diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3a39410e..9860d73f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 Following a domain move of the project, the names of the bootstrap nodes change:
 `{iris,rosa}.radicle.{xyz → network}`.
+Old names in the Radicle configuration will be detected and cause warnings to
+be printed.
 
 ## New Features
 
diff --git a/crates/radicle-cli/examples/rad-warn-old-nodes.md b/crates/radicle-cli/examples/rad-warn-old-nodes.md
index 21e82d23..a305f951 100644
--- a/crates/radicle-cli/examples/rad-warn-old-nodes.md
+++ b/crates/radicle-cli/examples/rad-warn-old-nodes.md
@@ -3,6 +3,12 @@ $ rad config push preferredSeeds z6MkrLMMsiPWUcNPHcRajuMi9mDfYckSoJyPwwnknocNYPm
 z6MkrLMMsiPWUcNPHcRajuMi9mDfYckSoJyPwwnknocNYPm7@seed.radicle.garden:8776
 $ rad config push node.connect z6Mkmqogy2qEM2ummccUthFEaaHvyYmYBYh3dbe9W4ebScxo@ash.radicle.garden:8776
 z6Mkmqogy2qEM2ummccUthFEaaHvyYmYBYh3dbe9W4ebScxo@ash.radicle.garden:8776
+$ rad config push node.connect z6MkrLMMsiPWUcNPHcRajuMi9mDfYckSoJyPwwnknocNYPm7@iris.radicle.xyz:8776
+z6Mkmqogy2qEM2ummccUthFEaaHvyYmYBYh3dbe9W4ebScxo@ash.radicle.garden:8776
+z6MkrLMMsiPWUcNPHcRajuMi9mDfYckSoJyPwwnknocNYPm7@iris.radicle.xyz:8776
+$ rad config push preferredSeeds z6Mkmqogy2qEM2ummccUthFEaaHvyYmYBYh3dbe9W4ebScxo@rosa.radicle.xyz:8776
+z6MkrLMMsiPWUcNPHcRajuMi9mDfYckSoJyPwwnknocNYPm7@seed.radicle.garden:8776
+z6Mkmqogy2qEM2ummccUthFEaaHvyYmYBYh3dbe9W4ebScxo@rosa.radicle.xyz:8776
 ```
 
 Note the warnings that the above configuration causes:
@@ -38,8 +44,10 @@ $ rad debug
     "RAD_RNG_SEED": "0"
   },
   "warnings": [
-    "Value of configuration option `node.connect` at index 0 mentions node with address 'ash.radicle.garden:8776', which has been renamed to 'rosa.radicle.xyz:8776'. Please edit your configuration file to use the new address.",
-    "Value of configuration option `preferredSeeds` at index 0 mentions node with address 'seed.radicle.garden:8776', which has been renamed to 'iris.radicle.xyz:8776'. Please edit your configuration file to use the new address."
+    "Value of configuration option `node.connect` at index 0 mentions node with hostname 'ash.radicle.garden', which has been renamed to 'rosa.radicle.network'. Please edit your configuration file to use the new address.",
+    "Value of configuration option `node.connect` at index 1 mentions node with hostname 'iris.radicle.xyz', which has been renamed to 'iris.radicle.network'. Please edit your configuration file to use the new address.",
+    "Value of configuration option `preferredSeeds` at index 0 mentions node with hostname 'seed.radicle.garden', which has been renamed to 'iris.radicle.network'. Please edit your configuration file to use the new address.",
+    "Value of configuration option `preferredSeeds` at index 1 mentions node with hostname 'rosa.radicle.xyz', which has been renamed to 'rosa.radicle.network'. Please edit your configuration file to use the new address."
   ]
 }
 ```
@@ -48,8 +56,10 @@ Also, `rad node status` will warn us:
 
 ```
 $ rad node status
-! Warning: Value of configuration option `node.connect` at index 0 mentions node with address 'ash.radicle.garden:8776', which has been renamed to 'rosa.radicle.xyz:8776'. Please edit your configuration file to use the new address.
-! Warning: Value of configuration option `preferredSeeds` at index 0 mentions node with address 'seed.radicle.garden:8776', which has been renamed to 'iris.radicle.xyz:8776'. Please edit your configuration file to use the new address.
+! Warning: Value of configuration option `node.connect` at index 0 mentions node with hostname 'ash.radicle.garden', which has been renamed to 'rosa.radicle.network'. Please edit your configuration file to use the new address.
+! Warning: Value of configuration option `node.connect` at index 1 mentions node with hostname 'iris.radicle.xyz', which has been renamed to 'iris.radicle.network'. Please edit your configuration file to use the new address.
+! Warning: Value of configuration option `preferredSeeds` at index 0 mentions node with hostname 'seed.radicle.garden', which has been renamed to 'iris.radicle.network'. Please edit your configuration file to use the new address.
+! Warning: Value of configuration option `preferredSeeds` at index 1 mentions node with hostname 'rosa.radicle.xyz', which has been renamed to 'rosa.radicle.network'. Please edit your configuration file to use the new address.
 Node is stopped.
 To start it, run `rad node start`.
 ```
diff --git a/crates/radicle-cli/src/warning.rs b/crates/radicle-cli/src/warning.rs
index e164ae0e..45f481cc 100644
--- a/crates/radicle-cli/src/warning.rs
+++ b/crates/radicle-cli/src/warning.rs
@@ -1,19 +1,30 @@
 use std::collections::HashMap;
 use std::sync::LazyLock;
 
-use radicle::node::Address;
 use radicle::node::config::ConnectAddress;
+use radicle::node::{Address, HostName};
 use radicle::profile::Config;
 
-static NODES_RENAMED: LazyLock<HashMap<Address, Address>> = LazyLock::new(|| {
+const IRIS: &str = "iris.radicle.network";
+const ROSA: &str = "rosa.radicle.network";
+
+static NODES_RENAMED: LazyLock<HashMap<HostName, HostName>> = LazyLock::new(|| {
     HashMap::from([
         (
-            "seed.radicle.garden:8776".parse().unwrap(),
-            "iris.radicle.xyz:8776".parse().unwrap(),
+            HostName::Dns("seed.radicle.garden".to_string()),
+            HostName::Dns(IRIS.to_string()),
         ),
         (
-            "ash.radicle.garden:8776".parse().unwrap(),
-            "rosa.radicle.xyz:8776".parse().unwrap(),
+            HostName::Dns("iris.radicle.xyz".to_string()),
+            HostName::Dns(IRIS.to_string()),
+        ),
+        (
+            HostName::Dns("ash.radicle.garden".to_string()),
+            HostName::Dns(ROSA.to_string()),
+        ),
+        (
+            HostName::Dns("rosa.radicle.xyz".to_string()),
+            HostName::Dns(ROSA.to_string()),
         ),
     ])
 });
@@ -24,9 +35,10 @@ fn nodes_renamed_for_option(
 ) -> Vec<String> {
     iter.into_iter().enumerate().fold(Vec::new(), |mut warnings, (i, value)| {
         let old: Address = value.into();
-        if let Some(new) = NODES_RENAMED.get(&old) {
+        let old = old.host();
+        if let Some(new) = NODES_RENAMED.get(old) {
             warnings.push(format!(
-                "Value of configuration option `{option}` at index {i} mentions node with address '{old}', which has been renamed to '{new}'. Please edit your configuration file to use the new address."
+                "Value of configuration option `{option}` at index {i} mentions node with hostname '{old}', which has been renamed to '{new}'. Please edit your configuration file to use the new address."
             ));
         }
         warnings