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216.73.216.138
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spf.smtp-engine.com
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First observed
SOA
+1
-0
+
smtp-engine.com 3600 SOA ns3.dns-engine.com hostmaster.prolateral.com 2026042701 3600 900 604800 3600
TXT
+1
-0
+
spf.smtp-engine.com 1800 TXT "v=spf1 exists:%{ir}.%{v}.spf.smtp-engine.com ~all exp=exp.smtp-engine.com"