Question and response
Question
dig _spf_eucentral1.prod.hydra.sophos.com. TXT
Answer
_spf_eucentral1.prod.hydra.sophos.com. 3600 TXT "v=spf1 ip4:94.140.18.0/24 ip4:35.159.27.8/30 ip4:35.159.27.28/30 ip4:35.159.27.32/30 ip4:35.159.27.48/29 ip4:35.159.27.160/28 ~all"
Authority
prod.hydra.sophos.com. 172800 NS ns-1043.awsdns-02.org.
prod.hydra.sophos.com. 172800 NS ns-1793.awsdns-32.co.uk.
prod.hydra.sophos.com. 172800 NS ns-494.awsdns-61.com.
prod.hydra.sophos.com. 172800 NS ns-684.awsdns-21.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0