diff --git a/domains/service/dkim.is-not-a.dev.json b/domains/service/dkim.is-not-a.dev.json
index a22a78d6..16cfe8df 100644
--- a/domains/service/dkim.is-not-a.dev.json
+++ b/domains/service/dkim.is-not-a.dev.json
@@ -1,7 +1,7 @@
 {
   "$schema": "../../schemas/domain.schema.json",
   "description": "DKIM record",
-  "domain": "is-an.app",
+  "domain": "is-not-a.dev",
   "subdomain": "*._domainkey",
   "owner": {
     "repo": "https://github.com/open-domains/Register"
diff --git a/domains/service/dkim.localplayer.dev.json b/domains/service/dkim.localplayer.dev.json
index 88ccbbec..2ae1e061 100644
--- a/domains/service/dkim.localplayer.dev.json
+++ b/domains/service/dkim.localplayer.dev.json
@@ -1,7 +1,7 @@
 {
   "$schema": "../../schemas/domain.schema.json",
   "description": "DKIM record",
-  "domain": "1bt.uk",
+  "domain": "localplayer.dev",
   "subdomain": "*._domainkey",
   "owner": {
     "repo": "https://github.com/open-domains/Register"
diff --git a/domains/service/dmarc.is-not-a.dev.json b/domains/service/dmarc.is-not-a.dev.json
index d035d67c..5d43fd22 100644
--- a/domains/service/dmarc.is-not-a.dev.json
+++ b/domains/service/dmarc.is-not-a.dev.json
@@ -1,7 +1,7 @@
 {
   "$schema": "../../schemas/domain.schema.json",
   "description": "DMARC record",
-  "domain": "is-an.app",
+  "domain": "is-not-a.dev",
   "subdomain": "_dmarc",
   "owner": {
     "repo": "https://github.com/open-domains/Register"
diff --git a/domains/service/dmarc.localplayer.dev.json b/domains/service/dmarc.localplayer.dev.json
index df369715..e72a33a0 100644
--- a/domains/service/dmarc.localplayer.dev.json
+++ b/domains/service/dmarc.localplayer.dev.json
@@ -1,7 +1,7 @@
 {
   "$schema": "../../schemas/domain.schema.json",
   "description": "DMARC record",
-  "domain": "1bt.uk",
+  "domain": "localplayer.dev",
   "subdomain": "_dmarc",
   "owner": {
     "repo": "https://github.com/open-domains/Register"