139.57.0.0/16
🇨🇦CIDR
139.57.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇨🇦 Canada
City
St. Catharines (Glenridge)
RIR
ARIN
Status
allocated
Allocated
6/26/1990
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 139.57.0.0/16 | AS16475BROCKU - Brock University | Valid | ARIN | 5/31/2026 |
Origin ASN
AS16475
BROCKU - Brock University
Geolocation
API
Open https://api.ipctl.io/v1/prefix/139.57.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/139.57.0.0/16" | jq
External Links