HomePrefix Lookup1.21.0.0/18

1.21.0.0/18

🇯🇵
IPv4APNICallocatedAS2519VECTANT - ARTERIA Networks CorporationNo ROA
CIDR
1.21.0.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇯🇵 Japan
City
Chiyoda
RIR
APNIC
Status
allocated
Allocated
6/16/2010

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
1.21.0.0/18AS2519VECTANT - ARTERIA Networks CorporationNo ROA
RADB
5/31/2026

IRR Route Objects

1
OriginRegistryMaintainerModified
AS2519RADBMAINT-AS251911/13/2023
Origin ASN
AS2519
VECTANT - ARTERIA Networks Corporation
Geolocation
Country🇯🇵JapanJP
RegionTokyo
CityChiyoda
Coordinates35.6916, 139.7680 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/1.21.0.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/1.21.0.0/18" | jq
External Links
RIPEstat Hurricane Electric BGP