HomePrefix Lookup203.99.240.0/21

203.99.240.0/21

🇯🇵
IPv4APNICallocatedAS24270CRC-KCC - CRC Solutions Corp.,No ROA
CIDR
203.99.240.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇯🇵 Japan
City
Minato
RIR
APNIC
Status
allocated
Allocated
6/17/2005

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
203.99.240.0/21AS24270CRC-KCC - CRC Solutions Corp.,No ROA
RADB
5/31/2026

IRR Route Objects

1
OriginRegistryMaintainerModified
AS24270RADBMAINT-AS2427011/13/2023
Origin ASN
AS24270
CRC-KCC - CRC Solutions Corp.,
Geolocation
Country🇯🇵JapanJP
RegionTokyo
CityMinato
Coordinates35.6650, 139.7450 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/203.99.240.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/203.99.240.0/21" | jq
External Links
RIPEstat Hurricane Electric BGP