diff --git a/plume-models/src/blogs.rs b/plume-models/src/blogs.rs
index 6c5a449d..2a64d886 100644
--- a/plume-models/src/blogs.rs
+++ b/plume-models/src/blogs.rs
@@ -81,7 +81,7 @@ pub struct NewBlog {
     pub summary_html: SafeString,
     pub icon_id: Option<i32>,
     pub banner_id: Option<i32>,
-    pub custom_domain: Option<String>,
+    pub custom_domain: Option<Host>,
 }
 
 const BLOG_PREFIX: &str = "~";
@@ -311,6 +311,15 @@ impl Blog {
             .map(|_| ())
             .map_err(Error::from)
     }
+
+    pub fn list_custom_domains(conn: &Connection) -> Result<Vec<String>> {
+        blogs::table
+            .filter(blogs::custom_domain.is_not_null())
+            .select(blogs::custom_domain)
+            .load::<Option<String>>(conn)
+            .map_err(Error::from)
+            .map(|res| res.into_iter().map(|s| s.unwrap()).collect::<Vec<_>>())
+    }
 }
 
 impl<'a, 'r> FromRequest<'a, 'r> for Host {
diff --git a/src/main.rs b/src/main.rs
index 0bdfaddc..6c466777 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -175,6 +175,9 @@ Then try to restart Plume
         println!("Please refer to the documentation to see how to configure it.");
     }
 
+    let custom_domains = plume_models::blogs::Blog::list_custom_domains(&dbpool.get().unwrap()).unwrap();
+    dbg!(custom_domains);
+
     let rocket = rocket::custom(CONFIG.rocket.clone().unwrap())
         .mount(
             "/",