129.100.0.0/16
🇨🇦CIDR
129.100.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇨🇦 Canada
City
Toronto
RIR
ARIN
Status
allocated
Allocated
10/27/1987
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 129.100.0.0/16 | AS823UWO-AS - University of Western Ontario | No ROA | RADB | 6/1/2026 |
Covering Prefix
22 less-specific announcementsGeolocation
API
Open https://api.ipctl.io/v1/prefix/129.100.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/129.100.0.0/16" | jq
External Links