36 CEST 2015


Dd,

zkuste se na www.soundclound.com ptát postupně všech jejich DNS
serverů...

Zjistíte, že např. server ns1.p20.dynect.net na tento dotaz nic
neodpoví (ostatní jsem nezkoušel)...

Prostě mají podrbané DNS.

Zdraví
Honza Marek

On Fri, Jul 03, 2015 at 04:46:15PM +0200, info na vysla.net wrote:
> Dobry den.
> 
> Mam problem s DNS serverem. Nepreklada mi domenu www.soundcloud.com .
> Nejde mi ani dig , ale dig +trace preklad najde - viz vypisy dole.
> System je debian wheezy a posledni bind9 balik.
> 
> Nesetkal se nekdo s necim podobnym?
> 
> Dik za kazdou radu .... VysLa
> 
> ########## vypis dig #################
> /etc/bind# dig  www.soundcloud.com
> 
> ; <<>> DiG 9.8.4-rpz2+rl005.12-P1 <<>> www.soundcloud.com
> ;; global options: +cmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 19746
> ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0
> 
> ;; QUESTION SECTION:
> ;www.soundcloud.com.            IN      A
> 
> ;; Query time: 0 msec
> ;; SERVER: 127.0.0.1#53(127.0.0.1)
> ;; WHEN: Fri Jul  3 16:40:16 2015
> ;; MSG SIZE  rcvd: 36
> 
> ######### vypis dig +trace ################
> /etc/bind# dig  +trace www.soundcloud.com
> 
> ; <<>> DiG 9.8.4-rpz2+rl005.12-P1 <<>> +trace www.soundcloud.com
> ;; global options: +cmd
> .                       1673    IN      NS      c.root-servers.net.
> .                       1673    IN      NS      j.root-servers.net.
> .                       1673    IN      NS      f.root-servers.net.
> .                       1673    IN      NS      m.root-servers.net.
> .                       1673    IN      NS      b.root-servers.net.
> .                       1673    IN      NS      a.root-servers.net.
> .                       1673    IN      NS      g.root-servers.net.
> .                       1673    IN      NS      k.root-servers.net.
> .                       1673    IN      NS      i.root-servers.net.
> .                       1673    IN      NS      l.root-servers.net.
> .                       1673    IN      NS      h.root-servers.net.
> .                       1673    IN      NS      d.root-servers.net.
> .                       1673    IN      NS      e.root-servers.net.
> ;; Received 496 bytes from 127.0.0.1#53(127.0.0.1) in 3 ms
> 
> com.                    172800  IN      NS      b.gtld-servers.net.
> com.                    172800  IN      NS      e.gtld-servers.net.
> com.                    172800  IN      NS      g.gtld-servers.net.
> com.                    172800  IN      NS      k.gtld-servers.net.
> com.                    172800  IN      NS      d.gtld-servers.net.
> com.                    172800  IN      NS      f.gtld-servers.net.
> com.                    172800  IN      NS      j.gtld-servers.net.
> com.                    172800  IN      NS      m.gtld-servers.net.
> com.                    172800  IN      NS      i.gtld-servers.net.
> com.                    172800  IN      NS      a.gtld-servers.net.
> com.                    172800  IN      NS      c.gtld-servers.net.
> com.                    172800  IN      NS      l.gtld-servers.net.
> com.                    172800  IN      NS      h.gtld-servers.net.
> ;; Received 508 bytes from 192.36.148.17#53(192.36.148.17) in 16 ms
> 
> soundcloud.com.         172800  IN      NS      ns1.p20.dynect.net.
> soundcloud.com.         172800  IN      NS      ns3.p20.dynect.net.
> soundcloud.com.         172800  IN      NS      ns2.p20.dynect.net.
> soundcloud.com.         172800  IN      NS      ns4.p20.dynect.net.
> ;; Received 186 bytes from 192.55.83.30#53(192.55.83.30) in 139 ms
> 
> www.soundcloud.com.     3600    IN      CNAME   cs97.wac.edgecastcdn.net.
> ;; Received 74 bytes from 204.13.251.20#53(204.13.251.20) in 21 ms
> 
> .                       1673    IN      NS      d.root-servers.net.
> .                       1673    IN      NS      f.root-servers.net.
> .                       1673    IN      NS      h.root-servers.net.
> .                       1673    IN      NS      e.root-servers.net.
> .                       1673    IN      NS      a.root-servers.net.
> .                       1673    IN      NS      k.root-servers.net.
> .                       1673    IN      NS      b.root-servers.net.
> .                       1673    IN      NS      i.root-servers.net.
> .                       1673    IN      NS      c.root-servers.net.
> .                       1673    IN      NS      j.root-servers.net.
> .                       1673    IN      NS      l.root-servers.net.
> .                       1673    IN      NS      g.root-servers.net.
> .                       1673    IN      NS      m.root-servers.net.
> ;; Received 496 bytes from 127.0.0.1#53(127.0.0.1) in 3 ms
> 
> .                       86400   IN      SOA     a.root-servers.net.
> nstld.verisign-grs.com. 2015070300 1800 900 604800 86400
> ;; Received 105 bytes from 193.0.14.129#53(193.0.14.129) in 13 ms
> 
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-- 
Ing. Jan Marek               | Nez mi poslete prilohu .doc, .xls 
University of South Bohemia  | nebo .ppt, prectete si, prosim,
Academic Computer Centre     | WWW stranku uvedenou na poslednim
Phone: +420-38-9032080       | radku signatury...
http://www.gnu.org/philosophy/no-word-attachments.cs.html


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