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Domains DNS servers IPs

Learning DNS for Developers

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- DNS
  - Records
    
    All common record types IP addresses
    
    A AAAA AFSDB APL AXFR CAA CDNSKEY CDS CERT CNAME CSYNC DHCID DLV DNAME DNSKEY DS EUI48 EUI64 HINFO HIP HTTPS IPSECKEY IXFR KEY KX LOC MX NAPTR NS NSEC3 NSEC3PARAM NSEC NXT OPENPGPKEY OPT PTR RP RRSIG SIG SMIMEA SOA SPF SSHFP SVCB SRV TA TKEY TLSA TSIG TXT URI ZONEMD
    
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- Email

mail.sapsf.cn. IP addresses

View record changes

A IPv4 address

1h

Time to live

View CLI command

Check propagation

China Telecom (Group)

AS4812

China

Shanghai, Shanghai

AAAA IPv6 address

5m

Time to live

View CLI command

Check propagation

mail.sapsf.cn. has no AAAA records.