2a03:b4c0::/32 - AS16246 O2 Czech Republic, A.S (AS16246)
CIDR
2a03:b4c0::/32
IP Version
IPv6
Addresses
79228.1Y
Mask
/32
Country
🇨🇿 Czechia
City
Blatná
RIR
RIPE NCC
Status
allocated
Allocated
2013-01-02
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2a03:b4c0::/32 | AS16246 AS16246 O2 Czech Republic, a.s. | Valid | RIPE | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 2a03:b4c0::/32 | AS16246 | /32 | ripe |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 2a03:b4c0::/48 | 🇨🇿CZ | assigned | |
| 2a03:b4c0:1::/48 | 🇨🇿CZ | assigned | |
| 2a03:b4c0:2::/48 | 🇨🇿CZ | assigned | |
| 2a03:b4c0:3::/48 | 🇨🇿CZ | assigned |
Transfer History
Registry transfers of 2a03:b4c0::/32, blocks inside it, or blocks containing it.
- 2a03:b4c0::/32M&A ·
- 2a03:b4c0::/32Transfer ·
Origin ASN
AS16246
AS16246 O2 Czech Republic, a.s.
Related Prefixes
More prefixes of AS16246
All prefixes of AS16246 →Geolocation
Abuse Contact
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/2a03:b4c0::/32Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2a03:b4c0::/32" | jq
External Links