watchNS/ayu-net.com/mxについて、ここに記述してください。
$ dnsq mx ayu-net.com ns11.value-domain.com
15 ayu-net.com: 180 bytes, 1+1+3+3 records, response, authoritative, noerror query: 15 ayu-net.com answer: ayu-net.com 1200 CNAME blog-01.livedoor.jp authority: ayu-net.com 1200 NS ns11.value-domain.com authority: ayu-net.com 1200 NS ns12.value-domain.com authority: ayu-net.com 1200 NS ns13.value-domain.com additional: ns11.value-domain.com 1200 A 54.199.222.7 additional: ns12.value-domain.com 1200 A 52.79.97.2 additional: ns13.value-domain.com 1200 A 119.245.243.94
$ dig -t mx ayu-net.com @8.8.8.8
; <<>> DiG 9.9.5-3ubuntu0.13-Ubuntu <<>> -t mx ayu-net.com @8.8.8.8 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 40152 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 512 ;; QUESTION SECTION: ;ayu-net.com. IN MX ;; ANSWER SECTION: ayu-net.com. 886 IN CNAME blog-01.livedoor.jp. ;; AUTHORITY SECTION: livedoor.jp. 1594 IN SOA ns1.naver.jp. domain.linecorp.com. 2017022200 10800 3600 604800 3600 ;; Query time: 123 msec ;; SERVER: 8.8.8.8#53(8.8.8.8) ;; WHEN: Mon Mar 20 23:38:02 JST 2017 ;; MSG SIZE rcvd: 135
blog-01.livedoor.jpはMXを持たないので、こういう返事になる。
ftp.qmail.jp MXを検索してみよ。 -- ToshinoriMaeno 2017-03-20 14:42:04