The tag has no wiki summary.

learn more… | top users | synonyms

0
votes
1answer
30 views

List all entries (Machines and IP) in local DNS? Basically nslookup for all machines

I'm hoping someone can help. I'm struggling to work this out and hope that there is a simple way around it. I'm trying to get a list of all machines in a local DNS server. For the purposes of my ...
1
vote
1answer
79 views

DIG Unpredictable TTL in DNS

I have discovered that the TTL field in an answer can vary significantly (and often increase) between subsequent queries to the same domain name (and same resolving DNS server). $ dig ...
1
vote
2answers
223 views

TTL when querying for any record with dig

This question comes from this topic. When I do this I get the remaining seconds until the A record expires in the queried nameserver: dig stackexchange.com However, if I do this I get the ...
0
votes
1answer
157 views

Testing DNS truncated queries over TCP with dig

I want to test if my network supports EDNS0. It means that if the record is bigger than 512byte, the DNS will be over TCP. It will ne truncated at firts using UDP ,the it willbe over tcp. I'm using ...
3
votes
1answer
556 views

Install dig on Ubuntu 14.04

How can I install "dig" on Ubuntu 14.04 minimal ? I tried: apt-get install dig It didn't work. Seems its in some different package included but I don't know which one.
0
votes
1answer
38 views

Dig command: Is the output guaranteed to be sorted?

Let's say I'm trying to lookup the IPs mail.yahoo.com, gmail.com and mail.google.com If I execute: dig @8.8.8.8 +nocomments +noquestion \ +noauthority +noadditional +nostats +nocmd \ ...
1
vote
0answers
80 views

Why doesn't my DNS change propagate within the TTL?

Why isn't my DNS propagating correctly? It has a TTL of 3600 seconds, 1 hour, yet it is still resolving to an old IP. It's been at least 10 hours! http://www.onlinedig.com/go-dig/ C:\>nslookup ...
5
votes
2answers
402 views

NSlookup and linux Dig

On linux I can list all entries in the DNS table ending with "80" using: dig axfr my.domain | grep 80 How do I do that with NSlookup on windows? I have tried starting NSlookup and typing ls ...
0
votes
2answers
46 views

Why won't my domain records display even after several hours? [closed]

I updated my domain records to add CNAME records and a TXT record, but even after several days I cannot see them when I query the domain. Screenshot of domain records: http://i.imgur.com/MvYJUTq.png ...
0
votes
2answers
65 views

Finding out default DNS in OS X Terminal

When doing "nslookup" on a windows machine you get the address of the default DNS you're using (http://gyazo.com/313d1ad31c1927741aa266fc7f8542fc), but for some reason you don't in OS X ...
1
vote
2answers
6k views

How does dig +trace actually work?

When I look at the man page for dig, I get the following: +[no]trace Toggle tracing of the delegation path from the root name servers for the name being looked up. Tracing is disabled by default. ...
40
votes
1answer
26k views

If Google provides public DNS 8.8.8.8 and 8.8.4.4, who provides 4.2.2.2? [closed]

I was always told by colleagues 4.2.2.2 appears to work faster and have to combine that with Google's public DNS. Basically using 8.8.8.8 as primary and 4.2.2.2 as secondary. However, Google only ...
1
vote
0answers
98 views

Mavericks: ping resolves differently from dig

I have BIND9 running on my MBP with a zone for the TLD dev. I then have /etc/resolver/dev setup with the line nameserver 127.0.0.1 so that resolution for that TLD only is performed using my local BIND ...
1
vote
4answers
896 views

How does ping figure out the IP address of a website?

I'm trying to understand better the different network-query tools such as nc, curl, whois, dig, nslookup and at the same time a bit more about the architecture of internet requests, servers, and the ...
1
vote
1answer
606 views

Why are DNS setup guides using private IP addresses in their examples?

I'm attempting to set up BIND9 on my server, and am attempting to follow a guide I have found online. One thing that sets off a warning flag for me is that every guide I've found seems to use private ...
9
votes
6answers
3k views

Is it possible to find out which upstream DNS server my router is querying? (just using dns tools)

Ok, here is the setup: I have a local router which advertises itself as the DNS server over DHCP. The DNS resolver on the router just forwards the requests to the ISP nameservers and caches the reply. ...
0
votes
1answer
343 views

How to use DIG to get full DNS info?

How can I use DIG in one single command to get as much info on a domain name as possible,. including: Subdomans CNAME entries A Records TTL Is this possible with one single command? How can you ...
0
votes
1answer
208 views

DNS: can't query domain

For some reason I can't query specific domains. Although dig works as it should, nslookup doesn't. home1:/# dig +trace www.capital.gr ; <<>> DiG 9.7.3 <<>> +trace ...
0
votes
0answers
753 views

Belkin N150 local DNS flakey

I'm having issues connecting to the various devices on my network (Mac-heavy, MBP (thunderbolt, not retina, Lion), Macbook (Late 2007, white, Snow Leopard), iPad (3rd gen, iOS6), Apple TV (2nd gen, ...
0
votes
2answers
223 views

What does getting an answer from dig but not from whois imply?

So when I execute this: dig hrndva-omtalb.mail.rr.com I get this: hrndva-omtalb.mail.rr.com. 7208 IN A 71.74.56.122 hrndva-omtalb.mail.rr.com. 7208 IN A 71.74.56.123 ...
0
votes
2answers
1k views

Ubuntu: Linux can browse sites, bash can't even resolve the dns name - Huh!

I've been work on this all day and I'm as mystified as when I started. I have an Ubuntu 10 system. On the desktop I have firefox and a bash shell running. Firefox can see and browse any site (I'm ...
2
votes
1answer
1k views

'dig any' results wrong, missing data

I was playing about with 'dig' showing a friend how it worked when I spotted some odd behaviour with the 'any' type. I believe that using 'dig any' will get all the record types automatically but ...
9
votes
1answer
13k views

Installing dig on Debian

I've tried installing dig on Debian, but the apt-get utility doesn't seem to know what it is. Is it part of some larger set of packages? Where can I find this?