I just found this! Hopefully it helps.
1. OS version?
Windows XP Home
2. What firewalls you have?
Windows which I believe is disabled and Norton Internet Security 2008
3. How much ram?
?
4. Hard Disk space available?
4.45g
5. Connection type?
Cable
6. Modem & router brand name & model numbers?
?
7. Where are you trying to connect from?
Home
8. What version of LimeWire (LW) & Java do you have?
Limewire 4.14.10 and Java 1.5.0_06
9. Who is your ISP (Internet Service Provider)?
Optus
10. Do this simple test for us. Using your browser go here:
http://www3.limewire.com:6346/ The page should say 'Your test worked!'. What happens when you go there?
Nothing! It doesn't open, it just keeps 'Loading' forever.
11. Are you sharing the connection with other computers or p2p sharing programs?
One other computer in the house but it is rarely used.
12. Is this a your 1st try at LW or is this a new problem with an experienced user.
I wouldn't say I'm experienced but Ive been using Limewire for a few years.
13. Do you see a brick wall in front of the blue world icon at the bottom of LW's interface?
Yes but it was there even when I could connect.
14. For those using a modem/router, how is your modem/router set up...are you port forwarding or is UPnP enabled?
I don't know!
15. What security programs are you using (antivirus etc)?
Norton Internet Security 2008
16. What country are you living in?
Australia
Thanks again!