Skip site navigation (1)Skip section navigation (2)
Date:      Sun, 14 Jan 2001 22:05:28 -0800
From:      "Crist J. Clark" <cjclark@reflexnet.net>
To:        Steve Price <sprice@hiwaay.net>
Cc:        questions@FreeBSD.ORG
Subject:   Re: dig(1) Q
Message-ID:  <20010114220528.X97980@rfx-64-6-211-149.users.reflexco>
In-Reply-To: <20010114234830.I65118@bonsai.knology.net>; from sprice@hiwaay.net on Sun, Jan 14, 2001 at 11:48:30PM -0600
References:  <20010114234830.I65118@bonsai.knology.net>

next in thread | previous in thread | raw e-mail | index | archive | help
On Sun, Jan 14, 2001 at 11:48:30PM -0600, Steve Price wrote:
> I'm utterly confused at the output I've been getting from dig(1).
> Can anyone out there explain why the first time I run dig I get
> one answer and yet seconds later I get another?

Ask the servers you are querying. dig(1) is just telling you whatever
they send back.

What I believe we have here is the differences between what you see
when you are getting a reply from the remote server and when you are
getting from the cached reply from the local server. Note,

> steve@bonsai(~)$ dig dogbark.com
> 
> ; <<>> DiG 8.3 <<>> dogbark.com 
> ;; res options: init recurs defnam dnsrch
> ;; got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 62188
> ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 3
               ^^
This is an authoritarive response.

> ;; QUERY SECTION:
> ;;      dogbark.com, type = A, class = IN
> 
> ;; ANSWER SECTION:
> dogbark.com.            10M IN A        207.234.88.178
> 
> ;; AUTHORITY SECTION:
> dogbark.com.            10M IN NS       bichon.dogbark.com.
> dogbark.com.            10M IN NS       spitz.dogbark.com.
> 
> ;; ADDITIONAL SECTION:
> bichon.dogbark.com.     10M IN A        207.234.88.178
> bichon.dogbark.com.     10M IN A        216.183.105.106
> spitz.dogbark.com.      10M IN A        207.234.88.179
> 
> ;; Total query time: 57 msec
> ;; FROM: bonsai.knology.net to SERVER: default -- 127.0.0.1
> ;; WHEN: Sun Jan 14 23:40:24 2001
> ;; MSG SIZE  sent: 29  rcvd: 134
> 
> steve@bonsai(~)$ dig dogbark.com
> 
> ; <<>> DiG 8.3 <<>> dogbark.com 
> ;; res options: init recurs defnam dnsrch
> ;; got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 33026
> ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2

This is not. It is cached.

> ;; QUERY SECTION:
> ;;      dogbark.com, type = A, class = IN
> 
> ;; ANSWER SECTION:
> dogbark.com.            9m56s IN A      207.234.88.178
> 
> ;; AUTHORITY SECTION:
> dogbark.com.            9m56s IN NS     bichon.dogbark.com.
> dogbark.com.            9m56s IN NS     spitz.dogbark.com.
> 
> ;; ADDITIONAL SECTION:
> bichon.dogbark.com.     1d14h50m59s IN A  207.234.88.178
> spitz.dogbark.com.      1d4h7m48s IN A  207.234.88.179
> 
> ;; Total query time: 1 msec
> ;; FROM: bonsai.knology.net to SERVER: default -- 127.0.0.1
> ;; WHEN: Sun Jan 14 23:40:28 2001
> ;; MSG SIZE  sent: 29  rcvd: 118
-- 
Crist J. Clark                           cjclark@alum.mit.edu


To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-questions" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20010114220528.X97980>