153.20.0.0/16
🇸🇬CIDR
153.20.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇸🇬 Singapore
City
Singapore (Bukit Timah)
RIR
APNIC
Status
allocated
Allocated
9/23/1991
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 153.20.0.0/16 | AS9877NGEEANN-POLY-AS-AP - Ngee Ann Polytechnic Computer Center | No ROA | RADB | 6/1/2026 |
Covering Prefix
4 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 153.20.24.0/24 | AS9877NGEEANN-POLY-AS-AP - Ngee Ann Polytechnic Computer Center | No ROA | — | 6/1/2026 |
| 153.20.78.0/24 | AS9877NGEEANN-POLY-AS-AP - Ngee Ann Polytechnic Computer Center | No ROA | — | 6/1/2026 |
| 153.20.93.0/24 | AS9877NGEEANN-POLY-AS-AP - Ngee Ann Polytechnic Computer Center | No ROA | — | 6/1/2026 |
| 153.20.117.0/24 | AS9877NGEEANN-POLY-AS-AP - Ngee Ann Polytechnic Computer Center | No ROA | — | 6/1/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/153.20.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/153.20.0.0/16" | jq
External Links