Gentoo Archives: gentoo-user

From: staticsafe <me@××××××××××.ca>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] netqmail fails to do CNAME lookup for lists.gentoo.org
Date: Sat, 23 Mar 2013 16:00:12
Message-Id: 514DD17D.2020401@staticsafe.ca
In Reply to: [gentoo-user] netqmail fails to do CNAME lookup for lists.gentoo.org by Sascha Cunz
1 On 3/23/2013 8:17, Sascha Cunz wrote:
2 > Hi list,
3 >
4 > I'm glad to see that my mail from yesterday did finally leave the queue
5 > of my netqmail install.
6 >
7 > I'm recently having trouble to send mail to lists.gentoo.org via my
8 > netqmail. It says that it is _temporarily_ unable to do a CNAME lookup.
9 > But mails stay in queue until they eventually bounce. I have now configured
10 > a static smtp route to pigeon.gentoo.org and mails seem to go through.
11 >
12 > I'm currently using google's DNS in /etc/resolv.conf (But the results from
13 > the DNS server of my ISP are the same):
14 >
15 > I think that the real problem is, that $(dig @8.8.8.8 lists.gentoo.org any) [1]
16 > doesn't give me a MX-Record at all. Also, directly asking for a MX-Record
17 > doesn't seem to report one[2].
18 >
19 > I'm not too deep into DNS, so I'm asking for any clues on how to really
20 > solve this issue?
21 >
22 > Sascha
23 >
24 > [1]
25 > $ dig @8.8.8.8 list.gentoo.org any
26 >
27 > ; <<>> DiG 9.9.2 <<>> @8.8.8.8 list.gentoo.org any
28 > ; (1 server found)
29 > ;; global options: +cmd
30 > ;; Got answer:
31 > ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 4294
32 > ;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 1
33 >
34 > ;; OPT PSEUDOSECTION:
35 > ; EDNS: version: 0, flags:; udp: 512
36 > ;; QUESTION SECTION:
37 > ;list.gentoo.org. IN ANY
38 >
39 > ;; AUTHORITY SECTION:
40 > gentoo.org. 1389 IN SOA ns1.gentoo.org. hostmaster.gentoo.org. 1363715159 3600 3602 604800 3600
41 > gentoo.org. 1389 IN RRSIG SOA 5 2 86400 20130915164614 20130319164614 52980 gentoo.org. jWJE78zdR5x+B/N7H21C76vAW7RptfAaxb5fcXayB5Vx2zwhdCKWpcNa oGwF0lNrJz+7d48FsY3YQpg6+HwEHVLUa+wSe3jZZeQr6qTWwskL4BsY 7xQIvo6CcbXr+q+Rdpjuae6Gi9BZ1wrj2r1VQCijYjKwX32qq+kiqyK+ ibevmHpI1tFydk5DYlYtDMoLD7dPyW46TH/Wtj4yEGHAyQ==
42 > gentoo.org. 3189 IN NSEC _include.gentoo.org. A NS SOA MX TXT RRSIG NSEC DNSKEY
43 > gentoo.org. 3189 IN RRSIG NSEC 5 2 3600 20130915164614 20130319164614 52980 gentoo.org. OlIMzTIsTuwQqg2Jh/i7kCPCBl72gDz2zb33DLloua7LMJU9zs+3Fy52 AFIJ2BouWg0cIKouBXaVPX7DInly61KZ7WE8BBe1eXdq5ExCsyybE3F9 nYzM/3oPEdQ1sQoMyefsIG/JB8+9kbvKbhfpLercMVpSjLTSOWztvEBA HHZee0E4mH/EcviPCkjR/4BWAvlYWTeiVb6xT2CXA5WmxA==
44 > ldap5.gentoo.org. 3189 IN NSEC lists.gentoo.org. CNAME RRSIG NSEC
45 > ldap5.gentoo.org. 3189 IN RRSIG NSEC 5 3 3600 20130915164614 20130319164614 52980 gentoo.org. cIzfv2GF4UTkZaTkkvadlLNyG6oZ4IRb30AXZGfmMeA+PoohDJtHF23q m8NOGjxa1z2y0ytb83PZFb6SCckpj9xE5C0oSIeMRsg51Vhb6pR0u2We IyWRfHBArkCVHEVbuys1IdDnQrPjODhW5epdEjpjKUn6+Zzao82uBCfv LyA/0sAqs0+qYrw+mVdZIAeuJKdywehKnnXVN05ndkuuRA==
46 >
47 > ;; Query time: 64 msec
48 > ;; SERVER: 8.8.8.8#53(8.8.8.8)
49 > ;; WHEN: Sat Mar 23 12:56:33 2013
50 > ;; MSG SIZE rcvd: 787
51 >
52 > [2]
53 > $ dig @8.8.8.8 list.gentoo.org mx
54 >
55 > ; <<>> DiG 9.9.2 <<>> @8.8.8.8 list.gentoo.org mx
56 > ; (1 server found)
57 > ;; global options: +cmd
58 > ;; Got answer:
59 > ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 54012
60 > ;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1
61 >
62 > ;; OPT PSEUDOSECTION:
63 > ; EDNS: version: 0, flags:; udp: 512
64 > ;; QUESTION SECTION:
65 > ;list.gentoo.org. IN MX
66 >
67 > ;; AUTHORITY SECTION:
68 > gentoo.org. 959 IN SOA ns1.gentoo.org. hostmaster.gentoo.org. 1363715159 3600 3602 604800 3600
69 >
70 > ;; Query time: 60 msec
71 > ;; SERVER: 8.8.8.8#53(8.8.8.8)
72 > ;; WHEN: Sat Mar 23 13:12:34 2013
73 > ;; MSG SIZE rcvd: 95
74 >
75 >
76 >
77 In your DNS queries you did "list.gentoo.org", the actual FQDN is
78 "lists.gentoo.org"
79
80 root@hellhound ~ # dig MX lists.gentoo.org
81
82 ; <<>> DiG 9.7.3 <<>> MX lists.gentoo.org
83 ;; global options: +cmd
84 ;; Got answer:
85 ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 53706
86 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 3, ADDITIONAL: 6
87
88 ;; QUESTION SECTION:
89 ;lists.gentoo.org. IN MX
90
91 ;; ANSWER SECTION:
92 lists.gentoo.org. 43200 IN MX 10 lists.gentoo.org.
93
94 --
95 staticsafe
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97 Please don't top post - http://goo.gl/YrmAb
98 Don't CC me! I'm subscribed to whatever list I just posted on.

Replies

Subject Author
Re: [gentoo-user] netqmail fails to do CNAME lookup for lists.gentoo.org Sascha Cunz <sascha-ml@×××××××××.org>