51.0.251.0/24 - BGP Prefix (MOAS)
IPv4RIPE NCCannouncedMOAS RPKI Valid
CIDR
51.0.251.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇩🇪 Germany
City
Berlin
RIR
RIPE NCC
Status
announced
Allocated
-
Announced BGP Routes
2 of 2 routesMOAS - 2 origin ASNs
RPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 51.0.251.0/24 | AS16509 AMAZON-02 - Amazon.com, Inc. | Valid | Other IRR | 2026-10-12 |
| 51.0.251.0/24 | AS214101 EU-SOVEREIGN-CLOUD Amazon Data Services European Sovereign Cloud GmbH | Valid | Other IRR | 2026-10-12 |
RPKI ROAs
Transfer History
Registry transfers of 51.0.251.0/24, blocks inside it, or blocks containing it.
- 51.0.128.0/17Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 51.0.128.0/17 | Transfer |
Origin ASNs (2)
AS16509MOAS
AMAZON-02 - Amazon.com, Inc.
AS214101MOAS
EU-SOVEREIGN-CLOUD Amazon Data Services European Sovereign Cloud GmbH
Geolocation
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/51.0.251.0/24Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/51.0.251.0/24" | jq
External Links