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Re: secondary server not working on most domainsFrom: Gary Gleason Date: Tuesday, June 5, 2001
Time: 9:32:55 amChris,
Thank you for providing the details of reverse zone delegation.
Please bear with me, as I want to be sure I understand the end
of the thread.
Starting with our domain softlinkcorp.com, which resolves to
208.184.a.b, the reverse zone for the Class C block is
a.184.208.in-addr.arpa. The c.root-servers.net server says that
the parent zone (234.64.in-addr.arpa.) is delegated to above.net:
184.208.in-addr.arpa. NS 345600 ns.above.net.
184.208.in-addr.arpa. NS 345600 ns3.above.net.
and ns.above.net says that a.184.208.in-addr.arpa. is delegated
to our ISP's servers:
a.184.208.in-addr.arpa. NS 86400 ns1.lan2wan.com.
a.184.208.in-addr.arpa. NS 86400 c2smtp.lan2wan.com.
a.184.208.in-addr.arpa. NS 86400 access1.lan2wan.com.
a.184.208.in-addr.arpa. NS 86400 access3.lan2wan.net.
a.184.208.in-addr.arpa. NS 86400 dns.commerchant.com.
Querying the lan2wan.com servers for the PTR record
b.a.184.208.in-addr.arpa gives:
b.a.184.208.in-addr.arpa. PTR 86400 b-a-184-208.dsl.lan2wan.com.
So above.net is using the "classless subnet reverse zone method"
and lan2wan picked the naming scheme, right?
What would be involved in having the reverse DNS for our small
block, 208.184.a.b, b+4 delegated to us?
Thanks,
Gary
--
Gary Gleason
SoftLink Corporation
8108 Park Crest Drive
Silver Spring, MD 20910
(301) 585-4345
"For appreciation, always a little time."
- Maude
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