inetnum:            172.22.157.128 - 172.22.157.159
netname:            SUYUN-IPV4
country:            CN
admin-c:            SUYUN-DN42
tech-c:             SUYUN-DN42
mnt-by:             SUYUN-MNT
status:             ASSIGNED
cidr:               172.22.157.128/27
source:             DN42