Recent DiscussionsMost RecentNewest TopicsMost LikesSolutionsTagged:TagRe: Cannot add to DomainOk. 1) Check PC is using DC DNS server DNS ip address as DNS server - (ipconfig /all) 2) Open command prompt on PC and type "nslookup <domainname>"... Does it resolve? 3) Open command prompt on PC and type "nslookup <doman fqdn>"... Does it resolve? Re: Cannot add to DomainHello. I could not see in the pic. Are you entering the domain name or fully qualified domain name? Try entering the fqdn. Tell me how you. Cheers