AS204666 TLAPNET-CZ Jiri Tlapak
🇨🇿Org handle: ORG-JT76-RIPE
RIPE NCCallocated
Announced Prefixes (BGP)
49total
38 IPv411 IPv6
IPv4 Addresses
Allocated (RIR)16,640
Announced (BGP)20,736
IPv6 Addresses
Allocated (RIR)5.7×10³⁰
Announced (BGP)5.7×10³⁰
Prefix Limit (IPv4)
100
Prefix Limit (IPv6)
50
Country
🇨🇿 CZRIR
RIPE NCCStatus
allocated
Allocated
2018-01-29
Announced Prefixes
(BGP)49|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | RIPE | - | |
| Valid | RIPE | - | |
| Valid | RIPE | - | |
| Valid | RIPE | - | |
| Valid | RIPE | - | |
| Valid | RIPE | - | |
| Valid | RIPE | - | |
| Valid | RIPE | - | |
| Valid | RIPE | - | |
| Valid | RIPE | - |
1-10 of 49
1 / 5
Allocated Prefixes
(RIR)32Prefix | Country | RIR | Status |
|---|---|---|---|
| 5.59.102.0/23 | 🇨🇿 CZ | RIPE | assigned |
| 37.221.240.0/20 | 🇨🇿 CZ | RIPENCC | allocated |
| 37.221.245.0/24 | 🇨🇿 CZ | RIPE | assigned |
| 37.221.252.0/24 | 🇨🇿 CZ | RIPE | assigned |
| 45.153.192.0/22 | 🇨🇿 CZ | RIPENCC | allocated |
| 85.255.88.0/22 | 🇨🇿 CZ | RIPENCC | allocated |
| 91.224.90.0/23 | 🇨🇿 CZ | RIPENCC | assigned |
| 176.119.192.0/24 | 🇨🇿 CZ | RIPENCC | allocated |
| 185.19.0.0/22 | 🇨🇿 CZ | RIPENCC | allocated |
| 185.64.220.0/22 | 🇨🇿 CZ | RIPENCC | allocated |
1-10 of 32
1 / 4
All 49 announced prefixes of AS204666 →
BGP Neighbours
(seen in AS paths)Upstreams (2)
Networks AS204666 hands its own prefixes to: transit providers, or peers at an exchange.
ASPA
No ASPA
Abuse Contact
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS204666 should publish an ASPA object
- IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/204666Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/204666" | jq