2404:d540:1::/48
🇯🇵CIDR
2404:d540:1::/48
IP Version
IPv6
Addresses
1.2Y
Mask
/48
Country
🇯🇵 Japan
City
Chiyoda
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2404:d540:1::/48 | AS2501UTnet - The University of Tokyo | No ROA | RADB | 5/30/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2404:d540::/32 | AS2501UTnet - The University of Tokyo | No ROA | — | 5/30/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS2501 | RADB | MAINT-AS2500 | 11/13/2023 |
Origin ASN
AS2501
UTnet - The University of Tokyo
Geolocation
API
Open https://api.ipctl.io/v1/prefix/2404:d540:1::/48Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2404:d540:1::/48" | jq
External Links