1. watchNS/itel.co.jp

zone apexにNSがなくて、CNAMEがあった。

• PowerDNSはzoneにNSがなくても、警告しないのだろうか。-- ToshinoriMaeno 2018-02-12 07:06:06

これが動けばいいと思っているのだろうか。

%dnsq any www.itel.co.jp mns01.ucom.ne.jp                     ~/dnsq/0205
255 www.itel.co.jp:
48 bytes, 1+1+0+0 records, response, authoritative, noerror
query: 255 www.itel.co.jp
answer: www.itel.co.jp 300 A 210.129.186.91

%dnsq ns itel.co.jp a.dns.jp

2 itel.co.jp:
76 bytes, 1+0+2+0 records, response, noerror
query: 2 itel.co.jp
authority: itel.co.jp 86400 NS mns02.ucom.ne.jp
authority: itel.co.jp 86400 NS mns01.ucom.ne.jp

%dnsq ns itel.co.jp mns01.ucom.ne.jp ~

2 itel.co.jp:
119 bytes, 1+1+1+0 records, response, authoritative, noerror
query: 2 itel.co.jp
answer: itel.co.jp 300 CNAME headquarter.itel.co.jp
authority: itel.co.jp 86400 SOA mns01.ucom.ne.jp domain_ml.fttx.co.jp 31 10800 3600 604800 3600

%dnsq a itel.co.jp mns01.ucom.ne.jp ~

1 itel.co.jp:
70 bytes, 1+2+0+0 records, response, authoritative, noerror
query: 1 itel.co.jp
answer: itel.co.jp 300 CNAME headquarter.itel.co.jp
answer: headquarter.itel.co.jp 300 A 221.116.253.20

%dnsq soa itel.co.jp mns01.ucom.ne.jp ~

6 itel.co.jp:
93 bytes, 1+1+0+0 records, response, authoritative, noerror
query: 6 itel.co.jp
answer: itel.co.jp 86400 SOA mns01.ucom.ne.jp domain_ml.fttx.co.jp 31 10800 3600 604800 3600

%dnsq any headquarter.itel.co.jp mns01.ucom.ne.jp             ~/dnsq/0205
255 headquarter.itel.co.jp:
72 bytes, 1+2+0+0 records, response, authoritative, noerror
query: 255 headquarter.itel.co.jp
answer: headquarter.itel.co.jp 300 MX 10 headquarter.itel.co.jp
answer: headquarter.itel.co.jp 300 A 221.116.253.20

2. version

%dig @mns01.ucom.ne.jp version.bind chaos txt ~

; <<>> DiG 9.9.0 <<>> @mns01.ucom.ne.jp version.bind chaos txt
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 21016
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
;; WARNING: recursion requested but not available

;; QUESTION SECTION:
;version.bind.                  CH      TXT

;; ANSWER SECTION:
version.bind.           5       CH      TXT     "Served by POWERDNS 3.0.1 $Id: packethandler.cc 2231 2011-07-11 07:25:27Z ahu $"

;; Query time: 5 msec
;; SERVER: 221.240.16.100#53(221.240.16.100)
;; WHEN: Sun Dec  6 07:37:00 2015
;; MSG SIZE  rcvd: 121