DNS : logs étranges
Le
Michel Grentzinger
Bonjour,
J'ai des logs étranges dans mon syslog. Mon serveur est destiné =
à fournir un
DNS cache à mes postes locaux et un DNS/DHCP dynamique pour mon rÃ=
©seau local.
Exemple :
Apr 28 07:48:04 kayak named[5913]: network unreachable
resolving 'NS.LACNIC.NET/AAAA/IN': 2001:503:231d::2:30#53
J'ai déjà posté sur un sujet similaire :
http://lists.debian.org/debian-user...00283.html
J'ai du laisser ceci dans mon named.conf.local
edns-udp-size 512;
max-udp-size 512;
Ci-dessous une partie des logs sachant que j'accèd à presque tous=
les sites notés comme "netwok unreachable" :
L'IPv6 est-il pour quelque chose ?
[root@kayak]:~ # cat /var/log/syslog | grep named | grep -v "127.0.0.1"
Apr 28 07:40:15 kayak named[5913]: network unreachable
resolving 'TINNIE.ARIN.NET/A/IN': 2001:503:a83e::2:30#53
Apr 28 07:40:15 kayak named[5913]: network unreachable
resolving 'TINNIE.ARIN.NET/AAAA/IN': 2001:503:a83e::2:30#53
Apr 28 07:48:04 kayak named[5913]: network unreachable
resolving 'NS.LACNIC.NET/A/IN': 2001:503:231d::2:30#53
Apr 28 07:48:04 kayak named[5913]: network unreachable
resolving 'NS.LACNIC.NET/AAAA/IN': 2001:503:231d::2:30#53
Apr 28 07:48:06 kayak named[5913]: network unreachable
resolving 'dns1.fz.fj.cn/A/IN': 2001:dc7::1#53
Apr 28 08:49:12 kayak named[5913]: network unreachable
resolving 'ns3.xs4all.nl/A/IN': 2001:4f8:0:2::13#53
Apr 28 08:49:12 kayak named[5913]: network unreachable
resolving 'ns3.xs4all.nl/AAAA/IN': 2001:4f8:0:2::13#53
Apr 28 08:49:12 kayak named[5913]: network unreachable
resolving 'ns1.cs.ucl.ac.uk/A/IN': 2001:630:0:9::14#53
Apr 28 08:49:12 kayak named[5913]: network unreachable
resolving '50.128.210.62.zen.spamhaus.org/A/IN': 2001:7b8:3:1f:0:2:53:2#53
Apr 28 08:49:12 kayak named[5913]: network unreachable
resolving 'ns1.cs.ucl.ac.uk/A/IN': 2001:630:0:8::14#53
Apr 28 08:53:42 kayak named[5913]: network unreachable
resolving '121.30.13.201.zen.spamhaus.org/A/IN': 2001:7b8:3:1f:0:2:53:1#53
Apr 28 08:53:42 kayak named[5913]: network unreachable
resolving '121.30.13.201.iadb.isipp.com/A/IN':
2001:470:1:41:a800:ff:fe50:3143#53
Apr 28 08:53:42 kayak named[5913]: too many timeouts
resolving '121.30.13.201.zen.spamhaus.org/A' (in 'zen.spamhaus.org'?):
disabling EDNS
Apr 28 08:53:51 kayak named[5913]: network unreachable
resolving '239.252.93.81.zen.spamhaus.org/A/IN': 2001:7b8:3:1f:0:2:53:2#53
Apr 28 08:53:51 kayak named[5913]: network unreachable
resolving 'ns2.sd-france.net/A/IN': 2001:503:a83e::2:30#53
Apr 28 08:53:51 kayak named[5913]: network unreachable
resolving 'ns2.sd-france.net/AAAA/IN': 2001:503:a83e::2:30#53
Apr 28 08:53:51 kayak named[5913]: too many timeouts
resolving '239.252.93.81.zen.spamhaus.org/A' (in 'zen.spamhaus.org'?):
disabling EDNS
Apr 28 08:53:52 kayak named[5913]: network unreachable
