151.123.192.0/21 - BGP Prefix
IPv4RIPE NCCnot announced RPKI Valid
CIDR
151.123.192.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Lanham-Seabrook
RIR
RIPE NCC
Status
not announced
Allocated
-
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
8 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 151.123.192.0/24 | AS398781 OSL-188 - OCULUS NETWORKS INC | Valid | - | 2026-10-13 |
| 151.123.193.0/24 | AS398781 OSL-188 - OCULUS NETWORKS INC | Valid | - | 2026-10-13 |
| 151.123.194.0/24 | AS398781 OSL-188 - OCULUS NETWORKS INC | Valid | - | 2026-10-13 |
| 151.123.195.0/24 | AS398781 OSL-188 - OCULUS NETWORKS INC | Valid | - | 2026-10-13 |
| 151.123.196.0/24 | AS398781 OSL-188 - OCULUS NETWORKS INC | Valid | - | 2026-10-13 |
| 151.123.197.0/24 | AS398781 OSL-188 - OCULUS NETWORKS INC | Valid | - | 2026-10-13 |
| 151.123.198.0/24 | AS398781 OSL-188 - OCULUS NETWORKS INC | Valid | - | 2026-10-13 |
| 151.123.199.0/24 | AS398781 OSL-188 - OCULUS NETWORKS INC | Valid | - | 2026-10-13 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 151.123.192.0/19 | AS398781 | /24 | ripe |
Transfer History
Registry transfers of 151.123.192.0/21, blocks inside it, or blocks containing it.
- 151.123.192.0/21inter-RIRTransfer ·
- 151.123.192.0/19inter-RIRTransfer ·
Geolocation
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/151.123.192.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/151.123.192.0/21" | jq
External Links