81.200.48.0/21
π¨πΏCIDR
81.200.48.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
π¨πΏ Czechia
City
TΕinec
RIR
RIPENCC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 81.200.48.0/21 | AS41046NEJTV-AS O2 Czech Republic, a.s. | Valid | RIPE | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 81.200.48.0/20 | AS41046NEJTV-AS O2 Czech Republic, a.s. | Valid | β | 5/31/2026 |
RPKI ROAs
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS41046 | RIPE | KTVTRINEC-MNT | 7/13/2012 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 81.200.50.0/23 | π¨πΏCZ | assigned | |
| 81.200.53.0/24 | π¨πΏCZ | assigned | |
| 81.200.49.0/25 | π¨πΏCZ | assigned | |
| 81.200.54.128/26 | π¨πΏCZ | assigned | |
| 81.200.48.128/26 | π¨πΏCZ | assigned | |
| 81.200.54.192/26 | π¨πΏCZ | assigned | |
| 81.200.55.64/26 | π¨πΏCZ | assigned | |
| 81.200.48.0/26 | π¨πΏCZ | assigned | |
| 81.200.52.0/26 | π¨πΏCZ | assigned | |
| 81.200.52.128/26 | π¨πΏCZ | assigned | |
| 81.200.49.128/26 | π¨πΏCZ | assigned | |
| 81.200.55.224/27 | π¨πΏCZ | assigned | |
| 81.200.55.128/27 | π¨πΏCZ | assigned | |
| 81.200.48.96/27 | π¨πΏCZ | assigned | |
| 81.200.48.64/27 | π¨πΏCZ | assigned | |
| 81.200.55.160/27 | π¨πΏCZ | assigned | |
| 81.200.52.64/27 | π¨πΏCZ | assigned | |
| 81.200.52.96/27 | π¨πΏCZ | assigned | |
| 81.200.52.192/27 | π¨πΏCZ | assigned | |
| 81.200.55.0/27 | π¨πΏCZ | assigned | |
| 81.200.48.192/27 | π¨πΏCZ | assigned | |
| 81.200.49.192/27 | π¨πΏCZ | assigned | |
| 81.200.48.224/28 | π¨πΏCZ | assigned | |
| 81.200.49.224/28 | π¨πΏCZ | assigned | |
| 81.200.52.224/28 | π¨πΏCZ | assigned | |
| 81.200.55.48/28 | π¨πΏCZ | assigned | |
| 81.200.49.240/29 | π¨πΏCZ | assigned | |
| 81.200.52.240/29 | π¨πΏCZ | assigned | |
| 81.200.48.240/29 | π¨πΏCZ | assigned | |
| 81.200.55.32/29 | π¨πΏCZ | assigned | |
| 81.200.55.44/30 | π¨πΏCZ | assigned | |
| 81.200.52.248/30 | π¨πΏCZ | assigned | |
| 81.200.49.248/30 | π¨πΏCZ | assigned | |
| 81.200.48.248/30 | π¨πΏCZ | assigned | |
| 81.200.48.252/31 | π¨πΏCZ | assigned | |
| 81.200.55.42/31 | π¨πΏCZ | assigned | |
| 81.200.49.252/31 | π¨πΏCZ | assigned | |
| 81.200.52.252/31 | π¨πΏCZ | assigned | |
| 81.200.52.254/32 | π¨πΏCZ | assigned | |
| 81.200.55.40/32 | π¨πΏCZ | assigned | |
| 81.200.48.254/32 | π¨πΏCZ | assigned | |
| 81.200.49.254/32 | π¨πΏCZ | assigned | |
| 81.200.55.41/32 | π¨πΏCZ | assigned |
Origin ASN
AS41046
NEJTV-AS O2 Czech Republic, a.s.
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/81.200.48.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/81.200.48.0/21" | jq
External Links