diff --git a/src/App/Page/Zone.purs b/src/App/Page/Zone.purs
index b2822fb..0cecf4d 100644
--- a/src/App/Page/Zone.purs
+++ b/src/App/Page/Zone.purs
@@ -712,6 +712,7 @@ handleAction = case _ of
     -- Since _currentRR.dkim isn't modified directly, it is copied from `State`.
     _ <- case t of
            DKIM -> H.modify_ \state -> state { _currentRR { dkim = Just state.dkim } }
+           DMARC -> H.modify_ \state -> state { _currentRR { dmarc = Just state.dmarc } }
            _ -> pure unit
 
     state <- H.get
@@ -721,7 +722,11 @@ handleAction = case _ of
         -- loopE (\v -> H.raise $ Log $ ErrorLog $ "==> " <> show_error v) actual_errors
         H.modify_ _ { _currentRR_errors = actual_errors }
       Right newrr -> do
-        H.modify_ _ { _currentRR_errors = [], _dmarc_mail_errors = [], dkim = DKIM.emptyDKIMRR }
+        H.modify_ _ { _currentRR_errors = []
+                    , _dmarc_mail_errors = []
+                    , dkim = DKIM.emptyDKIMRR
+                    , dmarc = DMARC.emptyDMARCRR
+                    }
         handleAction $ AddRR t newrr
         handleAction CancelModal
 
@@ -750,7 +755,8 @@ handleAction = case _ of
     -- Since _currentRR.dkim isn't modified directly, it is copied from `State`.
     state0 <- H.get
     _ <- case state0._currentRR.rrtype of
-           "DKIM" -> H.modify_ _ { _currentRR { dkim = Just state0.dkim } }
+           "DKIM"  -> H.modify_ _ { _currentRR { dkim  = Just state0.dkim } }
+           "DMARC" -> H.modify_ _ { _currentRR { dmarc = Just state0.dmarc } }
            _      -> pure unit
 
     state <- H.get
@@ -1006,6 +1012,7 @@ render_resources records
       <> (rr_box tag_srv       []          Bulma.srv_table_header       table_content        all_srv_rr)
       <> (rr_box tag_spf       []          Bulma.spf_table_header       table_content        all_spf_rr)
       <> (rr_box tag_dkim      []          Bulma.dkim_table_header      table_content        all_dkim_rr)
+      <> (rr_box tag_dmarc     []          Bulma.dmarc_table_header     table_content        all_dmarc_rr)
       <> (rr_box tag_basic_ro  bg_color_ro Bulma.simple_table_header_ro table_content_w_seps all_basic_ro_rr)
   where
   all_basic_rr    = A.filter (\rr -> A.elem rr.rrtype baseRecords && not rr.readonly) records
@@ -1016,6 +1023,7 @@ render_resources records
   all_srv_rr      = all_XX_rr "SRV"
   all_spf_rr      = all_XX_rr "SPF"
   all_dkim_rr     = all_XX_rr "DKIM"
+  all_dmarc_rr    = all_XX_rr "DMARC"
 
   tag_soa      = tags [tag_ro "SOA", tag_ro "read only"]
   tag_basic    = tags [tag "Basic Resource Records (A, AAAA, PTR, NS, TXT)"]
@@ -1023,6 +1031,7 @@ render_resources records
   tag_srv      = tags [tag "SRV"]
   tag_spf      = tags [tag "SPF"]
   tag_dkim     = tags [tag "DKIM"]
+  tag_dmarc    = tags [tag "DMARC"]
   tag_basic_ro = tags [tag_ro "Basic Resource Records", tag_ro "read only"]
 
   rr_box :: HH.HTML w Action                                          -- box title (type of data)
@@ -1106,6 +1115,27 @@ render_resources records
               else HH.td_ [ Bulma.btn_modify (CreateUpdateRRModal rr.rrid), Bulma.btn_delete (DeleteRRModal rr.rrid) ]
             ]
           Nothing -> [Bulma.p "Problem: there is no DKIM data." ]
+      "DMARC"  ->
+        [ HH.td_ [ Bulma.p rr.name ]
+        , HH.td_ [ Bulma.p $ show rr.ttl ]
+        ] <> case rr.dmarc of
+          Just dmarc ->
+            [
+            -- , HH.td_ [ Bulma.p $ maybe "(default)" id rr.v ] -- For now, version isn't displayed. Assume DMARC1.
+              HH.td_ [ Bulma.p $ show dmarc.p               ]
+            , HH.td_ [ Bulma.p $ maybe "" show dmarc.sp     ]
+            , HH.td_ [ Bulma.p $ maybe "" show dmarc.adkim  ]
+            , HH.td_ [ Bulma.p $ maybe "" show dmarc.aspf   ]
+            , HH.td_ [ Bulma.p $ maybe "" show dmarc.pct    ]
+            , HH.td_ [ Bulma.p $ maybe "" show dmarc.fo     ]
+            , HH.td_ [ Bulma.p $ maybe "" show dmarc.ri     ]
+            -- TODO? rua & ruf
+            -- , HH.td_ [ ] -- For now, assume AFRF.
+            , if rr.readonly
+              then HH.td_ [ Bulma.btn_readonly ]
+              else HH.td_ [ Bulma.btn_modify (CreateUpdateRRModal rr.rrid), Bulma.btn_delete (DeleteRRModal rr.rrid) ]
+            ]
+          Nothing -> [Bulma.p "Problem: there is no DMARC data." ]
       "MX"  ->
         [ HH.td_ [ Bulma.p rr.name ]
         , HH.td_ [ Bulma.p $ show rr.ttl ]
diff --git a/src/Bulma.purs b/src/Bulma.purs
index 39a7934..c74110e 100644
--- a/src/Bulma.purs
+++ b/src/Bulma.purs
@@ -155,6 +155,24 @@ dkim_table_header
                        ]
               ]
 
+dmarc_table_header :: forall w i. HH.HTML w i
+dmarc_table_header
+  = HH.thead_ [ HH.tr_ [ HH.th_ [ HH.text "Name"  ]
+                       , HH.th_ [ HH.text "TTL"   ]
+                       -- , HH.th_ [ HH.text "Version" ] -- For now, version isn't displayed. Assume DMARC1.
+                       , HH.th_ [ HH.text "Policy" ]           -- p
+                       , HH.th_ [ HH.text "Subdomain Policy" ] -- sp
+                       , HH.th_ [ HH.text "DKIM policy" ]      -- adkim
+                       , HH.th_ [ HH.text "SPF policy" ]       -- aspf
+                       , HH.th_ [ HH.text "Sample rate" ]      -- pct
+                       , HH.th_ [ HH.text "Report on" ]        -- fo
+                       , HH.th_ [ HH.text "Report interval" ]  -- ri
+                       -- TODO? rua & ruf
+                       -- , HH.th_ [ HH.text "Accepted report formats" ] -- For now, assume AFRF.
+                       , HH.th_ [ HH.text "" ]
+                       ]
+              ]
+
 soa_table_header :: forall w i. HH.HTML w i
 soa_table_header
   = HH.thead_ [ HH.tr [ HP.classes C.has_background_warning_light ]