66.211.128.0/19
🇺🇸CIDR
66.211.128.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇺🇸 United States
City
Albany (Downtown)
RIR
ARIN
Status
allocated
Allocated
12/19/2003
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.211.128.0/19 | AS13536TVC-AS1 - FirstLight Fiber, Inc. | No ROA | ARIN | 5/31/2026 |
Covering Prefix
3 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.211.128.0/20 | AS10367FIBERCAST - Fibercast Corporation | No ROA | — | 5/31/2026 |
| 66.211.144.0/20 | AS10367FIBERCAST - Fibercast Corporation | No ROA | — | 5/31/2026 |
| 66.211.153.0/24 | AS53784SNHHS - Southern New Hampshire Health System | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS13536 | ARIN | MNT-FNL-76 | 4/22/2026 |
Origin ASN
AS13536
TVC-AS1 - FirstLight Fiber, Inc.
Geolocation
API
Open https://api.ipctl.io/v1/prefix/66.211.128.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/66.211.128.0/19" | jq
External Links