Question and response
Question
dig _spf0000002.tangocard.com. CDNSKEY
Answer
The response has no answer records.
Authority
_spf0000002.tangocard.com. 900 SOA ns-1374.awsdns-43.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0