diff --git a/data/aut-num/AS76171 b/data/aut-num/AS4242420135
similarity index 81%
rename from data/aut-num/AS76171
rename to data/aut-num/AS4242420135
index 334ad5cee..0b4811f3d 100644
--- a/data/aut-num/AS76171
+++ b/data/aut-num/AS4242420135
@@ -1,4 +1,4 @@
-aut-num:           AS76171
+aut-num:           AS4242420135
 as-name:           MB-AS
 descr:             private Network
 admin-c:           MB-DN42