128.42.0.0/15
🇺🇸IPv4RIPEassignedNo ROA
CIDR
128.42.0.0/15
IP Version
IPv4
Addresses
131K
Mask
/15 (255.254.0.0)
Country
🇺🇸 United States
City
Houston (University Place)
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
8 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 128.42.0.0/16 | AS8RICE-AS - Rice University | No ROA | — | 6/13/2026 |
| 128.43.0.0/16 | AS3766SSC-299-Z-3766 - Shared Services Canada | No ROA | — | 6/13/2026 |
| 128.43.128.0/17 | AS3766SSC-299-Z-3766 - Shared Services Canada | No ROA | — | 6/13/2026 |
| 128.43.0.0/17 | AS3766SSC-299-Z-3766 - Shared Services Canada | No ROA | — | 6/13/2026 |
| 128.42.207.0/24 | AS8RICE-AS - Rice University | No ROA | — | 6/13/2026 |
| 128.42.201.0/24 | AS8RICE-AS - Rice University | No ROA | — | 6/13/2026 |
| 128.42.199.0/24 | AS8RICE-AS - Rice University | No ROA | — | 6/13/2026 |
| 128.42.204.0/24 | AS8RICE-AS - Rice University | No ROA | — | 6/13/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 128.43.0.0/16 | AS3766 | 🇨🇦CA | allocated |
| 128.42.0.0/16 | AS8 | 🇺🇸US | allocated |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/128.42.0.0/15Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/128.42.0.0/15" | jq
External Links