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0
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1answer
569 views

Windows 2008 R2 DNS cant resolve own SOA

We have two Domain Controllers for our network. They both run DHCP, DNS, and ADS. They are both VM's sitting on MS Hyper V Server 2008 on separate physical hosts. We had our primary DC go down a week ...
7
votes
2answers
16k views

How can I find the LDAP server in the DNS on Windows?

For Linux, this command should return the DNS record for the LDAP server host -t srv _ldap._tcp.DOMAINNAME (found at Authenticating from Java (Linux) to Active Directory using LDAP WITHOUT ...
0
votes
1answer
1k views

Windows Server 2008 DNS - restart after changing forwarder?

I had a dns forwarder configured that seems to be choking on a particular server name so I switched to using google's dns as a forwarder (8.8.4.4). When I change that setting in Windows DNS (Server ...
3
votes
5answers
530 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 ...
4
votes
1answer
1k views

My Vista's nslookup returns an ipv4 address for an ipv6 site

the command: nslookup ipv6.google.com doesn't work quite well. somtimes it returns an correct ipv6 address, sometimes it returns an ipv4 address. How can this happen? [im using OpenDNS] much ...
0
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2answers
1k views

DYNDNS.org Custom DNS returning odd results with Windows' NSLOOKUP

I wrote some time back about running my own DNS server temporarily in order to help facilitate the move of a domain name between two registrars with no down-time. I have since purchased the CustomDNS ...
0
votes
2answers
151 views

nslookup finds server name from ip, but whois claims the name has expired?

I noticed I was getting udp traffic on random ports from an unknown ip address that was definitely not on my domain today. When I looked up the ip using nslookup, it returned a name. But when I did a ...
13
votes
5answers
34k 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 ...
6
votes
3answers
11k views

nslookup for SRV records (or any non-A records) in non-interactive mode

Is the anyway to run nslookup (Centos 5 or Windows) such that it will look up record types other than A, without having to go to interactive mode and using set type=? For example, I'd like a command ...
6
votes
7answers
38k views

What can cause a DNS lookup to ignore a hosts file entry?

I'm having a DNS resolving issue that is affecting the performance of my locally hosted web site when browse it on my local machine. If I attach my network's DNS suffix to my local machine name when ...
2
votes
4answers
974 views

nslookup/dig differ from how a browser resolves a hostname

At my site, we just moved an important service, and made the appropriate DNS changes internally and externally to make it work. When you bring up the site in a browser, it works fine. (Works in ...
1
vote
2answers
68 views

Network Scan, Filtering for Top Level Domain

Greetings, I have a list of 2 /24s worth of IP addresses in seperate text files. What I am interested in doing is finding a way to resolve the hosts of these IP addresses and filter out to display ...
5
votes
2answers
4k 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? ...
0
votes
5answers
737 views

nslookup not working for some domains on my server

nslookup not working for some domains on my server. It's weird from my desktop these domain names work with nslookup but from my server they don't. This is causing me all kinds of problems. Anyone ...
2
votes
3answers
5k views

Determine if DNS server is master or slave with DiG

Is there a way to use DiG or nslookup to determine if a server is set to Master or Slave? And if a server is slave, return the Master's IP address?