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jst.go.jp

IP address —
DNS managed by Amazon Route 53
Mail Configured
Records 8

The domain jst.go.jp answers at IP address —. The domain DNS is managed by Amazon Route 53, which decides where each subdomain points. Mail for jst.go.jp goes through 1 servers; the highest priority one is jst-go-jp.mail.protection.outlook.com. It also publishes 2 TXT records, used to verify domain ownership with external services and to configure mail security through SPF, DKIM and DMARC.

MX MX records

NS NS records

TXT TXT records

  • openai-domain-verification=dv-SqgbEUBJsRExkq8NkqIBUCth 300s
  • v=spf1 include:spf.protection.outlook.com include:_spf.activegate-ss.jp include:asp.cuenote.jp include:mddrei.maildealer.jp ip4:160.74.0.0/16 ip4:116.118.239.209 ip4:122.17.176.45 ip4:4.216.127.251 ip4:172.207.190.20 include:spf.wise365cloud.com -all 300s

SOA SOA records

  • ns-931.awsdns-52.net 900s

What each record means

  • A and AAAA: the server IP address, in IPv4 and IPv6.
  • MX: the servers that receive the domain mail. The number is the priority; the lowest is tried first.
  • NS: the name servers, which have the final say over the domain DNS.
  • TXT: free text. Mostly used for SPF, DKIM and DMARC, and to verify ownership with third parties.
  • TTL: how many seconds the record may be cached before asking again.

Checked 3 hours ago.