transfer signed zone

Mark Andrews marka at isc.org
Sat Jan 18 12:40:14 UTC 2014



A zone transfer starts and ends with a SOA record.  This server added
a SIG record for the SOA after the final SOA.

example.com.            86400 IN        SOA     ns1.example.com. hostmaster.example.com. 2014011701 10800 15 604800 10800
example.com.            86400 IN        RRSIG   SOA 8 2 86400 20140417221308 20140116221308 15093 example.com. alxE/TLfVRML1EAHCiVDEwmaOjaPdowXxfkompXG3MwJ7tDOQcFV2O2+ 9F4TlB+l0nbfWi0mk7YWBk+w03God8RnUez9KZwhmrGAgEfWtH6kiO7A LEwSPgHTS5cfQah8KGAT6o7DMWOdH0ii2EnJNzqi3gt+SR1bSPw8kTNE TOU=
;; Query time: 10 msec
;; SERVER: 10.0.20.22#53(10.0.20.22)
;; WHEN: Fri Jan 17 18:44:36 EST 2014
;; XFR size: 15 records (messages 7, bytes 2291)



In message <20140117164922.2cd7822c2bd73f63aacfc236a41a89ed.ca7833120a.wbe at email18.secureserver.net>, tlarse
n at dns-research.com writes:
> --===============6909298250656410026==
> Content-Transfer-Encoding: quoted-printable
> Content-Type: text/html; charset="utf-8"
> 
> <html><body><span style=3D"font-family:Verdana; color:#000; font-size:10pt;=
> "><div>Receiving the following lines when transferring from a non-BIND serv=
> er. Is there a way to identify the "extra input data"?<br></div><div><br></=
> div><div>Jan 17 17:16:35 had4 named[6497]: running<br>Jan 17 17:16:35 had4 =
> named[6497]: zone <a target=3D"_blank" href=3D"http://example.com/IN">examp=
> le.com/IN</a>: Transfer started.<br>Jan 17 17:16:35 had4 named[6497]: trans=
> fer of 'example.com/IN' from 10.0.20.22#53: connected using 10.0.20.23#5091=
> 7<br>Jan 17 17:16:35 had4 named[6497]: transfer of 'example.com/IN' from 10=
> .0.20.22#53: failed while receiving responses: extra input data<br>Jan 17 1=
> 7:16:35 had4 named[6497]: transfer of 'example.com/IN' from 10.0.20.22#53: =
> Transfer completed: 6 messages, 16 records, 2046 bytes, 0.005 secs (409200 =
> bytes/sec)<br></div><div><br></div><div>Here's the dig output.</div><div><b=
> r></div><div><br>[root at had4 local]# dig @10.0.20.22 AXFR <a href=3D"http://=
> example.com">example.com</a><br><br>; <<>> DiG 9.9.4-P2 <&lt=
> ;>> @10.0.20.22 AXFR <a href=3D"http://example.com">example.com</a><b=
> r>; (1 server found)<br>;; global options: +cmd<br><a href=3D"http://exampl=
> e.com">example.com</a>.        &nbs=
> p;   86400 IN        SOA =
>     <a href=3D"http://ns1.example.com">ns1.example.com</a>. =
> <a href=3D"http://hostmaster.example.com">hostmaster.example.com</a>. 20140=
> 11701 10800 15 604800 10800<br><a href=3D"http://example.com">example.com</=
> a>.            86400=
>  IN        RRSIG   SOA 8 2 864=
> 00 20140417221308 20140116221308 15093 <a href=3D"http://example.com">examp=
> le.com</a>. alxE/TLfVRML1EAHCiVDEwmaOjaPdowXxfkompXG3MwJ7tDOQcFV2O2+ 9F4TlB=
> +l0nbfWi0mk7YWBk+w03God8RnUez9KZwhmrGAgEfWtH6kiO7A LEwSPgHTS5cfQah8KGAT6o7D=
> MWOdH0ii2EnJNzqi3gt+SR1bSPw8kTNE TOU=3D<br><a href=3D"http://example.com">e=
> xample.com</a>.          =
>   86400 IN        NS  &nb=
> sp;   <a href=3D"http://ns.example.com">ns.example.com</a>.<br><a=
