diff --git a/dnsconfig.js b/dnsconfig.js
index 05af33c..5e07222 100644
--- a/dnsconfig.js
+++ b/dnsconfig.js
@@ -4,78 +4,57 @@
 var REG_DYNADOT = NewRegistrar("dynadot");
 var DNSP_HETZNER = NewDnsProvider("hetzner");
 
-D("ironyofprivacy.org", REG_DYNADOT, DnsProvider(DNSP_HETZNER),
-    MX("@", 10, "in1-smtp.messagingengine.com."),
-    MX("@", 20, "in2-smtp.messagingengine.com."),
-    CNAME("mesmtp._domainkey", "mesmtp.ironyofprivacy.org.dkim.fmhosted.com."),
-    CNAME("fm1._domainkey", "fm1.ironyofprivacy.org.dkim.fmhosted.com."),
-    CNAME("fm2._domainkey", "fm2.ironyofprivacy.org.dkim.fmhosted.com."),
-    CNAME("fm3._domainkey", "fm3.ironyofprivacy.org.dkim.fmhosted.com."),
-    SRV("_submission._tcp", 0, 0, 0, "."),
-    SRV("_imap._tcp", 0, 0, 0, "."),
-    SRV("_pop3._tcp", 0, 0, 0, "."),
-    SRV("_submissions._tcp", 0, 1, 465, "smtp.fastmail.com."),
-    SRV("_imaps._tcp", 0, 1, 993, "imap.fastmail.com."),
-    SRV("_pop3s._tcp", 0, 1, 995, "pop.fastmail.com."),
-    SRV("_jmap._tcp", 0, 1, 443, "api.fastmail.com."),
-    SRV("_carddav._tcp", 0, 0, 0, "."),
-    SRV("_carddavs._tcp", 0, 1, 443, "carddav.fastmail.com."),
-    SRV("_caldav._tcp", 0, 0, 0, "."),
-    SRV("_caldavs._tcp", 0, 1, 443, "caldav.fastmail.com."),
-    SRV("_autodiscover._tcp", 0, 1, 443, "autodiscover.fastmail.com."),
-    TXT("@", "v=spf1 include:spf.messagingengine.com ?all"),
-    TXT("_dmarc", "v=DMARC1; p=none;"),
-    END);
-
 D("adtya.xyz", REG_DYNADOT, DnsProvider(DNSP_HETZNER),
+    DefaultTTL("900s"),
     A("@", "165.232.180.97"),
     CNAME("if3", "if3.fly.dev."),
     CNAME("proofs", "adtya.xyz."),
     CNAME("wiki", "adtya.xyz."),
     CNAME("www", "adtya.xyz."),
-    CNAME("mesmtp._domainkey", "mesmtp.adtya.xyz.dkim.fmhosted.com."),
-    CNAME("fm1._domainkey", "fm1.adtya.xyz.dkim.fmhosted.com."),
-    CNAME("fm2._domainkey", "fm2.adtya.xyz.dkim.fmhosted.com."),
-    CNAME("fm3._domainkey", "fm3.adtya.xyz.dkim.fmhosted.com."),
-    MX("@", 10, "in2-smtp.messagingengine.com."),
-    MX("@", 10, "in1-smtp.messagingengine.com."),
-    SRV("_autodiscover._tcp", 0, 1, 443, "autodiscover.fastmail.com."),
-    SRV("_caldav._tcp", 0, 0, 0, "."),
-    SRV("_caldavs._tcp", 0, 1, 443, "caldav.fastmail.com."),
-    SRV("_carddav._tcp", 0, 0, 0, "."),
-    SRV("_imap._tcp", 0, 0, 0, "."),
-    SRV("_imaps._tcp", 0, 1, 993, "imap.fastmail.com."),
-    SRV("_jmap._tcp", 0, 1, 443, "jmap.fastmail.com."),
-    SRV("_pop3._tcp", 0, 0, 0, "."),
-    SRV("_pop3s._tcp", 10, 1, 995, "pop.fastmail.com."),
-    SRV("_submission._tcp", 0, 1, 587, "smtp.fastmail.com."),
