diff --git a/projects/public-dns/src/resources/zonefiles/tirefireind.us.j2 b/projects/public-dns/src/resources/zonefiles/tirefireind.us.j2
index 783bed5..62856f3 100644
--- a/projects/public-dns/src/resources/zonefiles/tirefireind.us.j2
+++ b/projects/public-dns/src/resources/zonefiles/tirefireind.us.j2
@@ -1,5 +1,14 @@
 # -*- mode: conf -*-
 
+# Fastmail
+@              {{ ttl}}  IN MX 10 in1-smtp.messagingengine.com.
+@              {{ ttl }} IN MX 20 in2-smtp.messagingengine.com.
+fm1._domainkey {{ ttl }} IN CNAME fm1.tirefireind.us.dkim.fmhosted.com.
+fm2._domainkey {{ ttl }} IN CNAME fm2.tirefireind.us.dkim.fmhosted.com.
+fm3._domainkey {{ ttl }} IN CNAME fm3.tirefireind.us.dkim.fmhosted.com.
+
+@ {{ ttl }} IN TXT v=spf1 include:spf.messagingengine.com ?all
+
 # Core records
 {% for link in local.public_v4s %}
 @           {{ ttl }} IN A {{ link }}