>  href=3D"http://example.com">example.com</a>.     =
>        86400 IN     =
>    RRSIG   NS 8 2 86400 20140417221308 20140116221308 1=
> 5093 <a href=3D"http://example.com">example.com</a>. hlkdQhwcElD3bWtsIkySNJ=
> uwaXKtiVQaRiZX3IRcK8xU6UHwg4QQOt96 oNFCdCx3TZOROL3rf7OyESdL4YeSlzj9CAMuEzKP=
> POrcJXyILMJdGymY JEQxMkrz+YbA9gbZwlA0Agk9bNBa51zQThsQD4bB9y3lTtOvuIcI3cxg 1=
> Qw=3D<br><a href=3D"http://example.com">example.com</a>.   &=
> nbsp;        10800 IN   &=
> nbsp;    NSEC    <a href=3D"http://ns.example=
> .com">ns.example.com</a>. NS SOA RRSIG NSEC<br><a href=3D"http://example.co=
> m">example.com</a>.         &n=
> bsp;  10800 IN        RRSIG &n=
> bsp; NSEC 8 2 10800 20140417221308 20140116221308 15093 <a href=3D"http://e=
> xample.com">example.com</a>. jGZPr5cSMs8vZaBcrA4ldTxz5J1u13vIimT5oeq6ZPsNOD=
> l9GGWjtrjA a6w6ElUgpHredujLG8GnBQpwOj+6Si110omD0RioVyqtoIzdTxh5PnJw w7ni5XW=
> V1MpyeDVp1Nl1+CGH8tyGB1DTrVMjTvdUlOWS/fM/FGCvpyAZ WMs=3D<br><a href=3D"http=
> ://example.com">example.com</a>.       &=
> nbsp;    3600  IN      &n=
> bsp; DNSKEY  257 3 8 AwEAAb1H+j4Nt3UNOagcrgeJWjM1HepFd1EmG7mPYVGxhWeeJ=
> wVU6zOB eqwqpazyuFac+o+YG5YN4xk9wjaXcgNZgEnmOVTK2QpWd/f8M/9FKGjv OiUmTcnccY=
> Xli/w7r93Gm14hX52TdBRjtUVMEFqoTypFvTEK46e+DUsf 7/z4sItvaQM/xAhqMXmNJwuPd6HA=
> QviPX6pR6KLz7nR10MoPbMVNUipz ajGXUb8mTLqbRgdRdxWcJ/KSt5WgykLwGe1jSCpIPF7MDF=
> Eh7uaZQUTO geuieKVZoVWblEK9Bv6I3VBYOx+eAXVrmSxbWz2LZlo8uaY7i6TWN+aB hgwcg+J=
> NUKM=3D<br><a href=3D"http://example.com">example.com</a>.  &nbsp=
> ;         3600  IN  =
>       DNSKEY  256 3 8 AwEAAeAVPTRCtLy6aSpJbsd=
> wNMGDmLl218uKYGa0LosgpwIKdMuyp5z4 3E06O4WAR7CMZMeWo0AJ5Ma5zVp8QFkDt77r+FR8p=
> EemNTsFJFF0/yGz 5UjvIrTkAgkqRQRiFucS2JmYCXv5YfVINr/0bk7oY9EV8rnno44bZc92 OT=
> 6MIk7X<br><a href=3D"http://example.com">example.com</a>.   =
>          3600  IN  &=
> nbsp;     RRSIG   DNSKEY 8 2 3600 20140417221=
> 308 20140116221308 21961 <a href=3D"http://example.com">example.com</a>. S6=
> 7jOAEUEL15uylQ4y6kno7naCR0wvsHJq74ZFHlDrfHHAHXaiDO3nxM ikmn+kv6mULsdH6xddCw=
> vtLmDaYokF4zsIJGdQmyXqCCg8y4A4SsivaO uM+oO1AoXLKKo3XqNEq95gg4e70yj5FNrEk9c4=
> zi0uT2TEOItBsZ9Y/T 8Gl2RDnLrjHf5YOO3py9SM/btwjZcu18TOJBWb9fbdYtKvntmG8tFlld=
>  McefBwn0QJ9REmy4oXf00LKXG2xZ2E20m887j3KLzY1pYIp1GZgaRwJZ ssfreEwQpcSoz1DD4=
> MKAU0At3uCa7O8IcWx6VonhF0pZW+PzMVQGOriN 9bXLUg=3D=3D<br><a href=3D"http://e=
> xample.com">example.com</a>.       &nbsp=
> ;    3600  IN       =
>  RRSIG   DNSKEY 8 2 3600 20140417221308 20140116221308 15093 <a h=
> ref=3D"http://example.com">example.com</a>. KwBcvyQYmX7qDZaQfrS931Fyrf1B8z/=
> PFsXX+hYTQ1y7dIhHIEtN0WBR vyuyson0VA8PrEeUnEvWZrQL+z0Z1h9tpuFQqVWqFyBLooZAT=
> k/psPW0 7DcgXMBZ1JEq/srfJQye2MDX/iT5/+hWUJiOW+dcnIVZg2lOaehaKSQv faE=3D<br>=
> <a href=3D"http://ns.example.com">ns.example.com</a>.   &nbs=
> p;     86400 IN      &nbs=
> p; A       192.168.0.1<br><a href=3D"http://n=
> s.example.com">ns.example.com</a>.      &nbsp=
> ;  86400 IN        RRSIG &nbsp=
> ; A 8 3 86400 20140417221308 20140116221308 15093 <a href=3D"http://example=
