166.33.64.0/19
🇺🇸CIDR
166.33.64.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇺🇸 United States
City
Boston
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 166.33.64.0/19 | AS3372MCI-ASN - Verizon Business | No ROA | — | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 166.32.0.0/12 | AS3371MCI-ASN - Verizon Business | No ROA | — | 5/31/2026 |
Origin ASN
AS3372
MCI-ASN - Verizon Business
Geolocation
API
Open https://api.ipctl.io/v1/prefix/166.33.64.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/166.33.64.0/19" | jq
External Links