nhtsa.gov.		600 IN SOA edns1.dot.gov. hostmaster.dot.gov. (
				2011171881 ; serial
				3600       ; refresh (1 hour)
				360        ; retry (6 minutes)
				604800     ; expire (1 week)
				300        ; minimum (5 minutes)
				)

nhtsa.gov.		600 IN TXT "v=spf1 -all"

nhtsa.gov.		900 IN A 204.68.194.196

Name servers:
nhtsa.gov.		600 IN NS edns1.dot.gov.
nhtsa.gov.		600 IN NS edns3.dot.gov.
nhtsa.gov.		600 IN NS edns2.dot.gov.