Question and response
Question
dig _spf3.zendesk.com. TXT
Answer
_spf3.zendesk.com. 3600 TXT "v=spf1 ip6:2607:f8b0:4000::/36 ip6:2800:3f0:4000::/36 ip6:2a00:1450:4000::/36 ip6:2c0f:fb50:4000::/36 ip4:31.186.239.0/24 ip4:34.195.217.107 ip4:44.206.138.57 ip4:52.207.191.216 ip4:52.37.142.146 ip4:52.60.41.5 include:_spf4.zendesk.com ~all"
Authority
zendesk.com. 172800 NS ns-1213.awsdns-23.org.
zendesk.com. 172800 NS ns-1858.awsdns-40.co.uk.
zendesk.com. 172800 NS ns-444.awsdns-55.com.
zendesk.com. 172800 NS ns-754.awsdns-30.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0