138.198.0.0/16
🇸🇬CIDR
138.198.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇸🇬 Singapore
City
Singapore
RIR
RIPENCC
Status
assigned
Allocated
12/20/1999
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 138.198.0.0/16 | AS9466UUNET-JP-AP - UUNET Japan Limited | No ROA | — | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 138.198.4.0/24 | AS9466UUNET-JP-AP - UUNET Japan Limited | No ROA | — | 5/31/2026 |
Origin ASN
AS9466
UUNET-JP-AP - UUNET Japan Limited
Geolocation
API
Open https://api.ipctl.io/v1/prefix/138.198.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/138.198.0.0/16" | jq
External Links