124.40.0.0/18
🇯🇵CIDR
124.40.0.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇯🇵 Japan
City
Chiyoda
RIR
APNIC
Status
assigned
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 124.40.0.0/18 | AS2914NTT-DATA-2914 - NTT America, Inc. | Valid | — | 5/31/2026 |
Covering Prefix
5 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 124.40.32.0/19 | AS2914NTT-DATA-2914 - NTT America, Inc. | Valid | — | 5/31/2026 |
| 124.40.56.0/23 | AS63199CDSC-AS1 - CDS Global Cloud Co., Ltd | Valid | — | 5/31/2026 |
| 124.40.56.0/24 | AS63199CDSC-AS1 - CDS Global Cloud Co., Ltd | Valid | — | 5/31/2026 |
| 124.40.57.0/24 | AS63199CDSC-AS1 - CDS Global Cloud Co., Ltd | Valid | — | 5/31/2026 |
| 124.40.55.0/24 | AS137922IBOSS-AS-AP - IBOSS Inc. | Valid | — | 5/31/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 124.40.0.0/18 | AS2914 | /18 | apnic |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 124.40.32.0/19 | AS2914 | 🇯🇵JP | allocated |
| 124.40.0.0/19 | 🇯🇵JP | allocated |
Origin ASN
AS2914
NTT-DATA-2914 - NTT America, Inc.
Geolocation
API
Open https://api.ipctl.io/v1/prefix/124.40.0.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/124.40.0.0/18" | jq
External Links