Ignore FQDN when looking up address in hosts file

crates/resolver/src/hosts.rs

@@ -47,7 +47,11 @@ impl Hosts {
     /// Look up the addresses for the given host from the system hosts file.
     pub fn lookup_static_host(&self, query: &Query) -> Option<Lookup> {
         if !self.by_name.is_empty() {
-            if let Some(val) = self.by_name.get(query.name()) {
+            // Ignore FQDN when looking up an address from the system hosts file.
+            let mut name = query.name().clone();
+            name.set_fqdn(false);
+
+            if let Some(val) = self.by_name.get(&name) {
                 let result = match query.query_type() {
                     RecordType::A => val.a.clone(),
                     RecordType::AAAA => val.aaaa.clone(),