> .com">example.com</a>. 0KgiOQwgavCWFxd5bFTtBEMXfO4yzwC8BeKYPSMqPHSdcIsLBMF7=
> wUAR YV193/OM6mTJF9vRzdlUro9kfmFBnX3xC0jVkpcpj1YVP6pTGeB8KGSk OdfC6+H658Ksc=
> B2eq/XcvFtE4VktU3QPZOW8zj4GquNpNR79fan/Idh2 OXA=3D<br><a href=3D"http://ns.=
> example.com">ns.example.com</a>.       &=
> nbsp; 10800 IN        NSEC  &n=
> bsp; <a href=3D"http://example.com">example.com</a>. A RRSIG NSEC<br><a hre=
> f=3D"http://ns.example.com">ns.example.com</a>.    &nbs=
> p;    10800 IN        RRS=
> IG   NSEC 8 3 10800 20140417221308 20140116221308 15093 <a href=
> =3D"http://example.com">example.com</a>. Tf+bAbucKKVh7HoBaE2xZNb1yxyON/x5JC=
> PRJs9ybFi1a5eE26Thi1L0 +mrIpZVwTIwPJSfKqKO2MZePqB0fXWBq0M1HPslRbW9pjb+K+IqN=
> Si/k ybSshxj/fdkhown/a0wPZ2w0XAYY5Q8x3sc2UO2+GD8nJReAcNkO3hWe tKs=3D<br><a =
> href=3D"http://example.com">example.com</a>.     &=
> nbsp;      86400 IN     &=
> nbsp;  SOA     <a href=3D"http://ns1.example.com">=
> ns1.example.com</a>. <a href=3D"http://hostmaster.example.com">hostmaster.e=
> xample.com</a>. 2014011701 10800 15 604800 10800<br><a href=3D"http://examp=
> le.com">example.com</a>.        &nb=
> sp;   86400 IN        RRSIG&nb=
> sp;  SOA 8 2 86400 20140417221308 20140116221308 15093 <a href=3D"http=
> ://example.com">example.com</a>. alxE/TLfVRML1EAHCiVDEwmaOjaPdowXxfkompXG3M=
> wJ7tDOQcFV2O2+ 9F4TlB+l0nbfWi0mk7YWBk+w03God8RnUez9KZwhmrGAgEfWtH6kiO7A LEw=
> SPgHTS5cfQah8KGAT6o7DMWOdH0ii2EnJNzqi3gt+SR1bSPw8kTNE TOU=3D<br>;; Query ti=
> me: 10 msec<br>;; SERVER: 10.0.20.22#53(10.0.20.22)<br>;; WHEN: Fri Jan 17 =
> 18:44:36 EST 2014<br>;; XFR size: 15 records (messages 7, bytes 2291)</div>=
> <div><br></div><div><br></div><div><br></div><div><br></div><div>Here's the=
>  config:</div><div><br></div><div>options {<br>    &nbs=
> p;   directory "/opt/local";<br>     &nb=
> sp;  pid-file "server.pid";<br>      &nb=
> sp; dnssec-enable yes;<br>        versio=
> n "SNIP";<br><br>};<br><br><br>zone "z1.example.com" IN {<br>   t=
> ype master;<br>        file "z1.example.=
> com.db";<br>};<br><br>zone "example.com" IN {<br>   type slave;<b=
> r>        file "secondary.example.com.db=
> ";<br>        masters {10.0.20.22; };<br=
> >};<br><br><br>logging {<br><br>        =
> channel dnssec {<br>         &=
> nbsp;      file "dnssec" versions 10 size 500k;<br=
> >            &n=
> bsp;   severity debug 3;<br>      &=
> nbsp;         print-category no;<br=
> >            &n=
> bsp;   print-severity yes;<br>     &nbsp=
> ;          print-time yes;<br>=
>         };<br><br><br>   =
>      category dnssec {dnssec; };<br>   &=
> nbsp;    category default {default_syslog; };<br>};<br><br><=
> br><br></div><div><br></div><div><br></div></span></body></html>
> 
> --===============6909298250656410026==
> Content-Type: text/plain; charset="us-ascii"
> MIME-Version: 1.0
> Content-Transfer-Encoding: 7bit
> Content-Disposition: inline
> 
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> --===============6909298250656410026==--
-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org


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