87.249.144.0/20
🇨🇿CIDR
87.249.144.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇨🇿 Czechia
City
Praskačka
RIR
RIPENCC
Status
allocated
Allocated
8/30/2005
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 87.249.144.0/20 | AS34040CZTTNET-AS TTNET s.r.o. | Valid | RIPE | 6/1/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 87.249.144.0/20 | AS34040 | /20 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS34040 | RIPE | CZTTNET-MNT | 12/17/2020 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 87.249.152.0/23 | 🇨🇿CZ | assigned | |
| 87.249.150.0/23 | 🇨🇿CZ | assigned | |
| 87.249.155.0/24 | 🇨🇿CZ | assigned | |
| 87.249.158.0/24 | 🇨🇿CZ | assigned | |
| 87.249.147.0/24 | 🇨🇿CZ | assigned | |
| 87.249.145.0/24 | 🇨🇿CZ | assigned | |
| 87.249.144.0/24 | 🇨🇿CZ | assigned | |
| 87.249.149.0/24 | 🇨🇿CZ | assigned | |
| 87.249.154.0/24 | 🇨🇿CZ | assigned | |
| 87.249.156.0/24 | 🇨🇿CZ | assigned | |
| 87.249.157.0/24 | 🇨🇿CZ | assigned | |
| 87.249.146.0/24 | 🇨🇿CZ | assigned | |
| 87.249.148.0/24 | 🇨🇿CZ | assigned | |
| 87.249.159.128/25 | 🇨🇿CZ | assigned | |
| 87.249.159.64/26 | 🇨🇿CZ | assigned | |
| 87.249.159.32/27 | 🇨🇿CZ | assigned | |
| 87.249.159.0/27 | 🇨🇿CZ | assigned |
Origin ASN
AS34040
CZTTNET-AS TTNET s.r.o.
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/87.249.144.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/87.249.144.0/20" | jq
External Links