On 11/28/11 1:58 PM, Alan McKay wrote: >> man dig >> > man nslookup >> > man whois >> > man traceroute > Clearly you've never used DNSstuff.com actually, i have, and its failed to identify issues with stale and lame NS records that I was able to easily find by hand with the 'hosts' command which I use instead of dig and nslookup. the key is to query all the authoritative zone servers as identified via whois AND as seen via `hosts -t NS domainname dnsserverip` and verify that all the authoritative servers have the same SOA serial # and NS data. -- john r pierce N 37, W 122 santa cruz ca mid-left coast