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Domains DNS servers IPs

Learning DNS for Developers

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    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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_spf.cisco.com. IP addresses from 2026-05-27 to 2026-10-26

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A IPv4 address

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_spf.cisco.com. has no A records.

AAAA IPv6 address

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_spf.cisco.com. has no AAAA records.