[GTER] Resolução DNS www.santander.com.br

Fábio Hernandes fabio at hernandes.eti.br
Wed Mar 15 10:52:22 -03 2017


Pois é Eduardo, será trocado, mas abri essa thread porque quero saber o que
está acontecendo com o BIND antes de desativá-lo.

Diego, também pensei nisso mas não tem nenhuma zona do santander.

Ricardo, bizarro resolver para o IP 96.9.242.100 (dá um whois nele) mesmo
com o +trace certinho:

# dig www.santander.com.br +trace
; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.47.rc1.el6_8.4 <<>> www.santander.com.br
+trace
;; global options: +cmd
.            518400    IN    NS    l.root-servers.net.
.            518400    IN    NS    a.root-servers.net.
.            518400    IN    NS    m.root-servers.net.
.            518400    IN    NS    k.root-servers.net.
.            518400    IN    NS    j.root-servers.net.
.            518400    IN    NS    g.root-servers.net.
.            518400    IN    NS    f.root-servers.net.
.            518400    IN    NS    b.root-servers.net.
.            518400    IN    NS    d.root-servers.net.
.            518400    IN    NS    c.root-servers.net.
.            518400    IN    NS    e.root-servers.net.
.            518400    IN    NS    h.root-servers.net.
.            518400    IN    NS    i.root-servers.net.
;; Received 508 bytes from 127.0.0.1#53(127.0.0.1) in 4249 ms

br.            172800    IN    NS    e.dns.br.
br.            172800    IN    NS    d.dns.br.
br.            172800    IN    NS    c.dns.br.
br.            172800    IN    NS    f.dns.br.
br.            172800    IN    NS    a.dns.br.
br.            172800    IN    NS    b.dns.br.
;; Received 318 bytes from 192.5.5.241#53(192.5.5.241) in 9068 ms

santander.com.br.    86400    IN    NS    use5.akam.net.
santander.com.br.    86400    IN    NS    usw1.akam.net.
santander.com.br.    86400    IN    NS    ns1-88.akam.net.
santander.com.br.    86400    IN    NS    ns1-127.akam.net.
santander.com.br.    86400    IN    NS    asia1.akam.net.
;; Received 147 bytes from 2001:12f8:1::10#53(2001:12f8:1::10) in 2251 ms

www.santander.com.br.    900    IN    CNAME    santander.com.br.edgekey.net.
;; Received 80 bytes from 23.61.199.66#53(23.61.199.66) in 258 ms


nslookup www.santander.com.br
Server:        127.0.0.1
Address:    127.0.0.1#53

Non-authoritative answer:
Name:    www.santander.com.br
Address: 96.9.242.100


# dig www.santander.com.br
; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.47.rc1.el6_8.4 <<>> www.santander.com.br
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 26952
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;www.santander.com.br.        IN    A

;; ANSWER SECTION:
www.santander.com.br.    533675    IN    A    96.9.242.100

;; AUTHORITY SECTION:
www.santander.com.br.    538226    IN    NS    www.santander.com.br.

;; Query time: 0 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed Mar 15 10:27:06 2017
;; MSG SIZE  rcvd: 68


-- 
Fábio R. Hernandes
Fone: (17) 99643 6715
Skype: hernandes.fabio

2017-03-15 0:00 GMT-03:00 Ricardo Rodrigues <rcr.listas at gmail.com>:

