Checking authority on reverse DNS IP Address lookup
How can I check who is the authority for a reverse DNS IP address?

Answer Question   |  February 1, 2010  3:17 PM
DNS, DNS Lookup, Reverse DNS, Windows Server 2003

Reverse DNS not forwarding to ISP DNS
We have a receiver mail server refusing an email from us with message Received: 553 We do not accept mail from IP addresses without reverse DNS. Our inside DNS seems to have all the entry to answer direct or reverse calls for our email server. It seems that our ISP DNS server doesn’t have the [...]

Answer Question   |  June 4, 2009  3:39 PM
DNS errors, ISP DNS, Reverse DNS