136.18.140.0/23
🇸🇬CIDR
136.18.140.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇸🇬 Singapore
City
Singapore
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 136.18.140.0/23 | AS16509AMAZON-02 - Amazon.com, Inc. | Valid | RADB | 6/13/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 136.18.128.0/17 | 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/136.18.140.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/136.18.140.0/23" | jq
External Links