HomePrefix Lookup133.9.0.0/16

133.9.0.0/16

🇯🇵
IPv4APNICannouncedAS17956WASEDA - WASEDA UniversityNo ROA
CIDR
133.9.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇯🇵 Japan
City
Chiyoda City
RIR
APNIC
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
133.9.0.0/16AS17956WASEDA - WASEDA UniversityNo ROA
RADB
5/30/2026

IRR Route Objects

1
OriginRegistryMaintainerModified
AS17956RADBMAINT-AS1795611/13/2023
Origin ASN
AS17956
WASEDA - WASEDA University
Geolocation
Country🇯🇵JapanJP
RegionTokyo
CityChiyoda City
Coordinates35.6916, 139.7680 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/133.9.0.0/16

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/133.9.0.0/16" | jq
External Links
RIPEstat Hurricane Electric BGP