91.245.0.0/21
🇨🇿CIDR
91.245.0.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇨🇿 Czechia
City
Ořech
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 91.245.0.0/21 | AS50398FASTCOMMUNICATIONS Fast Communication, s.r.o. | No ROA | — | 5/31/2026 |
Covering Prefix
5 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 91.245.0.0/22 | AS50398FASTCOMMUNICATIONS Fast Communication, s.r.o. | Valid | — | 5/31/2026 |
| 91.245.4.0/24 | AS50398FASTCOMMUNICATIONS Fast Communication, s.r.o. | Valid | — | 5/31/2026 |
| 91.245.5.0/24 | AS50398FASTCOMMUNICATIONS Fast Communication, s.r.o. | Valid | — | 5/31/2026 |
| 91.245.6.0/24 | AS50398FASTCOMMUNICATIONS Fast Communication, s.r.o. | Valid | — | 5/31/2026 |
| 91.245.7.0/24 | AS50398FASTCOMMUNICATIONS Fast Communication, s.r.o. | Valid | — | 5/31/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 91.245.0.0/22 | AS50398 | 🇨🇿CZ | assigned |
| 91.245.6.0/23 | AS50398 | 🇨🇿CZ | assigned |
| 91.245.5.0/24 | AS50398 | 🇨🇿CZ | assigned |
| 91.245.4.0/24 | AS50398 | 🇨🇿CZ | assigned |
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/91.245.0.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/91.245.0.0/21" | jq
External Links