diff --git a/octodns/cmds/dump.py b/octodns/cmds/dump.py
index 38eaeb9..1c788fd 100755
--- a/octodns/cmds/dump.py
+++ b/octodns/cmds/dump.py
@@ -39,7 +39,10 @@ def main():
         default=False,
         help='Split the dumped zone into a YAML file per record',
     )
-    parser.add_argument('zone', help='Zone to dump')
+    parser.add_argument(
+        'zone',
+        help="Zone to dump, '*' (single quoted to avoid expansion) for all configured zones",
+    )
     parser.add_argument('source', nargs='+', help='Source(s) to pull data from')
 
     args = parser.parse_args()
diff --git a/octodns/manager.py b/octodns/manager.py
index 37530de..d3c22df 100644
--- a/octodns/manager.py
+++ b/octodns/manager.py
@@ -851,14 +851,25 @@ class Manager(object):
                 clz = SplitYamlProvider
             target = clz('dump', output_dir)
 
-        zone = self.get_zone(zone)
-        for source in sources:
-            source.populate(zone, lenient=lenient)
-
-        plan = target.plan(zone)
-        if plan is None:
-            plan = Plan(zone, zone, [], False)
-        target.apply(plan)
+        zones = self.config['zones']
+        zones = self._preprocess_zones(zones, [s.id for s in sources])
+
+        if '*' in zone:
+            # we want to do everything, just need the names though
+            zones = zones.keys()
+        else:
+            # we want to do a specific zone
+            zones = [zone]
+
+        for zone in zones:
+            zone = self.get_zone(zone)
+            for source in sources:
+                source.populate(zone, lenient=lenient)
+
+            plan = target.plan(zone)
+            if plan is None:
+                plan = Plan(zone, zone, [], False)
+            target.apply(plan)
 
     def validate_configs(self):
         # TODO: this code can probably be shared with stuff in sync
diff --git a/tests/test_octodns_manager.py b/tests/test_octodns_manager.py
index e597f49..464472f 100644
--- a/tests/test_octodns_manager.py
+++ b/tests/test_octodns_manager.py
@@ -2,7 +2,7 @@
 #
 #
 
-from os import environ
+from os import environ, listdir
 from os.path import dirname, isfile, join
 from unittest import TestCase
 from unittest.mock import MagicMock, patch
@@ -371,12 +371,28 @@ class TestManager(TestCase):
                 )
             self.assertEqual('Unknown source: nope', str(ctx.exception))
 
+            # specific zone
             manager.dump(
                 zone='unit.tests.',
                 output_dir=tmpdir.dirname,
                 split=True,
                 sources=['in'],
             )
+            self.assertEqual(['unit.tests.'], listdir(tmpdir.dirname))
+
+            # all configured zones
+            manager.dump(
+                zone='*', output_dir=tmpdir.dirname, split=True, sources=['in']
+            )
+            self.assertEqual(
+                [
+                    'empty.',
+                    'sub.txt.unit.tests.',
+                    'subzone.unit.tests.',
+                    'unit.tests.',
+                ],
+                sorted(listdir(tmpdir.dirname)),
+            )
 
             # make sure this fails with an ManagerException and not a KeyError
             # when trying to find sub zones