210.56.128.0/20
🇸🇬CIDR
210.56.128.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇸🇬 Singapore
City
Singapore (Queenstown Estate)
RIR
APNIC
Status
allocated
Allocated
5/24/2002
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 210.56.128.0/20 | AS18224ASN-CRIMSONLOGIC-AP # AS-CRIMSONLOGIC-AP converted to ASN-CRIMSONLOGIC-AP for RPSL compliance - Singapore Network Services | No ROA | — | 5/31/2026 |
Covering Prefix
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 210.56.135.0/24 | AS141697CRIMSONLOGIC-AS-SG - CrimsonLogic Pte Ltd | No ROA | — | 5/31/2026 |
| 210.56.138.0/24 | AS141697CRIMSONLOGIC-AS-SG - CrimsonLogic Pte Ltd | No ROA | — | 5/31/2026 |
| 210.56.139.0/24 | AS141697CRIMSONLOGIC-AS-SG - CrimsonLogic Pte Ltd | No ROA | — | 5/31/2026 |
| 210.56.142.0/24 | AS141697CRIMSONLOGIC-AS-SG - CrimsonLogic Pte Ltd | No ROA | — | 5/31/2026 |
| 210.56.141.0/24 | AS151469CRIMSONLOGIC-AS-AP-INDIA - CrimsonLogic Pte Ltd | Valid | — | 5/31/2026 |
| 210.56.140.0/24 | AS151469CRIMSONLOGIC-AS-AP-INDIA - CrimsonLogic Pte Ltd | Valid | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS19905 | RADB | MAINT-AS19905 | 11/13/2023 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/210.56.128.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/210.56.128.0/20" | jq
External Links