> Olá Fábio,
>
> Por favor defina "bizarro".
>
> O que o "dig www.santander.com.br +trace" mostra pra você? Segue o meu:
>
> # dig www.santander.com.br +trace
>
> ; <<>> DiG 9.3.6-P1-RedHat-9.3.6-20.P1.el5_8.6 <<>> www.santander.com.br
> +trace
> ;; global options:  printcmd
> .                       496158  IN      NS      f.root-servers.net.
> .                       496158  IN      NS      g.root-servers.net.
> .                       496158  IN      NS      h.root-servers.net.
> .                       496158  IN      NS      i.root-servers.net.
> .                       496158  IN      NS      a.root-servers.net.
> .                       496158  IN      NS      j.root-servers.net.
> .                       496158  IN      NS      b.root-servers.net.
> .                       496158  IN      NS      k.root-servers.net.
> .                       496158  IN      NS      c.root-servers.net.
> .                       496158  IN      NS      d.root-servers.net.
> .                       496158  IN      NS      l.root-servers.net.
> .                       496158  IN      NS      e.root-servers.net.
> .                       496158  IN      NS      m.root-servers.net.
> ;; Received 436 bytes from 127.0.0.1#53(127.0.0.1) in 2 ms
>
> br.                     172800  IN      NS      a.dns.br.
> br.                     172800  IN      NS      e.dns.br.
> br.                     172800  IN      NS      c.dns.br.
> br.                     172800  IN      NS      f.dns.br.
> br.                     172800  IN      NS      b.dns.br.
> br.                     172800  IN      NS      d.dns.br.
> ;; Received 318 bytes from 192.5.5.241#53(f.root-servers.net) in 95 ms
>
> santander.com.br.       86400   IN      NS      use5.akam.net.
> santander.com.br.       86400   IN      NS      usw1.akam.net.
> santander.com.br.       86400   IN      NS      ns1-88.akam.net.
> santander.com.br.       86400   IN      NS      ns1-127.akam.net.
> santander.com.br.       86400   IN      NS      asia1.akam.net.
> ;; Received 147 bytes from 200.160.0.10#53(a.dns.br) in 142 ms
>
> www.santander.com.br.   900     IN      CNAME
> santander.com.br.edgekey.net
> .
> ;; Received 80 bytes from 2.16.40.64#53(use5.akam.net) in 58 ms
>
>
> Abs,
> Ricardo
>
>
> Em 14 de março de 2017 16:40, Fábio Hernandes <fabio at hernandes.eti.br>
> escreveu:
>
> > Olá
> >
> > Estou com dois BIND recursivo (sim, eu sei) resolvendo
> > www.santander.com.br
> > para 96.9.242.100.
> >
> > Já dei flush, atualizei a lista dos root servers, reiniciei o bind,
> testei
> > diversos outros domínios, chequei as configurações e aparentemente só o
> > santander está bizarro.
> >
> > Alguém pode me sugerir algo?
> >
> > ; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.47.rc1.el6_8.4 <<>>
> > www.santander.com.br
> > ;; global options: +cmd
> > ;; Got answer:
> > ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 43453
> > ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 6, ADDITIONAL: 9
> >
> > ;; QUESTION SECTION:
> > ;www.santander.com.br.        IN    A
> >
> > ;; ANSWER SECTION:
> > www.santander.com.br.    604792    IN    A    96.9.242.100
> >
> > ;; AUTHORITY SECTION:
> > com.br.            44089    IN    NS    a.dns.br.
> > com.br.            44089    IN    NS    f.dns.br.
> > com.br.            44089    IN    NS    c.dns.br.
> > com.br.            44089    IN    NS    e.dns.br.
> > com.br.            44089    IN    NS    d.dns.br.
> > com.br.            44089    IN    NS    b.dns.br.
> >
> > ;; ADDITIONAL SECTION:
> > a.dns.br.        172792    IN    A    200.160.0.10
> > a.dns.br.        172792    IN    AAAA    2001:12ff::10
> > b.dns.br.        172792    IN    A    200.189.41.10
> > c.dns.br.        172792    IN    A    200.192.233.10
> > d.dns.br.        172792    IN    A    200.219.154.10
> > d.dns.br.        172792    IN    AAAA    2001:12f8:4::10
> > e.dns.br.        172792    IN    A    200.229.248.10
> > e.dns.br.        172792    IN    AAAA    2001:12f8:1::10
> > f.dns.br.        172792    IN    A    200.219.159.10
> >
> > ;; Query time: 0 msec
> > ;; SERVER: 127.0.0.1#53(127.0.0.1)
> > ;; WHEN: Tue Mar 14 16:32:02 2017
> > ;; MSG SIZE  rcvd: 334
> >
> >
> > --
> > Fábio R. Hernandes
> > Fone: (17) 99643 6715
> > Skype: hernandes.fabio
> > --
> > gter list    https://eng.registro.br/mailman/listinfo/gter
> --
> gter list    https://eng.registro.br/mailman/listinfo/gter
>



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