Sorry that I didn't see this thread earlier, but I just checked and it is currently working for me:
C:\>nslookup www.dslreports.com 206.13.28.12
Server: dns1.snfcca.sbcglobal.net
Address: 206.13.28.12
Non-authoritative answer:
Name: www.dslreports.com
Address: 64.91.255.98
Hopefully, it is also now working for you as well.