inetnum:            172.20.15.224 - 172.20.15.239
netname:            CHANG-IPV4
remarks:            Peer with me at 1522268169@qq.com
descr:              for AS relationship research
country:            CN
admin-c:            CHANG-DN42
tech-c:             CHANG-DN42
mnt-by:             CHANG-MNT
status:             ASSIGNED
cidr:               172.20.15.224/28
source:             DN42