Kochi-U-NET
AS58652 (Kochi-U-NET) announces at least five prefixes:
133.97.0.0/16
Japan Network Information Center
1970-01-01
JPNIC-NET-JP-ERX
133.0.0.0-133.255.255.255
133.97.0.0/18
133.97.64.0/18
133.97.128.0/18
133.97.192.0/18
0