131.104.0.0/16
🇨🇦IPv4ARINallocated RPKI Valid
CIDR
131.104.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇨🇦 Canada
City
Guelph
RIR
ARIN
Status
allocated
Allocated
11/4/1988
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
3 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 131.104.0.0/17 | AS31886UOGUELPH - University of Guelph | Valid | — | 6/13/2026 |
| 131.104.128.0/17 | AS31886UOGUELPH - University of Guelph | Valid | — | 6/13/2026 |
| 131.104.23.0/24 | AS31886UOGUELPH - University of Guelph | Valid | — | 6/13/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/131.104.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/131.104.0.0/16" | jq
External Links