77.237.128.0/19
🇨🇿CIDR
77.237.128.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇨🇿 Czechia
City
Most
RIR
RIPENCC
Status
allocated
Allocated
2/2/2007
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 77.237.128.0/19 | AS47493WMS-AS CEZNET s.r.o. | Valid | RIPE | 5/31/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 77.237.128.0/19 | AS47493 | /19 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS47493 | RIPE | MNT-WMS | 6/18/2009 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 77.237.128.0/20 | 🇨🇿CZ | assigned | |
| 77.237.156.0/22 | 🇨🇿CZ | assigned | |
| 77.237.144.0/22 | 🇨🇿CZ | assigned | |
| 77.237.150.0/23 | 🇨🇿CZ | assigned | |
| 77.237.152.0/24 | 🇨🇿CZ | assigned | |
| 77.237.154.0/24 | 🇨🇿CZ | assigned | |
| 77.237.155.0/24 | 🇨🇿CZ | assigned | |
| 77.237.153.0/24 | 🇨🇿CZ | assigned | |
| 77.237.148.0/24 | 🇨🇿CZ | assigned | |
| 77.237.149.0/24 | 🇨🇿CZ | assigned |
Origin ASN
AS47493
WMS-AS CEZNET s.r.o.
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/77.237.128.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/77.237.128.0/19" | jq
External Links