187.5.4.0/23 - IDC Cube (AS401776)
CIDR
187.5.4.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇯🇵 Japan
City
Chuo (Kachidoki)
RIR
RIPE
Status
assigned
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 187.5.4.0/23 | AS401776 AS-CUSTOMER - IDC Cube | Valid | RIPE | 2026-10-11 |
More-Specific Announcements
2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 187.5.4.0/24 | AS401776 AS-CUSTOMER - IDC Cube | Valid | - | 2026-10-11 |
| 187.5.5.0/24 | AS401776 AS-CUSTOMER - IDC Cube | Valid | - | 2026-10-11 |
RPKI ROAs
Transfer History
Registry transfers of 187.5.4.0/23, blocks inside it, or blocks containing it.
- 187.5.0.0/20inter-RIRTransfer ·
- 187.5.0.0/20inter-RIRTransfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 187.5.0.0/20inter-RIR | Transfer | |||
| 187.5.0.0/20inter-RIR | Transfer |
Origin ASN
AS401776
AS-CUSTOMER - IDC Cube
Related Prefixes
More prefixes of AS401776
All prefixes of AS401776 →Geolocation
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfer marketTransfers published by all five RIRs
API
Open https://api.ipctl.io/v1/prefix/187.5.4.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/187.5.4.0/23" | jq
External Links