It may be that different nameservers return different values. My nameserver is my unix firewall, which in turn gets its values from the root servers.

Here are my responses from your script:
Quote:
[5:38:40p] * Dns resolving irc.beyondirc.net
-
I: 69.250.244.150 N: irc.beyondirc.net R: 69.250.244.150
n: 6 for irc.beyondirc.net 69.250.244.150
1 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 69.250.244.150
2 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 70.57.79.243
3 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 71.116.226.183
4 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 75.13.24.210
5 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 75.13.24.215
6 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 208.37.99.142
-
[5:38:40p] * Dns resolved irc.beyondirc.net to 69.250.244.150
-
[5:38:40p] * Dns resolving irc.beyondirc.net
-
I: 69.250.244.150 N: irc.beyondirc.net R: 69.250.244.150
n: 6 for irc.beyondirc.net 69.250.244.150
1 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 69.250.244.150
2 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 70.57.79.243
3 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 71.116.226.183
4 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 75.13.24.210
5 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 75.13.24.215
6 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 208.37.99.142
-
[5:38:40p] * Dns resolved irc.beyondirc.net to 69.250.244.150
-
[5:38:41p] * Dns resolving irc.beyondirc.net
-
I: 69.250.244.150 N: irc.beyondirc.net R: 69.250.244.150
n: 6 for irc.beyondirc.net 69.250.244.150
1 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 69.250.244.150
2 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 70.57.79.243
3 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 71.116.226.183
4 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 75.13.24.210
5 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 75.13.24.215
6 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 208.37.99.142
-
[5:38:41p] * Dns resolved irc.beyondirc.net to 69.250.244.150
-
[5:38:41p] * Dns resolving irc.beyondirc.net
-
I: 69.250.244.150 N: irc.beyondirc.net R: 69.250.244.150
n: 6 for irc.beyondirc.net 69.250.244.150
1 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 69.250.244.150
2 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 70.57.79.243
3 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 71.116.226.183
4 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 75.13.24.210
5 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 75.13.24.215
6 dns: irc.beyondirc.net nick: addr: irc.beyondirc.net ip: 208.37.99.142
-
[5:38:41p] * Dns resolved irc.beyondirc.net to 69.250.244.150

They are always in order.

And here are my responses from nslookup in my windows XP:

Quote:

Non-authoritative answer:
Name: irc.beyondirc.net
Addresses: 208.37.99.142, 69.250.244.150, 70.57.79.243, 71.116.226.1
75.13.24.210, 75.13.24.215

> irc.beyondirc.net
Server: wildtime.beyondirc.net
Address: 192.168.5.1

Non-authoritative answer:
Name: irc.beyondirc.net
Addresses: 75.13.24.215, 208.37.99.142, 69.250.244.150, 70.57.79.243
71.116.226.183, 75.13.24.210

> irc.beyondirc.net
Server: wildtime.beyondirc.net
Address: 192.168.5.1

Non-authoritative answer:
Name: irc.beyondirc.net
Addresses: 75.13.24.210, 75.13.24.215, 208.37.99.142, 69.250.244.150
70.57.79.243, 71.116.226.183

> irc.beyondirc.net
Server: wildtime.beyondirc.net
Address: 192.168.5.1

Non-authoritative answer:
Name: irc.beyondirc.net
Addresses: 71.116.226.183, 75.13.24.210, 75.13.24.215, 208.37.99.142
69.250.244.150, 70.57.79.243

They seem to rotate with each query.

Here is the nslookup responses directly from my firewall:
Quote:

> irc.beyondirc.net
Server: wildtime.beyondirc.net
Address: 192.168.5.1

Non-authoritative answer:
Name: irc.beyondirc.net
Addresses: 69.250.244.150, 70.57.79.243, 71.116.226.183, 75.13.24.210
75.13.24.215, 208.37.99.142

> irc.beyondirc.net
Server: wildtime.beyondirc.net
Address: 192.168.5.1

Non-authoritative answer:
Name: irc.beyondirc.net
Addresses: 208.37.99.142, 69.250.244.150, 70.57.79.243, 71.116.226.183
75.13.24.210, 75.13.24.215

> irc.beyondirc.net
Server: wildtime.beyondirc.net
Address: 192.168.5.1

Non-authoritative answer:
Name: irc.beyondirc.net
Addresses: 75.13.24.215, 208.37.99.142, 69.250.244.150, 70.57.79.243
71.116.226.183, 75.13.24.210

> irc.beyondirc.net
Server: wildtime.beyondirc.net
Address: 192.168.5.1

Non-authoritative answer:
Name: irc.beyondirc.net
Addresses: 75.13.24.210, 75.13.24.215, 208.37.99.142, 69.250.244.150
70.57.79.243, 71.116.226.183

These also seem to rotate with each query.


-genius_at_work