66.147.128.0/18
🇺🇸CIDR
66.147.128.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
Saint Charles
RIR
ARIN
Status
allocated
Allocated
6/25/2001
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.147.128.0/18 | AS3356LEVEL3 - Level 3 Parent, LLC | No ROA | — | 6/1/2026 |
Covering Prefix
5 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.147.172.0/22 | AS26224INCOMM-NET0 - InComm | No ROA | — | 6/1/2026 |
| 66.147.172.0/24 | AS26224INCOMM-NET0 - InComm | No ROA | — | 6/1/2026 |
| 66.147.173.0/24 | AS26224INCOMM-NET0 - InComm | No ROA | — | 6/1/2026 |
| 66.147.174.0/24 | AS26224INCOMM-NET0 - InComm | No ROA | — | 6/1/2026 |
| 66.147.175.0/24 | AS394609INCOMM-NET1 - InComm | No ROA | — | 6/1/2026 |
Origin ASN
AS3356
LEVEL3 - Level 3 Parent, LLC
Geolocation
API
Open https://api.ipctl.io/v1/prefix/66.147.128.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/66.147.128.0/18" | jq
External Links