On 13 Feb 2009, at 21:37, Shanmuga Rajan wrote:
>
>
> Hi I am trying to write a simple axfr client. All i need to start a
> zone transfer and have to count the delegation records for the count.
> I am new to this. So any one of you can help me with this.
#!/usr/bin/env python
# Count the number of NS RRs (other than at the origin)
# in a transferred zone
import dns.query
import dns.zone
import dns.rdatatype
z = dns.zone.from_xfr(dns.query.xfr('10.0.0.1', 'example.'))
total = 0
for (name, rdataset) in z.iterate_rdatasets(dns.rdatatype.NS):
if name != dns.name.empty:
total += len(rdataset)
print total
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