inetnum:            172.22.108.128 - 172.22.108.159
netname:            MCLAB-IPV4
country:            CN
admin-c:            MCLAB-DN42
tech-c:             MCLAB-DN42
mnt-by:             MCLAB-MNT
status:             ASSIGNED
cidr:               172.22.108.128/27
source:             DN42