[GTER] Dúvida DNSBL - Spamhaus e barracuda

Felipe Agnelli Barbosa no.molas at gmail.com
Mon Aug 5 12:45:21 -03 2013


Antonio,

 Pelo jeito, não estão querendo mostrar alguns records deste domínio no
arquivo de zona.
 Um indicativo disso é o endereço no apex, need.to.know.only[0].
 Ha recursão, porém não ha retorno do record a ou quad a.
 Talves estejam utilizando Views.

$ dig +m +trace +ttlid sbl.spamhaus.org

; <<>> DiG <<>> +m +trace sbl.spamhaus.org
;; global options: +cmd
.                       116592 IN NS k.root-servers.net.
.                       116592 IN NS l.root-servers.net.
.                       116592 IN NS i.root-servers.net.
.                       116592 IN NS j.root-servers.net.
.                       116592 IN NS f.root-servers.net.
.                       116592 IN NS e.root-servers.net.
.                       116592 IN NS b.root-servers.net.
.                       116592 IN NS h.root-servers.net.
.                       116592 IN NS m.root-servers.net.
.                       116592 IN NS c.root-servers.net.
.                       116592 IN NS g.root-servers.net.
.                       116592 IN NS a.root-servers.net.
.                       116592 IN NS d.root-servers.net.
;; Received 512 bytes from x.x.x.x#53(x.x.x.x) in 29 ms

org.                    172800 IN NS a0.org.afilias-nst.info.
org.                    172800 IN NS a2.org.afilias-nst.info.
org.                    172800 IN NS b0.org.afilias-nst.org.
org.                    172800 IN NS b2.org.afilias-nst.org.
org.                    172800 IN NS c0.org.afilias-nst.info.
org.                    172800 IN NS d0.org.afilias-nst.org.
;; Received 436 bytes from 2001:7fd::1#53(2001:7fd::1) in 119 ms

spamhaus.org.           86400 IN NS ns3.spamhaus.org.
spamhaus.org.           86400 IN NS ns20.ja.net.
spamhaus.org.           86400 IN NS ns-85.awsdns-10.com.
spamhaus.org.           86400 IN NS ns-971.awsdns-57.net.
spamhaus.org.           86400 IN NS ns-1370.awsdns-43.org.
spamhaus.org.           86400 IN NS ns-1743.awsdns-25.co.uk.
spamhaus.org.           86400 IN NS fi503-hfj.surfnet.nl.
spamhaus.org.           86400 IN NS fi503-nij.surfnet.nl.
;; Received 300 bytes from 2001:500:48::1#53(2001:500:48::1) in 203 ms

sbl.spamhaus.org.       86400 IN NS 7.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS r.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS t.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS b.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS a.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS o.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS 3.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS c.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS x.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS g.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS 2.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS f.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS 4.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS h.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS k.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS 8.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS l.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS 0.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS 5.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS d.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS q.ns.spamhaus.org.
sbl.spamhaus.org.       86400 IN NS i.ns.spamhaus.org.
;; Received 493 bytes from 192.150.94.200#53(192.150.94.200) in 309 ms

sbl.spamhaus.org.       150 IN SOA need.to.know.only.
hostmaster.spamhaus.org. (
                                1308051535 ; serial
                                3600       ; refresh (1 hour)
                                600        ; retry (10 minutes)
                                432000     ; expire (5 days)
                                150        ; minimum (2 minutes 30 seconds)
                                )
;; Received 98 bytes from 58.65.218.245#53(58.65.218.245) in 376 ms

===================================================================

A propósito, este email caiu na minha caixa de s p a m.

[0] - http://en.wikipedia.org/wiki/Need_to_know


[]s
Felipe



Em 5 de agosto de 2013 10:44, Antonio Modesto <modesto at isimples.com.br>escreveu:

>
>
> Bom dia,
>
> Estava adicionando a spamhaus na base de dados rbl no
> nosso servidor de e-mail. Por curiosidade tentei resolver o endereço
> sbl.spamhaus.org e não consegui:
>
> # nslookup sbl.spamhaus.org
> Server:
> 189.90.192.6
> Address: 189.90.192.6#53
>
> Non-authoritative answer:
> ***
> Can't find sbl.spamhaus.org: No answer
>
> Tentei resolver também o
> endereço da rbl da barracuda que já estava configurada e até onde sei
> funcionando, porém também não consegui resolver o endereço:
>
> nslookup
> b.barracudacentral.org
> Server: 189.90.192.6
> Address: 189.90.192.6#53
>
>
> Non-authoritative answer:
> *** Can't find b.barracudacentral.org: No
> answer
>
> Tentei usar o dig para ir resolvendo desde a.root-server.net
> até os servidores da barracuda e da spamhaus, não encontrei nenhum
> problema na recursão nem nada do tipo, como se não existisse o registro
> mesmo, alguém sabe me falar o motivo?
>
> # dig +norec sbl.spamhaus.org
> @0.ns.spamhaus.org
>
> ; <<>> DiG 9.8.4-rpz2+rl005.12-P1 <<>> +norec
> sbl.spamhaus.org @0.ns.spamhaus.org
> ;; global options: +cmd
> ;; Got
> answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 60539
> ;;
> flags: qr aa; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
>
> ;;
> QUESTION SECTION:
> ;sbl.spamhaus.org. IN A
>
> ;; AUTHORITY
> SECTION:
> sbl.spamhaus.org. 150 IN SOA need.to.know.only.
> hostmaster.spamhaus.org. 1308051330 3600 600 432000 150
>
> ;; Query time:
> 146 msec
> ;; SERVER: 204.16.254.40#53(204.16.254.40)
> ;; WHEN: Mon Aug 5
> 10:34:16 2013
> ;; MSG SIZE rcvd: 98
>
> Obrigado.
>
> --
>
>
>                 Atenciosamente,
>
>  Antonio Modesto Amaral Sousa
>  Gerente de TI
>
>  Praça
> Getúlio Vargas, 77 - Sala 308 - Centro
>  Santo Antônio do Monte/MG -
> 35.560-000
>  (37) 3281-2800 (ramal: 110) / 0800-300-2800 / 37.9814-8465
>
> MODESTO at ISIMPLES.COM.BR / faleconosco at isimples.com.br
>
> http://www.isimples.com.br
>
>
> --
> gter list    https://eng.registro.br/mailman/listinfo/gter




-- 
" A dúvida é o principio da sabedoria "



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