61.56.4.0/24
🇹🇼CIDR
61.56.4.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇹🇼 Taiwan
City
Neihu District
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 61.56.4.0/24 | AS18183NCREE - National Center for Research on Earthquake Engineering | Valid | RADB | 5/30/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 61.56.0.0/20 | AS18183NCREE - National Center for Research on Earthquake Engineering | Valid | — | 5/30/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/61.56.4.0/24Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/61.56.4.0/24" | jq
External Links