31.223.200.0/21 - Amazon.Com (AS16509)
CIDR
31.223.200.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇯🇵 Japan
City
Tokyo
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 |
|---|---|---|---|---|
| 31.223.200.0/21 | AS16509 AMAZON-02 - Amazon.com, Inc. | Valid | Other IRRRIPE | 2026-10-16 |
RPKI ROAs
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 31.223.200.0/22 | 🇨🇦CA | assigned | |
| 31.223.204.0/22 | 🇨🇦CA | assigned |
Origin ASN
AS16509
AMAZON-02 - Amazon.com, Inc.
Related Prefixes
More prefixes of AS16509
All prefixes of AS16509 →Geolocation
Country🇯🇵JapanJP
CityTokyo
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/31.223.200.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/31.223.200.0/21" | jq
External Links