diff --git a/dnsconfig.js b/dnsconfig.js
index c0ecd0c..c5cd0c8 100644
--- a/dnsconfig.js
+++ b/dnsconfig.js
@@ -56,5 +56,12 @@ D("iamsneha.com", REG_NONE, DnsProvider(DSP_CLOUDFLARE),
 	CF_PROXY_DEFAULT_OFF,
 	IGNORE("h", "A"),
 	CNAME("*", "h.iamsneha.com."),
-	CNAME("_acme-challenge", "62e29c20-5282-4add-90a6-52a612562594.auth.acme-dns.io.")
+	DMARC_BUILDER({
+		policy: "reject",
+		subdomainPolicy: "reject",
+		alignmentSPF: "strict",
+		alignmentDKIM: "strict"
+	}),
+	TXT("*._domainkey", "v=DKIM1; p="),
+	TXT("@", "v=spf1 -all")
 )