diff --git a/tests/domains.test.js b/tests/domains.test.js
index f1e4954a3d..cecb2159fe 100644
--- a/tests/domains.test.js
+++ b/tests/domains.test.js
@@ -81,25 +81,3 @@ t("Nested subdomains should be owned by the parent subdomain's owner", (t) => {
         }
     });
 });
-
-t("Subdomains containing an underscore can only have specific records", (t) => {
-    files.forEach((file) => {
-        const subdomain = file.replace(/\.json$/, "");
-
-        if (subdomain.includes("_")) {
-            const data = getDomainData(subdomain);
-            const recordKeys = Object.keys(data.record);
-
-            if (subdomain.startsWith("_acme-challenge.") || subdomain.includes("._domainkey.")) {
-                t.true(
-                    recordKeys.every((key) => new Set(["TXT", "CNAME"]).has(key)),
-                    `${file}: This type of subdomain can only have TXT or CNAME records`
-                );
-            } else if (subdomain.includes("._tcp.") || subdomain.includes("._udp.")) {
-                t.deepEqual(recordKeys, ["SRV"], `${file}: This type of subdomain can only have SRV records`);
-            } else {
-                t.deepEqual(recordKeys, ["TXT"], `${file}: Subdomains with underscores can only have TXT records`);
-            }
-        }
-    });
-});
diff --git a/tests/pr.test.js b/tests/pr.test.js
index f2cf47c2d8..8456e1576e 100644
--- a/tests/pr.test.js
+++ b/tests/pr.test.js
@@ -2,17 +2,11 @@ const t = require("ava");
 const fs = require("fs-extra");
 const path = require("path");
 
-const domainsPath = path.resolve("domains");
-const files = fs.readdirSync(domainsPath).filter((file) => file.endsWith(".json"));
-
-const changedFiles = JSON.parse(process.env.CHANGED_FILES);
-const prAuthor = process.env.PR_AUTHOR.toLowerCase();
-const prLabels = JSON.parse(process.env.PR_LABELS);
 const trustedUsers = require("../util/trusted.json").map((u) => u.toLowerCase());
 
 function getDomainData(subdomain) {
     try {
-        const data = fs.readJsonSync(path.join(domainsPath, `${subdomain}.json`));
+        const data = fs.readJsonSync(path.join(path.resolve("domains"), `${subdomain}.json`));
         return data;
     } catch (error) {
         throw new Error(`Failed to read JSON for ${subdomain}: ${error.message}`);
@@ -21,26 +15,24 @@ function getDomainData(subdomain) {
 
 t("Users can only update their own subdomains", (t) => {
     if (process.env.PR_AUTHOR && process.env.CHANGED_FILES) {
+        const changedFiles = JSON.parse(process.env.CHANGED_FILES);
+        const prAuthor = process.env.PR_AUTHOR.toLowerCase();
         const changedJSONFiles = changedFiles
             .filter((file) => file.startsWith("domains/"))
-            .map((file) => path.basename(file))
-            .forEach((file) => file.replace(/\.json$/, ""));
+            .map((file) => path.basename(file));
 
-        if (trustedUsers.includes(prAuthor) || prLabels.includes("bypass-owner-check")) {
-            t.pass();
-        } else {
-            files
-                .filter((file) => changedJSONFiles.includes(file))
-                .forEach((file) => {
-                    const subdomain = file.replace(/\.json$/, "");
-                    const data = getDomainData(subdomain);
+        if (!changedJSONFiles || trustedUsers.includes(prAuthor)) return t.pass();
+        if (process.env.PR_LABELS && process.env.PR_LABELS.includes("bypass-owner-check")) return t.pass();
 
-                    t.true(
-                        data.owner.username.toLowerCase() === prAuthor,
-                        `${subdomain}: ${prAuthor} does not own ${subdomain}.is-a.dev`
-                    );
-                });
-        }
+        changedJSONFiles.forEach((file) => {
+            const subdomain = file.replace(/\.json$/, "");
+            const data = getDomainData(subdomain);
+
+            t.true(
+                data.owner.username.toLowerCase() === prAuthor,
+                `${subdomain}: ${prAuthor} does not own ${subdomain}.is-a.dev`
+            );
+        });
     }
 
     t.pass();
diff --git a/util/reserved.json b/util/reserved.json
index 42ebff9936..d10f6cc31e 100644
--- a/util/reserved.json
+++ b/util/reserved.json
@@ -7,7 +7,6 @@
     "account",
     "accounts",
     "admin",
-    "admin[1-99]",
     "admins",
     "administrator",
     "administrator[1-99]",
@@ -32,12 +31,10 @@
     "chat",
     "checkout",
     "cname",
-    "cname[1-99]",
     "co",
     "codeofconduct",
     "code-of-conduct",
     "com",
-    "com[1-9]",
     "con",
     "confirm",
     "confirm[1-99]",
@@ -62,7 +59,6 @@
     "example",
     "feedback",
     "file",
-    "file[1-9999]",
     "files",
     "finance",
     "forgot",
@@ -72,7 +68,6 @@
     "help",
     "helpdesk",
     "helper",
-    "helper[1-99]",
     "helpers",
     "hostmaster",
     "http",
@@ -87,7 +82,6 @@
     "license",
     "login",
     "logout",
-    "lpt[1-9]",
     "m",
     "mail",
     "maintainer",
@@ -96,7 +90,6 @@
     "media",
     "mobile",
     "mod",
-    "mod[1-99]",
     "mods",
     "moderator",
     "moderators",
@@ -108,10 +101,9 @@
     "notifications",
     "notify",
     "ns",
-    "ns[1-99]",
+    "ns[1-9]",
     "nul",
     "oauth",
-    "oauth[1-99]",
     "official",
     "operations",
     "ops",
@@ -146,7 +138,6 @@
     "signout",
     "signup",
     "srv",
-    "srv[1-99]",
     "staff",
     "staging",
     "statistics",
@@ -159,9 +150,6 @@
     "system",
     "teams",
     "test",
-    "test[1-9999]",
-    "terms",
-    "terms[1-99]",
     "termsofservice",
     "terms-of-service",
     "tld",
@@ -171,16 +159,14 @@
     "tos",
     "tos[1-99]",
     "txt",
-    "txt[1-9999]",
     "url",
-    "url[1-9999]",
     "user",
     "user[1-9999]",
     "users",
     "webmail",
     "webmaster",
     "whois",
-    "www[1-99]",
+    "www[1-9]",
     "wwww",
     "your-domain-name"
 ]