18.2.0.0/19
🇺🇸CIDR
18.2.0.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇺🇸 United States
City
Cambridge (Area 2/MIT)
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 18.2.0.0/19 | AS10578GIGAPOP-NE - Harvard University | No ROA | — | 5/30/2026 |
Origin ASN
AS10578
GIGAPOP-NE - Harvard University
Geolocation
API
Open https://api.ipctl.io/v1/prefix/18.2.0.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/18.2.0.0/19" | jq
External Links