Unlink scripts submodule and commit contents as normal directory

scripts/isSpecialPurposeIP.js

@@ -0,0 +1,16 @@
+const ipaddr = require('ipaddr.js');
+
+const LOCAL_RANGES = new Set([
+	'unspecified', 'multicast', 'linkLocal', 'loopback', 'reserved', 'benchmarking', 'amt',
+	'broadcast', 'carrierGradeNat', 'private', 'as112',
+	'uniqueLocal', 'ipv4Mapped', 'rfc6145', '6to4', 'teredo', 'as112v6', 'orchid2', 'droneRemoteIdProtocolEntityTags',
+]);
+
+module.exports = ip => {
+	try {
+		const range = ipaddr.parse(ip).range();
+		return { is: LOCAL_RANGES.has(range), range };
+	} catch {
+		return { is: false, range: null };
+	}
+};