1. watchA
/value-domain
この返答を疑うことから始めよう。
$ dig -t soa odns.info @moin.qmail.jp ; <<>> DiG 9.16.1-Ubuntu <<>> -t soa odns.info @moin.qmail.jp ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 5076 ;; flags: qr aa rd; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0 ;; WARNING: recursion requested but not available ;; QUESTION SECTION: ;odns.info. IN SOA ;; AUTHORITY SECTION: info. 2560 IN SOA a.ns.info. hostmaster.info. 1645454160 16384 2048 1048576 2560 ;; Query time: 19 msec ;; SERVER: 153.126.187.246#53(153.126.187.246) ;; WHEN: 火 2月 22 10:09:29 JST 2022 ;; MSG SIZE rcvd: 79
2. whois
Domain Name: odns.info Registry Domain ID: 60be1754872946f988452155d9100314-DONUTS Registrar WHOIS Server: whois.discount-domain.com Registrar URL: http://www.onamae.com Updated Date: 2022-02-18T05:45:16Z Creation Date: 2022-01-08T06:05:00Z Registry Expiry Date: 2023-01-08T06:05:00Z Registrar: GMO Internet, Inc. d/b/a Onamae.com Updated Date: 2023-01-05T13:24:27Z Creation Date: 2022-01-08T06:05:00Z Registry Expiry Date: 2023-01-08T06:05:00Z Registrar: GMO Internet, Inc. d/b/a Onamae.com Registrar IANA ID: 49 Registrar Abuse Contact Email: abuse@gmo.jp Registrar Abuse Contact Phone: +81.337709199 Domain Status: ok https://icann.org/epp#ok
3. history
odns.info. 3600 IN NS b.ns.qmail.jp. odns.info. 3600 IN NS moin.qmail.jp.
odns.info zoneは存在していない。
4. 証明書
_acme-challenge.t0.odns.info. 86400 IN CNAME txt.t0.odns.info.
txt.t0.odns.info. 300 IN TXT "G7E5PX3sI8saSKpQFB3ZmR6fM8mqSmlgNrwSJa_JrWs"
証明書本体は省略