[Sysadmins] dlint

[Sysadmins] dlint

[Igor Zubkov]

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Привет, Всем!

Просто кусок из логов:
[icesik@kde ~]$ dlint google.com.ua
;; dlint version 1.4.0, Copyright (C) 1998 Paul A. Balyoz <pab@domtools.com>
;;     Dlint comes with ABSOLUTELY NO WARRANTY.
;;     This is free software, and you are welcome to redistribute it
;;     under certain conditions.  Type 'man dlint' for details.
;; command line: /usr/bin/dlint google.com.ua
;; flags: normal-domain recursive.
;; using dig version 9.3.1
;; run starting: Втр Янв 31 15:23:57 EET 2006
;; ============================================================
;; Now linting google.com.ua
;; Checking serial numbers per nameserver
;;     2005091303 ns1.google.com.
;;     2005091303 ns2.google.com.
;;     2005091303 ns3.google.com.
;;     2005091303 ns4.google.com.
;; All nameservers agree on the serial number.
;; Now caching whole zone (this could take a minute)
;; trying nameserver ns1.google.com.
ERROR: no A records found.
;; no subzones found below google.com.ua, so no recursion will take place.
;; ============================================================
;; dlint of google.com.ua run ending with errors.
;; run ending: Втр Янв 31 15:24:00 EET 2006
[icesik@kde ~]$ dig A google.com.ua

; <<>> DiG 9.3.1 <<>> A google.com.ua
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 7902
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 4, ADDITIONAL: 4

;; QUESTION SECTION:
;google.com.ua.                 IN      A

;; ANSWER SECTION:
google.com.ua.          1696    IN      A       216.239.37.99
google.com.ua.          1696    IN      A       216.239.39.99
google.com.ua.          1696    IN      A       216.239.57.99

;; AUTHORITY SECTION:
google.com.ua.          328258  IN      NS      ns4.google.com.
google.com.ua.          328258  IN      NS      ns1.google.com.
google.com.ua.          328258  IN      NS      ns2.google.com.
google.com.ua.          328258  IN      NS      ns3.google.com.

;; ADDITIONAL SECTION:
ns1.google.com.         30216   IN      A       216.239.32.10
ns2.google.com.         30216   IN      A       216.239.34.10
ns3.google.com.         30216   IN      A       216.239.36.10
ns4.google.com.         30216   IN      A       216.239.38.10

;; Query time: 32 msec
;; SERVER: вырезано...
;; WHEN: Tue Jan 31 15:24:53 2006
;; MSG SIZE  rcvd: 225

[icesik@kde ~]$

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Re: [Sysadmins] dlint

[Dmitry V. Levin]

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On Tue, Jan 31, 2006 at 03:25:43PM +0200, Igor Zubkov wrote:
> Просто кусок из логов:
> [icesik@kde ~]$ dlint google.com.ua
[...]
> ERROR: no A records found.

Согласно dlint(1),
"Dlint uses the zone transfer mechanism (AXFR) which some nameservers
deny to unauthorized hosts."

С поправкой s/some/most/ это следует иметь в виду.


-- 
ldv

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