66.185.176.0/20
🇺🇸CIDR
66.185.176.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇺🇸 United States
City
San Francisco
RIR
ARIN
Status
allocated
Allocated
8/27/2003
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.185.176.0/20 | AS2559VISANET-1 - VISA INTERNATIONAL SERVICE ASSOCIATION | No ROA | ARIN | 5/31/2026 |
Covering Prefix
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.185.180.0/24 | AS2559VISANET-1 - VISA INTERNATIONAL SERVICE ASSOCIATION | Valid | — | 5/31/2026 |
| 66.185.181.0/24 | AS2559VISANET-1 - VISA INTERNATIONAL SERVICE ASSOCIATION | Valid | — | 5/31/2026 |
| 66.185.182.0/24 | AS2559VISANET-1 - VISA INTERNATIONAL SERVICE ASSOCIATION | Valid | — | 5/31/2026 |
| 66.185.183.0/24 | AS2559VISANET-1 - VISA INTERNATIONAL SERVICE ASSOCIATION | Valid | — | 5/31/2026 |
| 66.185.184.0/24 | AS2559VISANET-1 - VISA INTERNATIONAL SERVICE ASSOCIATION | Valid | — | 5/31/2026 |
| 66.185.185.0/24 | AS2559VISANET-1 - VISA INTERNATIONAL SERVICE ASSOCIATION | Valid | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS2559 | ARIN | MNT-VISA | - |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/66.185.176.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/66.185.176.0/20" | jq
External Links