diff --git a/domains/1-train-ride-in-germany-is-300-euros.json b/domains/1-train-ride-in-germany-is-300-euros.json
deleted file mode 100644
index e809964fb..000000000
--- a/domains/1-train-ride-in-germany-is-300-euros.json
+++ /dev/null
@@ -1,14 +0,0 @@
-{
-  "owner": {
-    "username": "Yunexiz",
-    "discord": "1040303561847881729"
-  },
-  "record": {
-    "A": [
-      "185.199.109.153",
-      "185.199.108.153",
-      "185.199.110.153",
-      "185.199.111.153"
-    ]
-  }
-}
diff --git a/domains/_github-pages-challenge-yunexiz.1-train-ride-in-germany-is-300-euros.json b/domains/_github-pages-challenge-yunexiz.1-train-ride-in-germany-is-300-euros.json
deleted file mode 100644
index 73f4376f4..000000000
--- a/domains/_github-pages-challenge-yunexiz.1-train-ride-in-germany-is-300-euros.json
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-  "owner": {
-    "username": "Yunexiz",
-    "discord": "1040303561847881729"
-  },
-  "record": {
-    "TXT": "a39a9e9549128753e8f6757a37d2c2"
-  }
-}
diff --git a/domains/_github-pages-challenge-yunexiz.ai-y.yunexiz.json b/domains/_github-pages-challenge-yunexiz.ai-y.yunexiz.json
deleted file mode 100644
index 5e584ec99..000000000
--- a/domains/_github-pages-challenge-yunexiz.ai-y.yunexiz.json
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-  "owner": {
-    "username": "yunexiz",
-    "discord": "1040303561847881729"
-  },
-  "record": {
-    "TXT": "44acf50d05a09c5bdcb82f64551e6c"
-  }
-}
diff --git a/domains/ai-y.json b/domains/ai-y.json
deleted file mode 100644
index 1ba829032..000000000
--- a/domains/ai-y.json
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-  "owner": {
-    "username": "yunexiz",
-    "discord": "1040303561847881729"
-  },
-  "record": {
-    "CNAME": "ai-y.onrender.com"
-  }
-}
diff --git a/domains/ai-y.yosuke.json b/domains/ai-y.yosuke.json
deleted file mode 100644
index 632f9c315..000000000
--- a/domains/ai-y.yosuke.json
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-  "owner": {
-    "username": "yunexiz",
-    "discord": "1040303561847881729"
-  },
-  "record": {
-    "CNAME": "ai-y-main.pages.dev"
-  }
-}
diff --git a/domains/ai-y.yunexiz.json b/domains/ai-y.yunexiz.json
deleted file mode 100644
index 0ab726729..000000000
--- a/domains/ai-y.yunexiz.json
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-  "owner": {
-    "username": "yunexiz",
-    "discord": "1040303561847881729"
-  },
-  "record": {
-    "CNAME": "yunexiz.github.io"
-  }
-}