diff --git a/data/aut-num/AS4242421999 b/data/aut-num/AS4242421999
index a1ca6fdb9..761024d9f 100644
--- a/data/aut-num/AS4242421999
+++ b/data/aut-num/AS4242421999
@@ -1,7 +1,9 @@
 aut-num:            AS4242421999
 as-name:            LUOYU-AS
+remarks:            open to peering,see https://luotianyi.eu/dn42/
+remarks:            contact me at i@luotianyi.eu
 descr:              Luoyu's DN42 Network
 admin-c:            LUOYU-DN42
 tech-c:             LUOYU-DN42
 mnt-by:             LUOYU-MNT
-source:             DN42
+source:             DN42
\ No newline at end of file