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Domains DNS servers IPs

Learning DNS for Developers

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amazon.com 216.73.217.111 Your IP DNS Lookup DNS Propagation Checker SPF Record Lookup A Record Lookup AAAA Record Lookup CNAME Record Lookup TXT Record Lookup MX Record Lookup DNS History

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- Email

_spf.sbt-mailgate.jp IP addresses

View record changes

A IPv4 address

15m

Time to live

View CLI command

Check propagation

_spf.sbt-mailgate.jp has no A records.

AAAA IPv6 address

15m

Time to live

View CLI command

Check propagation

_spf.sbt-mailgate.jp has no AAAA records.