resolving '13.171.200.193.sbl.spamhaus.org/TXT/IN': 2001:7b8:3:1f:0:2:53:1#=
53
Apr 28 08:53:52 kayak named[5913]: too many timeouts
resolving '13.171.200.193.sbl.spamhaus.org/TXT' (in 'sbl.spamhaus.org'?):
disabling EDNS
Apr 28 08:53:53 kayak named[5913]: network unreachable
resolving 'ns6.netnames.net/A/IN': 2001:503:231d::2:30#53
Apr 28 08:53:53 kayak named[5913]: network unreachable
resolving 'ns6.netnames.net/AAAA/IN': 2001:503:231d::2:30#53
Apr 28 08:54:02 kayak named[5913]: FORMERR
resolving 'adns.yieldmanager.com/AAAA/IN': 204.74.109.1#53
Apr 28 08:54:02 kayak named[5913]: FORMERR
resolving 'adns.yieldmanager.com/AAAA/IN': 204.74.115.1#53
Apr 28 08:54:02 kayak named[5913]: FORMERR
resolving 'adns.yieldmanager.com/AAAA/IN': 199.7.68.1#53
Apr 28 08:54:03 kayak named[5913]: FORMERR
resolving 'adns.yieldmanager.com/AAAA/IN': 204.74.114.1#53
Apr 28 08:54:03 kayak named[5913]: FORMERR
resolving 'adns.yieldmanager.com/AAAA/IN': 199.7.69.1#53
Apr 28 08:54:03 kayak named[5913]: FORMERR
resolving 'adns.yieldmanager.com/AAAA/IN': 204.74.108.1#53
Apr 28 08:54:03 kayak named[5913]: network unreachable
resolving 'adns.yieldmanager.com/AAAA/IN': 2001:502:4612::1#53
Apr 28 08:54:03 kayak named[5913]: network unreachable
resolving 'adns.yieldmanager.com/AAAA/IN': 2001:502:f3ff::1#53
Apr 28 08:54:04 kayak named[5913]: too many timeouts
resolving 'web3.radionomy.com/AAAA' (in 'radionomy.com'?): reducing the
advertised EDNS UDP packet size to 512 octets
Apr 28 09:48:35 kayak named[5913]: network unreachable
resolving 'xoap.weather.com/AAAA/IN': 2001:503:231d::2:30#53
Apr 28 11:10:54 kayak named[5913]: unexpected RCODE (REFUSED)
resolving 'www.voyages-nf.com/A/IN': 83.169.77.74#53
Apr 28 11:10:54 kayak named[5913]: unexpected RCODE (SERVFAIL)
resolving 'www.voyages-nf.com/A/IN': 212.37.204.18#53
Apr 28 11:21:42 kayak named[5913]: network unreachable
resolving 'www.britax-romer.fr/A/IN': 2a02:2b8:1:406::724:142#53
Apr 28 11:21:42 kayak named[5913]: network unreachable
resolving 'www.britax-romer.fr/A/IN': 2a02:2b8:1:406::724:136#53
Apr 28 11:21:42 kayak named[5913]: network unreachable
resolving 'ns1.host7x24.com/A/IN': 2001:503:a83e::2:30#53
Apr 28 11:48:42 kayak named[5913]: network unreachable
resolving 'xoap.weather.com/AAAA/IN': 2001:503:231d::2:30#53
Apr 28 13:24:58 kayak named[5913]: network unreachable
resolving '42.243.133.211.in-addr.arpa/PTR/IN': 2001:dc0:1:0:4777::131#53
Apr 28 13:24:58 kayak named[5913]: network unreachable
resolving 'a.dns.jp/A/IN': 2001:dc4::1#53
Apr 28 13:24:58 kayak named[5913]: network unreachable
resolving 'a.dns.jp/A/IN': 2001:dc2::1#53
Apr 28 13:24:58 kayak named[5913]: network unreachable
resolving 'ns01.idc.jp/A/IN': 2001:502:d399::245#53
Apr 28 13:24:58 kayak named[5913]: network unreachable
resolving 'ns01.idc.jp/AAAA/IN': 2001:502:d399::245#53
Apr 28 14:01:36 kayak named[5913]: network unreachable
