2a03:3b40:100::/40 - MASTER MasterDC S.R.O (AS24971)
CIDR
2a03:3b40:100::/40
IP Version
IPv6
Addresses
309.4Y
Mask
/40
Country
🇨🇿 Czech Republic
RIR
RIPE
Status
assigned
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2a03:3b40:100::/40 | AS24971 MASTER-AS MasterDC s.r.o. | Valid | RIPE | 2026-10-12 |
Origin ASN
AS24971
MASTER-AS MasterDC s.r.o.
Related Prefixes
Geolocation
Country🇨🇿Czech RepublicCZ
Coordinates49.8175, 15.4730 ↗
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 transfer marketTransfers published by all five RIRs
API
Open https://api.ipctl.io/v1/prefix/2a03:3b40:100::/40Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2a03:3b40:100::/40" | jq
External Links