128.100.0.0/16
🇨🇦CIDR
128.100.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇨🇦 Canada
City
Toronto (Old Toronto)
RIR
ARIN
Status
allocated
Allocated
1/9/1986
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 128.100.0.0/16 | AS239UTORONTO-AS - University of Toronto | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS549 | RADB | MAINT-AS13768 | 11/13/2023 |
Origin ASN
AS239
UTORONTO-AS - University of Toronto
Geolocation
API
Open https://api.ipctl.io/v1/prefix/128.100.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/128.100.0.0/16" | jq
External Links