resolving '126.22.96.84.combined.njabl.org/A/IN': 2001:500:e::1#53
Apr 28 14:01:36 kayak named[5913]: network unreachable
resolving '126.22.96.84.combined.njabl.org/A/IN': 2001:500:f::1#53
Apr 28 14:01:36 kayak named[5913]: network unreachable
resolving '126.22.96.84.combined.njabl.org/A/IN': 2001:500:b::1#53
Apr 28 14:01:36 kayak named[5913]: network unreachable
resolving '72.22.96.84.zen.spamhaus.org/A/IN': 2001:7b8:3:1f:0:2:53:1#53
Apr 28 14:01:36 kayak named[5913]: network unreachable
resolving '72.22.96.84.zen.spamhaus.org/A/IN': 2001:7b8:3:1f:0:2:53:2#53
Apr 28 14:01:37 kayak named[5913]: too many timeouts
resolving '72.22.96.84.zen.spamhaus.org/A' (in 'zen.spamhaus.org'?):
disabling EDNS
Apr 28 14:01:37 kayak named[5913]: network unreachable
resolving 'globalisnet.com/SPF/IN': 2001:470:300::2#53
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'ltns2.returnpath.net/AAAA' (in 'returnpath.net'?): reducing the=
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'sgns1.returnpath.net/AAAA' (in 'returnpath.net'?): reducing the=
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'spns3.returnpath.net/A' (in 'returnpath.net'?): reducing the
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'spns3.returnpath.net/AAAA' (in 'returnpath.net'?): reducing the=
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'xlns2.returnpath.net/A' (in 'returnpath.net'?): reducing the
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'eukns1.returnpath.net/A' (in 'returnpath.net'?): reducing the
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'xlns11.returnpath.net/AAAA' (in 'returnpath.net'?): reducing the=
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'eukns1.returnpath.net/AAAA' (in 'returnpath.net'?): reducing the=
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'xlns3.returnpath.net/A' (in 'returnpath.net'?): reducing the
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:42 kayak named[5913]: too many timeouts
resolving 's1.returnpath.net/AAAA' (in 'returnpath.net'?): disabling EDNS
Apr 28 14:01:43 kayak named[5913]: too many timeouts
resolving '126.22.96.84.sa-other.bondedsender.org/TXT'
(in 'sa-other.bondedsender.org'?): disabling EDNS
Apr 28 14:01:58 kayak named[5913]: too many timeouts
resolving 'ltns3.returnpath.net/A' (in 'returnpath.net'?): disabling EDNS
Apr 28 14:01:58 kayak named[5913]: too many timeouts
resolving 'spns5.returnpath.net/A' (in 'returnpath.net'?): disabling EDNS
Apr 28 14:24:54 kayak named[5913]: lame server resolving 'www.sexyloo.com'=
(in 'sexyloo.com'?): 213.251.165.197#53
Apr 28 14:25:03 kayak named[5913]: network unreachable
resolving 'dns1.hosteur.com/A/IN': 2001:503:a83e::2:30#53
Apr 28 14:25:03 kayak named[5913]: network unreachable
resolving 'dns1.hosteur.com/AAAA/IN': 2001:503:a83e::2:30#53
