129.133.0.0/16
🇺🇸IPv4RIPEassignedNo ROA
CIDR
129.133.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Middletown
RIR
RIPE
Status
assigned
Allocated
-
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
7 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 129.133.0.0/17 | AS167WESLEYAN-AS - Wesleyan University | No ROA | — | 6/13/2026 |
| 129.133.128.0/18 | AS167WESLEYAN-AS - Wesleyan University | No ROA | — | 6/13/2026 |
| 129.133.240.0/20 | AS22742CT-EDU-NET - Connecticut Education Network | Valid | — | 6/13/2026 |
| 129.133.1.0/24 | AS167WESLEYAN-AS - Wesleyan University | No ROA | — | 6/13/2026 |
| 129.133.229.0/24 | AS22742CT-EDU-NET - Connecticut Education Network | Valid | — | 6/13/2026 |
| 129.133.250.0/24 | AS22742CT-EDU-NET - Connecticut Education Network | Valid | — | 6/13/2026 |
| 129.133.253.0/24 | AS22742CT-EDU-NET - Connecticut Education Network | Valid | — | 6/13/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 129.133.0.0/17 | AS167 | 🇺🇸US | allocated |
| 129.133.128.0/18 | AS167 | 🇺🇸US | allocated |
| 129.133.192.0/19 | 🇺🇸US | allocated | |
| 129.133.224.0/20 | 🇺🇸US | allocated | |
| 129.133.240.0/20 | AS22742 | 🇺🇸US | allocated |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/129.133.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/129.133.0.0/16" | jq
External Links