103.21.28.0/22
ðŸ‡ðŸ‡°IPv4APNICallocated RPKI Valid
CIDR
103.21.28.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
ðŸ‡ðŸ‡° Hong Kong
City
Hong Kong
RIR
APNIC
Status
allocated
Allocated
10/2/2012
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
4 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 103.21.28.0/23 | AS54187ECINET2 - EZE Castle Integration Inc. | Valid | — | 5/31/2026 |
| 103.21.30.0/23 | AS54187ECINET2 - EZE Castle Integration Inc. | Valid | — | 5/31/2026 |
| 103.21.28.0/24 | AS54187ECINET2 - EZE Castle Integration Inc. | Valid | — | 5/31/2026 |
| 103.21.30.0/24 | AS54187ECINET2 - EZE Castle Integration Inc. | Valid | — | 5/31/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 103.21.28.0/22 | AS54187 | /24 | apnic |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS54187 | RADB | MAINT-HGC-INTL | 11/13/2023 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 103.21.28.0/23 | AS54187 | ðŸ‡ðŸ‡°HK | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/103.21.28.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/103.21.28.0/22" | jq
External Links