The tag has no wiki summary.

learn more… | top users | synonyms

8
votes
5answers
28k views

How to find all hostnames in DNS attached to one IP?

If I have multiple hosts configured on one machine (a la apache's VirtualHosts), how can I do a lookup on the IP and find all domains configured to reach it? For example, I have several web and email ...
3
votes
3answers
7k views

How to get **all** IP addresses of a domain?

I built the getaddrinfo() sample provided at http://beej.us/guide/bgnet/output/html/multipage/syscalls.html#getaddrinfo When I run it on an example domain, such facebook.com it lists three (3) IP ...
16
votes
2answers
34k views

DNS - NSLOOKUP what is the meaning of the non-authorative answer?

When I do a NS Lookup, for some domains I get the reply saying Non-authorative answer:. I want to know what it means? Got answer: HEADER: opcode = QUERY, id = 3, rcode = NXDOMAIN ...
5
votes
2answers
3k views

SOA and Primary NS record (DNS)

The brunt of the question is this -- What is the relationship between the primary nameserver specified in the SOA record and the nameservers specified in the NS records. How are these things linked? ...
4
votes
2answers
1k views

What are all the possible causes of the “An Active Directory Domain Controller (AD DC) for the domain …” error message?

Earlier I was having issues connecting one of my workstations (client) to my domain, and I thought it was because the domain was not in my possession yet (reference: this question). But, due to the ...
3
votes
5answers
495 views

Detecting what causes the delay between entering a domain name and load of the page

My website takes awfully long time after entering the domain name and before the content starts showing up. I assume this is something to do with the dns resolution or the networks. How do I go about ...
2
votes
1answer
94 views

Do I have to own my domain before attempting to connect to my domain controller?

I am in the process of purchasing a domain, but I do not own it yet. I setup my domain controller as internal.domain.com. The problem I'm running into is in connecting my workstations to my domain. ...
0
votes
3answers
1k views

DNS searching with wildcards?

Anything like nslookup or dig offer the ability to search based on something contained in the name ... like a wildcard search or something? I'm trying to make a little script with a GUI wrapper for ...