diff --git a/config.example.toml b/config.example.toml
index e7712c5..7d27021 100644
--- a/config.example.toml
+++ b/config.example.toml
@@ -56,12 +56,14 @@ protocol = 1206            # InspIRCd link protocol version (1206 = insp4, 1205
 # surfaced. Omit the section to disable the feed.
 # [log]
 # channel = "#services"
-# Masks OperServ NOTIFY never announces, so they can't flood the feed. A `#channel`
-# mask mutes that channel (e.g. keep a broad `#*` watch out of "#staff"); any other
-# mask mutes a user — nick globs, user@host, or extbans, same syntax as a NOTIFY
-# mask. "*/*" silences PyLink relay clients (their nicks carry a `/network` suffix).
+# Masks OperServ NOTIFY never announces, so they can't flood the feed. Three kinds:
+#   "#channel"        mute a channel (keep a broad `#*` watch out of "#staff")
+#   "server:<glob>"   mute everyone on a server (a relay whose users have clean
+#                     nicks; alias "via:", matching the "via <server>" in the feed)
+#   anything else     mute a user — nick glob, user@host, or extban ("*/*" catches
+#                     PyLink relays that suffix nicks with /network)
 # Reloadable with OperServ REHASH.
-# notify_exclude = ["*/*", "#staff"]
+# notify_exclude = ["*/*", "server:chatnova.relay", "#staff"]
 
 # Inactivity-expiry: accounts not identified to, and channels not joined, for
 # longer than the threshold are dropped on a periodic pass (opers, live
diff --git a/src/config.rs b/src/config.rs
index f696998..ba52415 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -123,11 +123,12 @@ impl Expire {
 #[derive(Debug, Deserialize, Clone)]
 pub struct Log {
     pub channel: String,
-    // Masks NOTIFY never announces: a `#channel` mask mutes that channel, any other
-    // mask (nick glob / user@host / extban) mutes a user. Set "*/*" to silence
-    // PyLink relay clients — their nicks carry a `/network` suffix — and add a
-    // channel like "#staff" to keep a broad `#*` watch out of it. Reloadable with
-    // REHASH.
+    // Masks NOTIFY never announces, three kinds: `#channel` mutes that channel,
+    // `server:<glob>` (or `via:`) mutes everyone on a matching server — the handle
+    // on a relay whose users have clean nicks — and any other mask (nick glob /
+    // user@host / extban) mutes a user. E.g. "*/*" silences PyLink relays that
+    // suffix nicks, "server:chatnova.relay" a relay that doesn't, "#staff" keeps a
+    // broad `#*` watch out of a channel. Reloadable with REHASH.
     #[serde(default)]
     pub notify_exclude: Vec<String>,
 }
diff --git a/src/engine/db/network.rs b/src/engine/db/network.rs
index 354b9bc..b24ba3f 100644
--- a/src/engine/db/network.rs
+++ b/src/engine/db/network.rs
@@ -191,7 +191,11 @@ impl Db {
         // mutes events in that channel, any other mask mutes a user (e.g. `*/*` for
         // PyLink relay clients). A match means the event never reaches the feed.
         let excluded = self.notify_exclude.iter().any(|m| {
-            if m.starts_with('#') || m.starts_with('&') {
+            if let Some(srv) = m.strip_prefix("server:").or_else(|| m.strip_prefix("via:")) {
+                // `server:<glob>` mutes everyone on a matching server — the only handle
+                // on a relay whose users carry clean nicks (no /network suffix).
+                target.is_some_and(|t| glob_match(&srv.to_ascii_lowercase(), &t.server.to_ascii_lowercase()))
+            } else if m.starts_with('#') || m.starts_with('&') {
                 chan.is_some_and(|c| glob_match(m, c))
             } else {
                 target.is_some_and(|t| echo_api::akick_matches(m, t) || (!m.contains(['@', '!']) && glob_match(m, t.nick)))
diff --git a/src/engine/tests.rs b/src/engine/tests.rs
index 4089d8c..b10a37b 100644
--- a/src/engine/tests.rs
+++ b/src/engine/tests.rs
@@ -5389,6 +5389,12 @@ fn notify_flags_match_user_nick_channel_and_expiry() {
     db.set_notify_exclude(vec!["#staff".to_string()]);
     assert!(db.notify_flags(Some(&bt("nice", "h.example")), Some("#staff")).is_empty(), "excluded channel is muted");
     assert!(db.notify_flags(Some(&bt("nice", "h.example")), Some("#warez7")).contains('j'), "other channels still watched");
+    // `server:<glob>` mutes everyone on a matching server — a relay whose users have
+    // clean nicks. bt() puts users on server "s.net".
+    db.set_notify_exclude(vec!["server:s.net".to_string()]);
+    assert!(db.notify_flags(Some(&bt("relayed", "h.example")), Some("#warez7")).is_empty(), "user on the excluded server is muted");
+    db.set_notify_exclude(vec!["via:other.net".to_string()]);
+    assert!(db.notify_flags(Some(&bt("relayed", "h.example")), Some("#warez7")).contains('j'), "user on a different server still watched");
     db.set_notify_exclude(vec![]);
     // DEL by mask removes just that one.
     assert!(db.notify_del("baddie*!*@*").unwrap());