Apr 28 14:25:06 kayak named[5913]: lame server resolving 'www.ak14.net'
(in 'ak14.net'?): 212.27.32.132#53
Apr 28 14:25:09 kayak named[5913]: network unreachable
resolving 'www.icra.org/AAAA/IN': 2001:500:40::1#53
Apr 28 14:25:09 kayak named[5913]: network unreachable
resolving 'www.icra.org/AAAA/IN': 2001:500:c::1#53
Apr 28 14:25:11 kayak named[5913]: lame server resolving 'ns1.xeon-quad.net=
'
(in 'xeon-quad.net'?): 87.98.160.59#53
Apr 28 14:25:11 kayak named[5913]: lame server resolving 'ns2.xeon-quad.net=
'
(in 'xeon-quad.net'?): 87.98.160.59#53
Apr 28 14:25:11 kayak named[5913]: lame server resolving 'ns1.xeon-quad.net=
'
(in 'xeon-quad.net'?): 94.23.21.59#53
Apr 28 14:25:11 kayak named[5913]: lame server resolving 'ns2.xeon-quad.net=
'
(in 'xeon-quad.net'?): 94.23.21.59#53
Apr 28 14:25:12 kayak named[5913]: too many timeouts
resolving 'gratuit.hitclic.com/AAAA' (in 'hitclic.com'?): disabling EDNS
Apr 28 14:41:12 kayak named[5913]: FORMERR
resolving 'emploi.talents.fr/AAAA/IN': 217.174.200.97#53
Apr 28 14:41:13 kayak named[5913]: FORMERR
resolving 'emploi.talents.fr/AAAA/IN': 67.30.129.90#53
Apr 28 14:41:13 kayak named[5913]: FORMERR
resolving 'emploi.talents.fr/AAAA/IN': 213.205.102.3#53
Apr 28 14:41:13 kayak named[5913]: FORMERR
resolving 'emploi.talents.fr/AAAA/IN': 217.174.200.97#53
Apr 28 14:41:13 kayak named[5913]: FORMERR
resolving 'emploi.talents.fr/AAAA/IN': 213.205.102.3#53
Apr 28 14:41:13 kayak named[5913]: FORMERR
resolving 'emploi.talents.fr/AAAA/IN': 67.30.129.90#53
Apr 28 14:41:18 kayak named[5913]: FORMERR
resolving 'hc1.equipement.gouv.fr/AAAA/IN': 83.206.157.248#53
Apr 28 14:41:18 kayak named[5913]: FORMERR
resolving 'hc1.equipement.gouv.fr/AAAA/IN': 194.5.172.248#53
Apr 28 14:41:18 kayak named[5913]: FORMERR
resolving 'hc1.equipement.gouv.fr/AAAA/IN': 194.5.172.248#53
Apr 28 14:41:18 kayak named[5913]: FORMERR
resolving 'hc1.equipement.gouv.fr/AAAA/IN': 83.206.157.248#53
--
Michel Grentzinger
OpenPGP key ID : B2BAFAFA
Available on http://www.keyserver.net
--
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Pour vous DESABONNER, envoyez un message avec comme objet "unsubscribe"
vers debian-user-french-REQUEST@lists.debian.org
En cas de soucis, contactez EN ANGLAIS listmaster@lists.debian.org
J'ai des logs étranges dans mon syslog. Mon serveur est destiné =
à fournir un
DNS cache à mes postes locaux et un DNS/DHCP dynamique pour mon rÃ=
©seau local.
Exemple :
Apr 28 07:48:04 kayak named[5913]: network unreachable
resolving 'NS.LACNIC.NET/AAAA/IN': 2001:503:231d::2:30#53
J'ai déjà posté sur un sujet similaire :
http://lists.debian.org/debian-user...00283.html
J'ai du laisser ceci dans mon named.conf.local
edns-udp-size 512;
max-udp-size 512;
Ci-dessous une partie des logs sachant que j'accèd à presque tous=
les sites notés comme "netwok unreachable" :
L'IPv6 est-il pour quelque chose ?
