1replace remaining gethostby*() calls with Net::DNS calls.  (better
2error reporting)
3
4compare serial number of zone transfer data and report differences
5
6Check RP records that they point to a TXT record.
7
8Check for CNAME and other data.  (modern BIND versions disallow this,
9but not everyone sadly is up to date)
10
11Check parent delegation (a la doc) and check for lame delegations.
12Compare serial numbers of all NS servers and report differences.
13(a la doc)
14
15./dnswalk non-existant.domain doesn't generate a very useful message
16
17complete RFC 1101 check.. A records in rev file
18
19