2403:a640::/39
🇯🇵CIDR
2403:a640::/39
IP Version
IPv6
Addresses
618.9Y
Mask
/39
Country
🇯🇵 Japan
City
Chiyoda
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2403:a640::/39 | AS63776MERCARI-JP - Mercari, Inc. | Valid | — | 5/30/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 2403:a640::/32 | AS63776 | /48 | apnic |
Origin ASN
AS63776
MERCARI-JP - Mercari, Inc.
Geolocation
API
Open https://api.ipctl.io/v1/prefix/2403:a640::/39Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2403:a640::/39" | jq
External Links