Question and response
Question
dig smtp-0b7e1e02ba8c6d7ce.core1.sfdc-urlt2q.mta.salesforce.com. TXT
Answer
smtp-0b7e1e02ba8c6d7ce.core1.sfdc-urlt2q.mta.salesforce.com. 3600 TXT "v=spf1 a -all"
Authority
sfdc-urlt2q.mta.salesforce.com. 86400 NS dns01.salesforce.com.
sfdc-urlt2q.mta.salesforce.com. 86400 NS dns02.salesforce.com.
sfdc-urlt2q.mta.salesforce.com. 86400 NS dns03.salesforce.com.
sfdc-urlt2q.mta.salesforce.com. 86400 NS dns04.salesforce.com.
sfdc-urlt2q.mta.salesforce.com. 86400 NS dns05.salesforce.com.
sfdc-urlt2q.mta.salesforce.com. 86400 NS dns06.salesforce.com.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0