[root@kayak]:~ # cat /var/log/syslog | grep named | grep -v "127.0.0.1"
Apr 28 07:40:15 kayak named[5913]: network unreachable
resolving 'TINNIE.ARIN.NET/A/IN': 2001:503:a83e::2:30#53
Apr 28 07:40:15 kayak named[5913]: network unreachable
resolving 'TINNIE.ARIN.NET/AAAA/IN': 2001:503:a83e::2:30#53
Apr 28 07:48:04 kayak named[5913]: network unreachable
resolving 'NS.LACNIC.NET/A/IN': 2001:503:231d::2:30#53
Apr 28 07:48:04 kayak named[5913]: network unreachable
resolving 'NS.LACNIC.NET/AAAA/IN': 2001:503:231d::2:30#53
Apr 28 07:48:06 kayak named[5913]: network unreachable
resolving 'dns1.fz.fj.cn/A/IN': 2001:dc7::1#53
Apr 28 08:49:12 kayak named[5913]: network unreachable
resolving 'ns3.xs4all.nl/A/IN': 2001:4f8:0:2::13#53
Apr 28 08:49:12 kayak named[5913]: network unreachable
resolving 'ns3.xs4all.nl/AAAA/IN': 2001:4f8:0:2::13#53
Apr 28 08:49:12 kayak named[5913]: network unreachable
resolving 'ns1.cs.ucl.ac.uk/A/IN': 2001:630:0:9::14#53
Apr 28 08:49:12 kayak named[5913]: network unreachable
resolving '50.128.210.62.zen.spamhaus.org/A/IN': 2001:7b8:3:1f:0:2:53:2#53
Apr 28 08:49:12 kayak named[5913]: network unreachable
resolving 'ns1.cs.ucl.ac.uk/A/IN': 2001:630:0:8::14#53
Apr 28 08:53:42 kayak named[5913]: network unreachable
resolving '121.30.13.201.zen.spamhaus.org/A/IN': 2001:7b8:3:1f:0:2:53:1#53
Apr 28 08:53:42 kayak named[5913]: network unreachable
resolving '121.30.13.201.iadb.isipp.com/A/IN':
2001:470:1:41:a800:ff:fe50:3143#53
Apr 28 08:53:42 kayak named[5913]: too many timeouts
resolving '121.30.13.201.zen.spamhaus.org/A' (in 'zen.spamhaus.org'?):
disabling EDNS
Apr 28 08:53:51 kayak named[5913]: network unreachable
resolving '239.252.93.81.zen.spamhaus.org/A/IN': 2001:7b8:3:1f:0:2:53:2#53
Apr 28 08:53:51 kayak named[5913]: network unreachable
resolving 'ns2.sd-france.net/A/IN': 2001:503:a83e::2:30#53
Apr 28 08:53:51 kayak named[5913]: network unreachable
resolving 'ns2.sd-france.net/AAAA/IN': 2001:503:a83e::2:30#53
Apr 28 08:53:51 kayak named[5913]: too many timeouts
resolving '239.252.93.81.zen.spamhaus.org/A' (in 'zen.spamhaus.org'?):
disabling EDNS
Apr 28 08:53:52 kayak named[5913]: network unreachable
resolving '13.171.200.193.sbl.spamhaus.org/TXT/IN': 2001:7b8:3:1f:0:2:53:1#=
53
Apr 28 08:53:52 kayak named[5913]: too many timeouts
resolving '13.171.200.193.sbl.spamhaus.org/TXT' (in 'sbl.spamhaus.org'?):
disabling EDNS
Apr 28 08:53:53 kayak named[5913]: network unreachable
resolving 'ns6.netnames.net/A/IN': 2001:503:231d::2:30#53
Apr 28 08:53:53 kayak named[5913]: network unreachable
resolving 'ns6.netnames.net/AAAA/IN': 2001:503:231d::2:30#53
Apr 28 08:54:02 kayak named[5913]: FORMERR
resolving 'adns.yieldmanager.com/AAAA/IN': 204.74.109.1#53
Apr 28 08:54:02 kayak named[5913]: FORMERR
resolving 'adns.yieldmanager.com/AAAA/IN': 204.74.115.1#53
Apr 28 08:54:02 kayak named[5913]: FORMERR
resolving 'adns.yieldmanager.com/AAAA/IN': 199.7.68.1#53
Apr 28 08:54:03 kayak named[5913]: FORMERR
resolving 'adns.yieldmanager.com/AAAA/IN': 204.74.114.1#53
Apr 28 08:54:03 kayak named[5913]: FORMERR
resolving 'adns.yieldmanager.com/AAAA/IN': 199.7.69.1#53