-    TXT("@", "v=spf1 include:spf.messagingengine.com ?all"),
-    TXT("_dmarc", "v=DMARC1; p=none;"),
     TXT("_github-pages-challenge-adtya", "c83b7cfc33c02c0499d401da51b801"),
     END);
 
 D("acomputer.lol", REG_DYNADOT, DnsProvider(DNSP_HETZNER),
+    DefaultTTL("900s"),
     A("@", "165.232.180.97"),
     CNAME("forge", "acomputer.lol."),
     CNAME("matrix", "acomputer.lol."),
     CNAME("ntfy", "acomputer.lol."),
     CNAME("proxy", "acomputer.lol."),
     CNAME("www", "acomputer.lol."),
-    CNAME("mesmtp._domainkey", "mesmtp.acomputer.lol.dkim.fmhosted.com."),
-    CNAME("fm1._domainkey", "fm1.acomputer.lol.dkim.fmhosted.com."),
-    CNAME("fm2._domainkey", "fm2.acomputer.lol.dkim.fmhosted.com."),
-    CNAME("fm3._domainkey", "fm3.acomputer.lol.dkim.fmhosted.com."),
-    MX("@", 10, "in2-smtp.messagingengine.com."),
+    END);
+
+D("ironyofprivacy.org", REG_DYNADOT, DnsProvider(DNSP_HETZNER),
+    DefaultTTL("900s"),
+    END);
+
+function SETUP_FASTMAIL(domain) {
+  D_EXTEND(domain,
+    DefaultTTL("1d"),
     MX("@", 10, "in1-smtp.messagingengine.com."),
+    MX("@", 20, "in2-smtp.messagingengine.com."),
+    CNAME("mesmtp._domainkey", "mesmtp." + domain + ".dkim.fmhosted.com."),
+    CNAME("fm1._domainkey", "fm1." + domain + ".dkim.fmhosted.com."),
+    CNAME("fm2._domainkey", "fm2." + domain + ".dkim.fmhosted.com."),
+    CNAME("fm3._domainkey", "fm3." + domain + ".dkim.fmhosted.com."),
+    SRV("_submission._tcp", 0, 0, 0, "."),
+    SRV("_imap._tcp", 0, 0, 0, "."),
+    SRV("_pop3._tcp", 0, 0, 0, "."),
+    SRV("_submissions._tcp", 0, 1, 465, "smtp.fastmail.com."),
+    SRV("_imaps._tcp", 0, 1, 993, "imap.fastmail.com."),
+    SRV("_pop3s._tcp", 10, 1, 995, "pop.fastmail.com."),
+    SRV("_jmap._tcp", 0, 1, 443, "api.fastmail.com."),
     SRV("_autodiscover._tcp", 0, 1, 443, "autodiscover.fastmail.com."),
+    SRV("_carddav._tcp", 0, 0, 0, "."),
+    SRV("_carddavs._tcp", 0, 1, 443, "carddav.fastmail.com."),
     SRV("_caldav._tcp", 0, 0, 0, "."),
     SRV("_caldavs._tcp", 0, 1, 443, "caldav.fastmail.com."),
-    SRV("_carddav._tcp", 0, 0, 0, "."),
-    SRV("_imap._tcp", 0, 0, 0, "."),
-    SRV("_imaps._tcp", 0, 1, 993, "imap.fastmail.com."),
-    SRV("_pop3._tcp", 0, 0, 0, "."),
-    SRV("_pop3s._tcp", 10, 1, 995, "pop.fastmail.com."),
-    SRV("_submission._tcp", 0, 0, 587, "smtp.fastmail.com."),
     TXT("@", "v=spf1 include:spf.messagingengine.com ?all"),
     TXT("_dmarc", "v=DMARC1; p=none;"),
-    END);
+  END);
+}
+
+SETUP_FASTMAIL("adtya.xyz")
+SETUP_FASTMAIL("acomputer.lol")
+SETUP_FASTMAIL("ironyofprivacy.org")
+