MoinQ: DNS/EDNS/cyberlab.co.jp

1. watchA

2台中の一台が返事しない。

2. whois

cyberlab.co.jp.         86400   IN      NS      ns01.cyberlab.co.jp.
cyberlab.co.jp.         86400   IN      NS      ns1.cyberlab.co.jp.

%dig -t soa cyberlab.co.jp @ns1.cyberlab.co.jp. ~/dnsq/0721

; <<>> DiG 9.12.1 <<>> -t soa cyberlab.co.jp @ns1.cyberlab.co.jp.
;; global options: +cmd
;; connection timed out; no servers could be reached

%dig -t soa cyberlab.co.jp @ns01.cyberlab.co.jp. ~/dnsq/0721

; <<>> DiG 9.12.1 <<>> -t soa cyberlab.co.jp @ns01.cyberlab.co.jp.
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 39882
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 3
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;cyberlab.co.jp.                        IN      SOA

;; ANSWER SECTION:
cyberlab.co.jp.         3600    IN      SOA     ns01.cyberlab.co.jp. postmaster.ns01.cyberlab.co.jp. 69 3600 1800 3600000 3600

;; AUTHORITY SECTION:
cyberlab.co.jp.         3600    IN      NS      ns1.cyberlab.co.jp.
cyberlab.co.jp.         3600    IN      NS      ns01.cyberlab.co.jp.

;; ADDITIONAL SECTION:
ns1.cyberlab.co.jp.     3600    IN      A       211.132.172.250
ns01.cyberlab.co.jp.    3600    IN      A       60.36.190.35

;; Query time: 18 msec
;; SERVER: 60.36.190.35#53(60.36.190.35)
;; WHEN: Sat Jul 21 22:18:07 JST 2018
;; MSG SIZE  rcvd: 159

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