Apr 28 08:54:03 kayak named[5913]: FORMERR
resolving 'adns.yieldmanager.com/AAAA/IN': 204.74.108.1#53
Apr 28 08:54:03 kayak named[5913]: network unreachable
resolving 'adns.yieldmanager.com/AAAA/IN': 2001:502:4612::1#53
Apr 28 08:54:03 kayak named[5913]: network unreachable
resolving 'adns.yieldmanager.com/AAAA/IN': 2001:502:f3ff::1#53
Apr 28 08:54:04 kayak named[5913]: too many timeouts
resolving 'web3.radionomy.com/AAAA' (in 'radionomy.com'?): reducing the
advertised EDNS UDP packet size to 512 octets
Apr 28 09:48:35 kayak named[5913]: network unreachable
resolving 'xoap.weather.com/AAAA/IN': 2001:503:231d::2:30#53
Apr 28 11:10:54 kayak named[5913]: unexpected RCODE (REFUSED)
resolving 'www.voyages-nf.com/A/IN': 83.169.77.74#53
Apr 28 11:10:54 kayak named[5913]: unexpected RCODE (SERVFAIL)
resolving 'www.voyages-nf.com/A/IN': 212.37.204.18#53
Apr 28 11:21:42 kayak named[5913]: network unreachable
resolving 'www.britax-romer.fr/A/IN': 2a02:2b8:1:406::724:142#53
Apr 28 11:21:42 kayak named[5913]: network unreachable
resolving 'www.britax-romer.fr/A/IN': 2a02:2b8:1:406::724:136#53
Apr 28 11:21:42 kayak named[5913]: network unreachable
resolving 'ns1.host7x24.com/A/IN': 2001:503:a83e::2:30#53
Apr 28 11:48:42 kayak named[5913]: network unreachable
resolving 'xoap.weather.com/AAAA/IN': 2001:503:231d::2:30#53
Apr 28 13:24:58 kayak named[5913]: network unreachable
resolving '42.243.133.211.in-addr.arpa/PTR/IN': 2001:dc0:1:0:4777::131#53
Apr 28 13:24:58 kayak named[5913]: network unreachable
resolving 'a.dns.jp/A/IN': 2001:dc4::1#53
Apr 28 13:24:58 kayak named[5913]: network unreachable
resolving 'a.dns.jp/A/IN': 2001:dc2::1#53
Apr 28 13:24:58 kayak named[5913]: network unreachable
resolving 'ns01.idc.jp/A/IN': 2001:502:d399::245#53
Apr 28 13:24:58 kayak named[5913]: network unreachable
resolving 'ns01.idc.jp/AAAA/IN': 2001:502:d399::245#53
Apr 28 14:01:36 kayak named[5913]: network unreachable
resolving '126.22.96.84.combined.njabl.org/A/IN': 2001:500:e::1#53
Apr 28 14:01:36 kayak named[5913]: network unreachable
resolving '126.22.96.84.combined.njabl.org/A/IN': 2001:500:f::1#53
Apr 28 14:01:36 kayak named[5913]: network unreachable
resolving '126.22.96.84.combined.njabl.org/A/IN': 2001:500:b::1#53
Apr 28 14:01:36 kayak named[5913]: network unreachable
resolving '72.22.96.84.zen.spamhaus.org/A/IN': 2001:7b8:3:1f:0:2:53:1#53
Apr 28 14:01:36 kayak named[5913]: network unreachable
resolving '72.22.96.84.zen.spamhaus.org/A/IN': 2001:7b8:3:1f:0:2:53:2#53
Apr 28 14:01:37 kayak named[5913]: too many timeouts
resolving '72.22.96.84.zen.spamhaus.org/A' (in 'zen.spamhaus.org'?):
disabling EDNS
Apr 28 14:01:37 kayak named[5913]: network unreachable
resolving 'globalisnet.com/SPF/IN': 2001:470:300::2#53
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'ltns2.returnpath.net/AAAA' (in 'returnpath.net'?): reducing the=
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'sgns1.returnpath.net/AAAA' (in 'returnpath.net'?): reducing the=
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'spns3.returnpath.net/A' (in 'returnpath.net'?): reducing the
