NSレコードだけがある。
- SOAはないらしいが、NOERROR 返答
Aレコードはなく、NXDOMAINを返す。-- ToshinoriMaeno 2021-09-22 01:21:00
NXDOMAIN 返答なら通常は存在するはずのAuthority Sectionがない。これもおかしい。-- ToshinoriMaeno 2021-09-23 03:01:35
1. whois
Domain Name: TURSM.COM Registry Domain ID: 1724687239_DOMAIN_COM-VRSN Registrar WHOIS Server: whois.godaddy.com Registrar URL: http://www.godaddy.com Updated Date: 2021-08-20T08:08:39Z Creation Date: 2012-06-02T22:08:21Z Registry Expiry Date: 2022-06-02T22:08:21Z Registrar: GoDaddy.com, LLC Registrar IANA ID: 146 Registrar Abuse Contact Email: abuse@godaddy.com Registrar Abuse Contact Phone: 480-624-2505 Domain Status: ok https://icann.org/epp#ok Name Server: NSG1.NAMEBRIGHTDNS.COM Name Server: NSG2.NAMEBRIGHTDNS.COM DNSSEC: unsigned URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/ >>> Last update of whois database: 2021-09-22T01:17:53Z <<<
2. history
tursm.com. 10800 IN SOA ns1.namebrightdns.com. dns.namebright.com. 2021102901 28800 5000 1209600 10800
$ dig -t a tursm.com @nsg1.namebrightdns.com ; <<>> DiG 9.11.3-1ubuntu1.14-Ubuntu <<>> -t a tursm.com @nsg1.namebrightdns.com ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 46742 ;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 1 ;; WARNING: recursion requested but not available ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;tursm.com. IN A ;; ANSWER SECTION: tursm.com. 10800 IN CNAME HDRedirect-LB7-5a03e1c2772e1c9c.elb.us-east-1.amazonaws.com. ;; AUTHORITY SECTION: tursm.com. 10800 IN NS nsg1.namebrightdns.com. tursm.com. 10800 IN NS nsg2.namebrightdns.com. ;; Query time: 178 msec ;; SERVER: 54.175.122.46#53(54.175.122.46) ;; WHEN: Sat Oct 30 13:18:37 JST 2021 ;; MSG SIZE rcvd: 210
tursm.com. 10800 IN NS nsg1.namebrightdns.com. tursm.com. 10800 IN NS nsg2.namebrightdns.com.
$ dig -t soa tursm.com @nsg1.namebrightdns.com ; <<>> DiG 9.11.3-1ubuntu1.14-Ubuntu <<>> -t soa tursm.com @nsg1.namebrightdns.com ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 13414 ;; flags: qr aa rd; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1 ;; WARNING: recursion requested but not available ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;tursm.com. IN SOA ;; Query time: 173 msec ;; SERVER: 52.207.172.83#53(52.207.172.83) ;; WHEN: Wed Sep 22 10:14:47 JST 2021 ;; MSG SIZE rcvd: 38
$ dig -t a tursm.com @nsg1.namebrightdns.com ; <<>> DiG 9.11.3-1ubuntu1.14-Ubuntu <<>> -t a tursm.com @nsg1.namebrightdns.com ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 10320 ;; flags: qr aa rd; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1 ;; WARNING: recursion requested but not available ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;tursm.com. IN A ;; Query time: 172 msec ;; SERVER: 52.207.172.83#53(52.207.172.83) ;; WHEN: Wed Sep 22 10:17:09 JST 2021 ;; MSG SIZE rcvd: 38