diff --git a/data/defaults.yaml b/data/defaults.yaml
--- a/data/defaults.yaml
+++ b/data/defaults.yaml
@@ -840,6 +840,12 @@
     domain: 100.168.192.in-addr.arpa
   101.168.192.in-addr.arpa:
     domain: 101.168.192.in-addr.arpa
+  staging.softwareheritage.org:
+    domain: staging.softwareheritage.org
+  internal-staging.softwareheritage.org:
+    domain: internal-staging.softwareheritage.org
+  102.168.192.in-addr.arpa:
+    domain: 102.168.192.in-addr.arpa
   200.168.192.in-addr.arpa:
     domain: 200.168.192.in-addr.arpa
   201.168.192.in-addr.arpa:
@@ -864,6 +870,7 @@
 bind::zones::allow_transfers:
   - 192.168.100.0/24
   - 192.168.101.0/24
+  - 192.168.102.0/24  # use those for internal-staging.s.o zone for now
   - 192.168.200.22
 
 bind::zones::default_data: