_5._spf.harvard.edu.    	1200	IN  	TXT	"v=spf1 ip4:23.23.181.73/32 ip4:23.249.208.0/20 ip4:23.251.224.0/19 ip4:3.132.65.8/32 ip4:3.137.48.253/32 ip4:3.20.31.152/32 ip4:3.21.23.140/32 ip4:3.22.102.251/32 ip4:3.22.59.195/32 ip4:3.23.36.254/32 ip4:3.23.38.224/32 ip4:3.23.73.147/32 ip4:34.193.241.84/32 ip4:34.194.13.71/32 ip4:34.194.230.233 ip4:34.199.121.203/32 ip4:34.230.107.215 ip4:35.172.198.69/32 ip4:35.190.247.0/24 ip4:35.191.0.0/16 ip4:40.107.0.0/16 ip4:40.92.0.0/15 ip4:44.224.52.248/32 ip4:51.4.72.0/24 ~all"

_5._spf.harvard.edu.    	1200	IN  	RRSIG	TXT 13 4 10800 1785278071 1785015271 52124 _spf.harvard.edu jHa+SGfCz+QBIk0kaIpuwCRiRps3QPkzz/BUQ5hAobdreHP7B9R/j021f+vGZJjaHM2G9NqTApz0NlMOGWx+zQ==