diff --git a/README.md b/README.md
index 8b13789..72e2f24 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,12 @@
+## Port mappings
 
+| Range | Function         |
+| ----- | ---------------- |
+| 8000  | Web applications |
+
+## Services
+
+| Port | Subdomain                   | Service | Description                |
+| ---- | --------------------------- | ------- | -------------------------- |
+| 8000 | grafana.systemsobscure.net  | Grafana | Server logs and monitoring |
+| 8001 | wallabag.systemsobscure.net | Grafana | Article bookmarking tool   |