HomePrefix Lookup203.174.88.0/21

203.174.88.0/21

🇯🇵
IPv4APNICallocatedAS24290HEARTNET - Heart Network Co.,LTDNo ROA
CIDR
203.174.88.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇯🇵 Japan
City
Niihama
RIR
APNIC
Status
allocated
Allocated
4/27/2006

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
203.174.88.0/21AS24290HEARTNET - Heart Network Co.,LTDNo ROA
RADB
6/1/2026

IRR Route Objects

1
OriginRegistryMaintainerModified
AS24290RADBMAINT-AS752211/13/2023
Origin ASN
AS24290
HEARTNET - Heart Network Co.,LTD
Geolocation
Country🇯🇵JapanJP
RegionEhime
CityNiihama
Coordinates33.9474, 133.2920 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/203.174.88.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/203.174.88.0/21" | jq
External Links
RIPEstat Hurricane Electric BGP