HomePrefix Lookup153.120.208.0/21

153.120.208.0/21

🇯🇵
IPv4APNICallocated RPKI Valid
CIDR
153.120.208.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇯🇵 Japan
City
Shibuya City
RIR
APNIC
Status
allocated
Allocated
3/2/2011

Announced BGP Routes

0 of 0 routes
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
This prefix is not currently announced in BGP. See covering prefix below.

Covering Prefix

3 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
153.120.212.0/22AS10013FBDC - FreeBit Co.,Ltd. Valid—6/13/2026
153.120.208.0/23AS10013FBDC - FreeBit Co.,Ltd. Valid—6/13/2026
153.120.210.0/23AS10013FBDC - FreeBit Co.,Ltd. Valid—6/13/2026
Geolocation
Country🇯🇵JapanJP
RegionTokyo
CityShibuya City
GEThttps://api.ipctl.io/v1/prefix/153.120.208.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/153.120.208.0/21" | jq