209.242.64.0/18
🇺🇸CIDR
209.242.64.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
Lombard
RIR
ARIN
Status
allocated
Allocated
2/23/2000
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.242.64.0/18 | AS62CONE - CyrusOne LLC | No ROA | RADB | 5/31/2026 |
Covering Prefix
13 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.242.120.0/21 | AS62CONE - CyrusOne LLC | No ROA | — | 5/31/2026 |
| 209.242.126.0/23 | AS62CONE - CyrusOne LLC | No ROA | — | 5/31/2026 |
| 209.242.80.0/23 | AS62CONE - CyrusOne LLC | No ROA | — | 5/31/2026 |
| 209.242.74.0/24 | AS62CONE - CyrusOne LLC | No ROA | — | 5/31/2026 |
| 209.242.95.0/24 | AS62CONE - CyrusOne LLC | No ROA | — | 5/31/2026 |
| 209.242.89.0/24 | AS19606NLSNMEDIA - THE NIELSEN COMPANY (US), LLC | No ROA | — | 5/31/2026 |
| 209.242.90.0/24 | AS19606NLSNMEDIA - THE NIELSEN COMPANY (US), LLC | No ROA | — | 5/31/2026 |
| 209.242.91.0/24 | AS19606NLSNMEDIA - THE NIELSEN COMPANY (US), LLC | No ROA | — | 5/31/2026 |
| 209.242.88.0/24 | AS19606NLSNMEDIA - THE NIELSEN COMPANY (US), LLC | No ROA | — | 5/31/2026 |
| 209.242.77.0/24 | AS26646TRAVELCLICKCORP1 - TravelCLICK Inc. | No ROA | — | 5/31/2026 |
| 209.242.70.0/24 | AS26646TRAVELCLICKCORP1 - TravelCLICK Inc. | No ROA | — | 5/31/2026 |
| 209.242.69.0/24 | AS26646TRAVELCLICKCORP1 - TravelCLICK Inc. | No ROA | — | 5/31/2026 |
| 209.242.94.0/24 | AS36328CALTECH - CalTech Software Systems Inc. | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS62 | RADB | MAINT-AS62 | 11/13/2023 |
Origin ASN
AS62
CONE - CyrusOne LLC
Geolocation
API
Open https://api.ipctl.io/v1/prefix/209.242.64.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/209.242.64.0/18" | jq
External Links