watchNS/cf/lame/
1. 5.45.68.86
1.1. aworse.com
$ dig @1.1.1.1 aworse.com. ; <<>> DiG 9.18.12-0ubuntu0.22.04.2-Ubuntu <<>> @1.1.1.1 aworse.com. ; (1 server found) ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 9580 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 1232 ;; QUESTION SECTION: ;aworse.com. IN A ;; ANSWER SECTION: aworse.com. 282 IN A 5.45.68.86 ;; Query time: 0 msec ;; SERVER: 1.1.1.1#53(1.1.1.1) (UDP) ;; WHEN: Fri Jul 28 07:51:38 JST 2023 ;; MSG SIZE rcvd: 55
EDE はなにを言っているのか。
$ dig @1.1.1.1 aworse.com. ; <<>> DiG 9.18.12-0ubuntu0.22.04.2-Ubuntu <<>> @1.1.1.1 aworse.com. ; (1 server found) ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1953 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 1232 ; EDE: 23 (Network Error): ([2a06:98c1:50::ac40:2072]:53 rcode=REFUSED for aworse.com DNSKEY) ;; QUESTION SECTION: ;aworse.com. IN A ;; ANSWER SECTION: aworse.com. 300 IN A 5.45.68.86 ;; Query time: 156 msec ;; SERVER: 1.1.1.1#53(1.1.1.1) (UDP) ;; WHEN: Fri Jul 28 07:47:36 JST 2023 ;; MSG SIZE rcvd: 125