You can use the sign to specify a particular name server that you want to handle your query. Received 262 bytes from 127.0.0.53#53(127.0.0.53) in 28 msĮventually, you'll get information tied directly to your request. Here's an example of what you'd see if you were looking up a domain that doesn't exist: $ dig REFUSED – The zone does not exist at the requested authority and the infrastructure is not set up to provide responses when this is the case. NXDOMAIN – The name in question does not exist. SERVFAIL – The name that was queried exists, but no data is available or available data is invalid. Other possible status indicators include: In short, you’ve verified that your system and the domain name system are getting along just fine. You’re connecting to a name server that is able to supply the requested information and getting a reply that tells you some important details about the system you’re inquiring about. The status field (status: NOERROR) shows there were no problems. If you get a response like this, is it good news? The short answer is “yes”. WHEN: Fri Jul 24 19:11: <= date and time of inquiry ANSWER SECTION: <= results 3568 IN CNAME. QUESTION SECTION: <= details on your query flags: qr rd ra QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1 $ dig > DiG 9.16.1-Ubuntu >HEADER<<- opcode: QUERY, status: NOERROR, id: 6034