MoinQ: watchNS/seez

TLDが返すADDITIONALは受け取らないのが安全です。(真のglueは受け入れるしかないが)

ns2.seez.ne.jp defunct

conceptlabi.com yamadadenki.com takasakilabi.com

1. whois

2. history

ns1.seez.ne.jp
ns2.seez.ne.jp
        
ARTERIA Networks Corporation
SAKURA Internet Inc.
        2021-06-15 (2 years)    2023-04-09 (today)      2 years

$ dig -t a ns2.seez.ne.jp @a.dns.jp

; <<>> DiG 9.18.1-1ubuntu1.3-Ubuntu <<>> -t a ns2.seez.ne.jp @a.dns.jp
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 14734
;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 3
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1232
; COOKIE: 412e6f2affbf7029781e9967643209e9875b30b31c67af63 (good)
;; QUESTION SECTION:
;ns2.seez.ne.jp.                        IN      A

;; AUTHORITY SECTION:
seez.ne.jp.             86400   IN      NS      ns2.seez.ne.jp.
seez.ne.jp.             86400   IN      NS      ns1.seez.ne.jp.

;; ADDITIONAL SECTION:
ns2.seez.ne.jp.         86400   IN      A       210.150.125.62
ns1.seez.ne.jp.         86400   IN      A       122.215.216.146

;; Query time: 0 msec
;; SERVER: 203.119.1.1#53(a.dns.jp) (UDP)
;; WHEN: Sun Apr 09 09:42:17 JST 2023
;; MSG SIZE  rcvd: 135

tmaeno@maeno:~$ dig -t a ns2.seez.ne.jp @210.150.125.62
;; communications error to 210.150.125.62#53: timed out
;; communications error to 210.150.125.62#53: timed out
;; communications error to 210.150.125.62#53: timed out

; <<>> DiG 9.18.12-0ubuntu0.22.04.1-Ubuntu <<>> -t a ns2.seez.ne.jp @210.150.125.62
;; global options: +cmd
;; no servers could be reached

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