diff --git a/src/httpserver.cpp b/src/httpserver.cpp
index 069511563cc82..eb3f4a1c2b57f 100644
--- a/src/httpserver.cpp
+++ b/src/httpserver.cpp
@@ -682,7 +682,7 @@ CService HTTPRequest::GetPeer() const
         evhttp_connection_get_peer(con, (char**)&address, &port);
 #endif // HAVE_EVHTTP_CONNECTION_GET_PEER_CONST_CHAR
 
-        peer = LookupNumeric(address, port);
+        peer = MaybeFlipIPv6toCJDNS(LookupNumeric(address, port));
     }
     return peer;
 }
diff --git a/src/netbase.cpp b/src/netbase.cpp
index 09b8a606b65c0..5e1e121bfe4c9 100644
--- a/src/netbase.cpp
+++ b/src/netbase.cpp
@@ -653,9 +653,10 @@ bool LookupSubNet(const std::string& subnet_str, CSubNet& subnet_out)
 
     const size_t slash_pos{subnet_str.find_last_of('/')};
     const std::string str_addr{subnet_str.substr(0, slash_pos)};
-    const std::optional<CNetAddr> addr{LookupHost(str_addr, /*fAllowLookup=*/false)};
+    std::optional<CNetAddr> addr{LookupHost(str_addr, /*fAllowLookup=*/false)};
 
     if (addr.has_value()) {
+        addr = static_cast<CNetAddr>(MaybeFlipIPv6toCJDNS(CService{addr.value(), /*port=*/0}));
         if (slash_pos != subnet_str.npos) {
             const std::string netmask_str{subnet_str.substr(slash_pos + 1)};
             uint8_t netmask;
diff --git a/src/rpc/net.cpp b/src/rpc/net.cpp
index 07f61a084da14..ec0eab52d15df 100644
--- a/src/rpc/net.cpp
+++ b/src/rpc/net.cpp
@@ -730,7 +730,7 @@ static RPCHelpMan setban()
     if (!isSubnet) {
         const std::optional<CNetAddr> addr{LookupHost(request.params[0].get_str(), false)};
         if (addr.has_value()) {
-            netAddr = addr.value();
+            netAddr = static_cast<CNetAddr>(MaybeFlipIPv6toCJDNS(CService{addr.value(), /*port=*/0}));
         }
     }
     else