DNS/ワイルドカード/調査/hatenablogについて、ここに記述してください。 

$ dnsq a \*.hatenablog.com ns-206.awsdns-25.com.
1 \052.hatenablog.com:
203 bytes, 1+2+4+0 records, response, authoritative, noerror
query: 1 \052.hatenablog.com
answer: \052.hatenablog.com 60 A 13.115.18.61
answer: \052.hatenablog.com 60 A 13.230.115.161
authority: hatenablog.com 3600 NS ns-1380.awsdns-44.org
authority: hatenablog.com 3600 NS ns-1997.awsdns-57.co.uk
authority: hatenablog.com 3600 NS ns-206.awsdns-25.com
authority: hatenablog.com 3600 NS ns-562.awsdns-06.net