209.242.240.0/20
🇺🇸CIDR
209.242.240.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇺🇸 United States
City
Sterling
RIR
ARIN
Status
allocated
Allocated
6/2/2005
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
9 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.242.240.0/22 | AS19825LABONE - LabOne, Inc. | No ROA | — | 6/1/2026 |
| 209.242.242.0/24 | AS19825LABONE - LabOne, Inc. | No ROA | — | 6/1/2026 |
| 209.242.241.0/24 | AS27021AS-DGX - Quest Diagnostics, Inc. | No ROA | — | 6/1/2026 |
| 209.242.247.0/24 | AS27021AS-DGX - Quest Diagnostics, Inc. | No ROA | — | 6/1/2026 |
| 209.242.248.0/24 | AS27021AS-DGX - Quest Diagnostics, Inc. | No ROA | — | 6/1/2026 |
| 209.242.250.0/24 | AS27021AS-DGX - Quest Diagnostics, Inc. | No ROA | — | 6/1/2026 |
| 209.242.251.0/24 | AS27021AS-DGX - Quest Diagnostics, Inc. | No ROA | — | 6/1/2026 |
| 209.242.240.0/24 | AS27021AS-DGX - Quest Diagnostics, Inc. | No ROA | — | 6/1/2026 |
| 209.242.246.0/24 | AS132428QDHIPL-AS-AP - Quest Diagnostics HTAS India Pvt. Ltd. | No ROA | — | 6/1/2026 |
Origin ASN
AS19825
LABONE - LabOne, Inc.
Geolocation
API
Open https://api.ipctl.io/v1/prefix/209.242.240.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/209.242.240.0/20" | jq
External Links