158.140.0.0/20
🇺🇸IPv4RIPEassignedNo ROA
CIDR
158.140.0.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇺🇸 United States
City
San Jose (North San Jose)
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
5 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 158.140.1.0/24 | AS11829CADENCE - Cadence Design Systems, Inc. | No ROA | — | 6/15/2026 |
| 158.140.2.0/24 | AS11829CADENCE - Cadence Design Systems, Inc. | No ROA | — | 6/15/2026 |
| 158.140.5.0/24 | AS11829CADENCE - Cadence Design Systems, Inc. | No ROA | — | 6/15/2026 |
| 158.140.0.0/24 | AS400571CADENCE-ATL - CDNS | No ROA | — | 6/15/2026 |
| 158.140.7.0/24 | AS400571CADENCE-ATL - CDNS | No ROA | — | 6/15/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 158.140.0.0/21 | AS11829 | 🇺🇸US | allocated |
| 158.140.8.0/21 | AS40570 | 🇺🇸US | allocated |
Geolocation
Country🇺🇸United StatesUS
RegionCalifornia
CitySan Jose (North San Jose)
Coordinates37.3961, -121.9200 ↗
API
Open https://api.ipctl.io/v1/prefix/158.140.0.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/158.140.0.0/20" | jq
External Links