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'spns3.returnpath.net/AAAA' (in 'returnpath.net'?): reducing the=
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'xlns2.returnpath.net/A' (in 'returnpath.net'?): reducing the
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'eukns1.returnpath.net/A' (in 'returnpath.net'?): reducing the
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'xlns11.returnpath.net/AAAA' (in 'returnpath.net'?): reducing the=
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'eukns1.returnpath.net/AAAA' (in 'returnpath.net'?): reducing the=
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:38 kayak named[5913]: too many timeouts
resolving 'xlns3.returnpath.net/A' (in 'returnpath.net'?): reducing the
advertised EDNS UDP packet size to 512 octets
Apr 28 14:01:42 kayak named[5913]: too many timeouts
resolving 's1.returnpath.net/AAAA' (in 'returnpath.net'?): disabling EDNS
Apr 28 14:01:43 kayak named[5913]: too many timeouts
resolving '126.22.96.84.sa-other.bondedsender.org/TXT'
(in 'sa-other.bondedsender.org'?): disabling EDNS
Apr 28 14:01:58 kayak named[5913]: too many timeouts
resolving 'ltns3.returnpath.net/A' (in 'returnpath.net'?): disabling EDNS
Apr 28 14:01:58 kayak named[5913]: too many timeouts
resolving 'spns5.returnpath.net/A' (in 'returnpath.net'?): disabling EDNS
Apr 28 14:24:54 kayak named[5913]: lame server resolving 'www.sexyloo.com'=
(in 'sexyloo.com'?): 213.251.165.197#53
Apr 28 14:25:03 kayak named[5913]: network unreachable
resolving 'dns1.hosteur.com/A/IN': 2001:503:a83e::2:30#53
Apr 28 14:25:03 kayak named[5913]: network unreachable
resolving 'dns1.hosteur.com/AAAA/IN': 2001:503:a83e::2:30#53
Apr 28 14:25:06 kayak named[5913]: lame server resolving 'www.ak14.net'
(in 'ak14.net'?): 212.27.32.132#53
Apr 28 14:25:09 kayak named[5913]: network unreachable
resolving 'www.icra.org/AAAA/IN': 2001:500:40::1#53
Apr 28 14:25:09 kayak named[5913]: network unreachable
resolving 'www.icra.org/AAAA/IN': 2001:500:c::1#53
Apr 28 14:25:11 kayak named[5913]: lame server resolving 'ns1.xeon-quad.net=
'
(in 'xeon-quad.net'?): 87.98.160.59#53
Apr 28 14:25:11 kayak named[5913]: lame server resolving 'ns2.xeon-quad.net=
'
(in 'xeon-quad.net'?): 87.98.160.59#53
Apr 28 14:25:11 kayak named[5913]: lame server resolving 'ns1.xeon-quad.net=
'
(in 'xeon-quad.net'?): 94.23.21.59#53
Apr 28 14:25:11 kayak named[5913]: lame server resolving 'ns2.xeon-quad.net=
'
(in 'xeon-quad.net'?): 94.23.21.59#53
Apr 28 14:25:12 kayak named[5913]: too many timeouts
resolving 'gratuit.hitclic.com/AAAA' (in 'hitclic.com'?): disabling EDNS
Apr 28 14:41:12 kayak named[5913]: FORMERR
resolving 'emploi.talents.fr/AAAA/IN': 217.174.200.97#53
Apr 28 14:41:13 kayak named[5913]: FORMERR
resolving 'emploi.talents.fr/AAAA/IN': 67.30.129.90#53
Apr 28 14:41:13 kayak named[5913]: FORMERR
resolving 'emploi.talents.fr/AAAA/IN': 213.205.102.3#53
Apr 28 14:41:13 kayak named[5913]: FORMERR
resolving 'emploi.talents.fr/AAAA/IN': 217.174.200.97#53
Apr 28 14:41:13 kayak named[5913]: FORMERR
resolving 'emploi.talents.fr/AAAA/IN': 213.205.102.3#53
