136.18.20.0/22
🇯🇵CIDR
136.18.20.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇯🇵 Japan
City
Tokyo
RIR
ARIN
Status
allocated
Allocated
11/29/2021
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 136.18.20.0/22 | AS16509AMAZON-02 - Amazon.com, Inc. | Valid | — | 6/13/2026 |
Covering Prefix
4 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 136.18.20.0/24 | AS16509AMAZON-02 - Amazon.com, Inc. | Valid | — | 6/13/2026 |
| 136.18.21.0/24 | AS16509AMAZON-02 - Amazon.com, Inc. | Valid | — | 6/13/2026 |
| 136.18.22.0/24 | AS16509AMAZON-02 - Amazon.com, Inc. | Valid | — | 6/13/2026 |
| 136.18.23.0/24 | AS16509AMAZON-02 - Amazon.com, Inc. | Valid | — | 6/13/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 136.18.20.0/22 | AS16509 | /24 | arin |
Origin ASN
AS16509
AMAZON-02 - Amazon.com, Inc.
Geolocation
API
Open https://api.ipctl.io/v1/prefix/136.18.20.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/136.18.20.0/22" | jq
External Links