5.1.56.0/21
🇨🇿CIDR
5.1.56.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇨🇿 Czech Republic
RIR
RIPENCC
Status
allocated
Allocated
4/25/2012
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 5.1.56.0/21 | AS198161CZ-SUAS Sokolovska uhelna, pravni nastupce, a.s. | Valid | RIPE | 5/31/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 5.1.56.0/21 | AS198161 | /21 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS198161 | RIPE | suas | 4/27/2012 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 5.1.56.0/22 | AS198161 | 🇨🇿CZ | assigned |
| 5.1.60.0/23 | AS198161 | 🇨🇿CZ | assigned |
Geolocation
Country🇨🇿Czech RepublicCZ
Coordinates49.8175, 15.4730 ↗
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/5.1.56.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/5.1.56.0/21" | jq
External Links