Apr 28 14:41:13 kayak named[5913]: FORMERR
resolving 'emploi.talents.fr/AAAA/IN': 67.30.129.90#53
Apr 28 14:41:18 kayak named[5913]: FORMERR
resolving 'hc1.equipement.gouv.fr/AAAA/IN': 83.206.157.248#53
Apr 28 14:41:18 kayak named[5913]: FORMERR
resolving 'hc1.equipement.gouv.fr/AAAA/IN': 194.5.172.248#53
Apr 28 14:41:18 kayak named[5913]: FORMERR
resolving 'hc1.equipement.gouv.fr/AAAA/IN': 194.5.172.248#53
Apr 28 14:41:18 kayak named[5913]: FORMERR
resolving 'hc1.equipement.gouv.fr/AAAA/IN': 83.206.157.248#53
--
Michel Grentzinger
OpenPGP key ID : B2BAFAFA
Available on http://www.keyserver.net
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Poser une question


Michel Grentzinger
Hum, il doit être ouvert pour l'ipv6 et les réseaux extérieurs,
allow-recursion {192.168.0.0/24; 127.0.0.0/8;};
listen-on-v6 { fe00::0; };
dans named.conf.options devrait régler le problème.
(réseau local supposé être 192.168.0.0/24, il faut adapter)
François Boisson
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Dans la mesure ou mon firewall ne laisse rien entrer sur le port 53, est-ce
normal d'avoir ces logs ?
Mon firewall a-t-il un problème ?
Si je comprend bien, on autorise la résolution que pour le réseau local et
pour l'IPv6, on écoute uniquement les demandes venant le l'hôte local ?
Avant, j'avais :
listen-on-v6 { any; };
--
Michel Grentzinger
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Available on http://www.keyserver.net
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Michel Grentzinger a message of 232 lines which said:
Vos messages d'erreur sont relatifs à des serveurs IPv6. Comme
2001:503:231d::2:30 répond normalement, j'en déduis que c'est votre
connexion IPv6 qu'il faudrait déboguer.
Et j'ai déjà dit que c'était une très mauvaise idée :
- 512 octets est très bas pour les exigences du DNS d'aujourd'hui
(entre DNSSEC, IDN et IPv6)
- le problème ne semble pas du tout lié à EDNS
Puis-je demander comment vous avez testé cela ? Si c'est par ping,
cela ne vaut pas grand'chose, dans un Internet rempli de pare-feux,
ICMP peut être accessible et le DNS bloqué ou bien le contraire.
Si vous n'avez pas testé 2001:503:231d::2:30 avec dig, cela ne prouve
donc rien.
Il semble bien. Que donne un traceroute6 sur 2001:503:231d::2:30 ?
Là, c'est un tout autre problème (je n'en connais pas la cause : je
viens de tester 204.74.109.1 et il semble répondre correctement).
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François Boisson a message of 32 lines which said:
Franchement, je ne vois pas le rapport. Son résolveur a du mal à se
connecter à certains serveurs externes, en quoi changer la liste des
clients autorisés pourrait-il aider ?
Sans compter que l'adresse donnée en listen-on-v6 est fausse, les
adresses lien-local (si c'était bien le but) sont en FE80::/8.
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Michel Grentzinger a message of 42 lines which said:
Tout à fait normal. Cela n'a rien à voir. Ces messages d'erreur sont
dûs à des interrogations venant de votre serveur.
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