inetnum:            172.20.45.64 - 172.20.45.95
netname:            CANCEL-IPV4
country:            CN
admin-c:            CANCEL-DN42
tech-c:             CANCEL-DN42
mnt-by:             CANCEL-MNT
status:             ASSIGNED
cidr:               172.20.45.64/27
source:             DN42