66.51.144.0/20
🇺🇸CIDR
66.51.144.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇺🇸 United States
City
Southfield
RIR
ARIN
Status
allocated
Allocated
1/28/2004
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.51.144.0/20 | AS12129123NET - 123.Net, Inc. | Valid | — | 6/1/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.51.151.0/24 | AS22585MVS-CLOUD - MVS Cloud Inc. | Valid | — | 6/1/2026 |
| 66.51.148.0/24 | AS398351MAYMOBILITY - May Mobility, Inc | Valid | — | 6/1/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 66.51.144.0/20 | AS12129 | /20 | arin |
Origin ASN
AS12129
123NET - 123.Net, Inc.
Geolocation
API
Open https://api.ipctl.io/v1/prefix/66.51.144.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/66.51.144.0/20" | jq
External Links