diff --git a/data/inetnum/172.21.75.64_26 b/data/inetnum/172.21.75.64_26
index fe1e1c551..702817d6f 100644
--- a/data/inetnum/172.21.75.64_26
+++ b/data/inetnum/172.21.75.64_26
@@ -1,12 +1,11 @@
-inetnum:   172.21.64.0 - 172.21.127.255
-cidr:      172.21.64.0/18
-netname:   ZHYZ-IPV4
-descr:     ZHYZ native address space
-remarks:   Peer with me at zhihuiyuze@qq.com.com
-mnt-by:    ZHYZ-MNT
-status:    ALLOCATED
-source:    DN42
-country:   CN
-admin-c:   ZHYA-DN42
-tech-c:    ZHYZ-DN42
-
+inetnum:            172.21.75.64 - 172.21.75.127
+cidr:               172.21.75.64/26
+netname:            ZHYZ-IPV4
+descr:              ZHYZ native address space
+remarks:            Peer with me at zhihuiyuze@qq.com.com
+mnt-by:             ZHYZ-MNT
+status:             ALLOCATED
+country:            CN
+admin-c:            ZHYA-DN42
+tech-c:             ZHYZ-DN42
+source:             DN42