All functions

bulk_query
Vectorized query, returning only answers in a data frame
gdns
gdns-package
Tools to Work with Google DNS Over HTTPS API
has_spf
Test for whether a DNS TXT record is an SPF record
is_hard_fail
is_soft_fail
passes_all
SPF "all" type test
query
Perform DNS over HTTPS queries using Google
spf_exists
spf_includes
spf_ipv4s
spf_ipv6s
spf_ptrs
SPF field extraction functions
split_spf
Split out all SPF records in a domain's TXT record