51.200.0.0/15
🇬🇧CIDR
51.200.0.0/15
IP Version
IPv4
Addresses
131K
Mask
/15 (255.254.0.0)
Country
🇬🇧 United Kingdom
City
London
RIR
RIPENCC
Status
allocated
Allocated
9/1/1993
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 51.200.0.0/15 | AS16509AMAZON-02 - Amazon.com, Inc. | Valid | RADB | 6/13/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 51.200.0.0/16 | AS16509AMAZON-02 - Amazon.com, Inc. | Valid | — | 6/13/2026 |
| 51.201.0.0/16 | AS16509AMAZON-02 - Amazon.com, Inc. | Valid | — | 6/13/2026 |
Origin ASN
AS16509
AMAZON-02 - Amazon.com, Inc.
Geolocation
API
Open https://api.ipctl.io/v1/prefix/51.200.0.0/15Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/51.200.0.0/15" | jq
External Links