1. サーバー移転相談所/lay-up.net
webサーバーだけを移動したらしい。(正解)DNSはさくらを使い続けている。
- A の TTLは3600なので、問題にはならないだろう。
-- ToshinoriMaeno 2017-07-08 05:26:48
http://www.lay-up.net/archives/blog-entry-6287-20161023113100.html
さくらスタンダードからwpXクラウドにサーバー移転しました 2016/10/23 2016/10/30
$ dig -t ns lay-up.net @a.gtld-servers.net ; <<>> DiG 9.11.1 <<>> -t ns lay-up.net @a.gtld-servers.net ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 10192 ;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 1 ;; WARNING: recursion requested but not available ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;lay-up.net. IN NS ;; AUTHORITY SECTION: lay-up.net. 172800 IN NS ns1.dns.ne.jp. lay-up.net. 172800 IN NS ns2.dns.ne.jp. ;; Query time: 6 msec ;; SERVER: 192.5.6.30#53(192.5.6.30) ;; WHEN: Sun Jul 02 16:17:22 JST 2017 ;; MSG SIZE rcvd: 84
$ dnsq a www.lay-up.net ns1.dns.ne.jp 1 www.lay-up.net: 93 bytes, 1+1+2+0 records, response, authoritative, noerror query: 1 www.lay-up.net answer: www.lay-up.net 3600 A 183.90.255.180 authority: lay-up.net 3600 NS ns1.dns.ne.jp authority: lay-up.net 3600 NS ns2.dns.ne.jp
255.90.183.in-addr.arpa. 2945 IN SOA ns1.wpx.ne.jp.
2. NS 移転はしなかったらしい
$ dig a www.lay-up.net @ns1.wpx.ne.jp ; <<>> DiG 9.11.1 <<>> a www.lay-up.net @ns1.wpx.ne.jp ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 62404 ;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0 ;; WARNING: recursion requested but not available ;; QUESTION SECTION: ;www.lay-up.net. IN A ;; ANSWER SECTION: www.lay-up.net. 3600 IN A 183.90.255.180 ;; Query time: 13 msec ;; SERVER: 157.112.145.232#53(157.112.145.232) ;; WHEN: Sun Jul 02 16:14:47 JST 2017 ;; MSG SIZE rcvd: 48
$ dig -t ns lay-up.net @ns1.wpx.ne.jp ; <<>> DiG 9.11.1 <<>> -t ns lay-up.net @ns1.wpx.ne.jp ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 21976 ;; flags: qr aa rd; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 3 ;; WARNING: recursion requested but not available ;; QUESTION SECTION: ;lay-up.net. IN NS ;; ANSWER SECTION: lay-up.net. 3600 IN NS ns3.wpx.ne.jp. lay-up.net. 3600 IN NS ns2.wpx.ne.jp. lay-up.net. 3600 IN NS ns1.wpx.ne.jp. ;; ADDITIONAL SECTION: ns1.wpx.ne.jp. 900 IN A 157.112.145.232 ns2.wpx.ne.jp. 900 IN A 120.136.10.243 ns3.wpx.ne.jp. 900 IN A 210.188.201.244 ;; Query time: 15 msec ;; SERVER: 157.112.145.232#53(157.112.145.232) ;; WHEN: Sun Jul 02 16:14:59 JST 2017 ;; MSG SIZE rcvd: 139