2001:200:600::/40
🇯🇵CIDR
2001:200:600::/40
IP Version
IPv6
Addresses
309.4Y
Mask
/40
Country
🇯🇵 Japan
City
Saitama
RIR
APNIC
Status
assigned
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2001:200:600::/40 | AS7667KDDLAB - KDDI Research, Inc. | Invalid | — | 5/30/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2001:200::/32 | AS2500WIDE-BB - WIDE Project | Valid | — | 5/30/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 2001:200::/32 | AS2500 | /32 | apnic |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 2001:200:606::/48 | 🇯🇵JP | assigned | |
| 2001:200:601::/48 | 🇯🇵JP | assigned | |
| 2001:200:603::/48 | 🇯🇵JP | assigned | |
| 2001:200:602::/48 | 🇯🇵JP | assigned |
Origin ASN
AS7667
KDDLAB - KDDI Research, Inc.
Geolocation
API
Open https://api.ipctl.io/v1/prefix/2001:200:600::/40Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2001:200:600::/40" | jq
External Links