DNS
Click on the red underlined text to get to the source
... databases - typically Web or Usenet
News "wanderers", or attempting to infer the existence of network
services from whatever DNS information may be available. The former
approach is not practical in some cases, notably when the entity
...
...
Ideally, the DNS or some complementary directory service would
provide a means for programs to determine automatically the network
services ...
... develop said directory service technologies and to define new types
of DNS resource record to provide this type of information, there is
no widely agreed upon or widely deployed solution to the problem -
except in a small number of cases.
...
...
The first case is where the DNS already provides a lookup capability
for the type of information being sought after. For example: Mail
...
...
The second case is where the DNS does not provide an appropriate
lookup capability, but there is some widely accepted convention for
...
... Our approach to dealing with aliases for protocols is
straightforward. We define a standard set of DNS aliases for the most
popular network services ...
... (Ab)Use of the DNS as a directory service ...
... organization's network services, though this is becoming more
difficult as the number of organizations registered in the DNS
increases.
...
...
It should be understood by implementors that the existence of a DNS
entry such as
...
... It is hoped that one or more of these will eventually make it
possible to augment the basic lookup service which the DNS provides
with a more generalized search and retrieval capability.
...
... DNS server configuration ...
... In the short term, whilst directory service technology and further
types of DNS resource record are being developed, domain name
administrators ...
...
There are two conventional approaches to creating these DNS entries.
One is to add a single CNAME record to your DNS server ...
...
Note that in this scenario no information about ph.hivnet.fr should
exist in the DNS other than the CNAME record. For example,
ph.hivnet.fr could not contain a MX record.
...
... alias down to a
single name. "ns" would seem to be the best choice since it is the
most commonly used name. However, "ns" is also being used by DNS to
point to the DNS server. In fact, the most prevalent use of "ns" is
...
... most commonly used name. However, "ns" is also being used by DNS to
point to the DNS server. In fact, the most prevalent use of "ns" is
to name DNS servers. For this reason, we suggest the use of "ph" as
...
... point to the DNS server. In fact, the most prevalent use of "ns" is
to name DNS servers. For this reason, we suggest the use of "ph" as
the best name to use for CCSO nameservers.
...
... spoofing" attacks, and it cannot be
guaranteed that the result returned by a DNS lookup is indeed the
genuine information. Spoofing may take the form of denial of
service ...
...
Work is ongoing to remedy this situation insofar as the DNS is
concerned [RFC-2065]. In the meantime it should be noted that
...
... stronger authentication mechanisms such as public key cryptography
with large key sizes are a pre-requisite if the DNS is being used in
any sensitive situations. Examples of these would be on-line
...
... DNS RR for specifying the location of services (DNS SRV)", RFC 2052(-> 2782prop), October 1996. ...