AS31246 NETBOX-AS O2 Czech Republic, a.s.
🇨🇿Org handle: ORG-STaN1-RIPE
NETBOX Autonomous system
RIPE NCCallocated
Announced Prefixes (BGP)
7total
5 IPv42 IPv6
IPv4 Addresses
Allocated (RIR)66,560
Announced (BGP)66,560
IPv6 Addresses
Allocated (RIR)7.9×10²⁹
Announced (BGP)7.9×10²⁹
Prefix Limit (IPv4)
100
Prefix Limit (IPv6)
10
Country
🇨🇿 CZRIR
RIPE NCCStatus
allocated
Allocated
2004-03-30
Announced Prefixes
(BGP)7|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 |
Allocated Prefixes
(RIR)7Prefix | Country | RIR | Status |
|---|---|---|---|
| 46.39.160.0/19 | 🇨🇿 CZ | RIPENCC | allocated |
| 83.240.0.0/17 | 🇨🇿 CZ | RIPENCC | allocated |
| 95.82.128.0/18 | 🇨🇿 CZ | RIPENCC | allocated |
| 185.51.240.0/22 | 🇨🇿 CZ | RIPENCC | allocated |
| 213.155.224.0/19 | 🇨🇿 CZ | RIPENCC | allocated |
| 2001:4cc8::/31 | 🇨🇿 CZ | RIPENCC | allocated |
| 2a0a:cac0::/29 | 🇨🇿 CZ | RIPENCC | allocated |
All 7 announced prefixes of AS31246 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS31246 hands its own prefixes to: transit providers, or peers at an exchange.
- AS16246AS16246 O2 Czech Republic, A.S7
Transfer History
Registry transfers of AS31246 between organisations.
- AS31246M&A ·
- AS31246M&A ·
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 AS31246 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/31246Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/31246" | jq