151.204.0.0/15
🇺🇸IPv4ARINallocatedNo ROA
CIDR
151.204.0.0/15
IP Version
IPv4
Addresses
131K
Mask
/15 (255.254.0.0)
Country
🇺🇸 United States
City
Boston
RIR
ARIN
Status
allocated
Allocated
9/25/1991
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
13 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 151.205.0.0/16 | AS701UUNET - Verizon Business | No ROA | — | 6/13/2026 |
| 151.204.0.0/18 | AS701UUNET - Verizon Business | Valid | — | 6/13/2026 |
| 151.204.128.0/19 | AS701UUNET - Verizon Business | Valid | — | 6/13/2026 |
| 151.205.160.0/19 | AS701UUNET - Verizon Business | Valid | — | 6/13/2026 |
| 151.204.64.0/19 | AS701UUNET - Verizon Business | Valid | — | 6/13/2026 |
| 151.204.192.0/19 | AS701UUNET - Verizon Business | Valid | — | 6/13/2026 |
| 151.204.224.0/19 | AS701UUNET - Verizon Business | Valid | — | 6/13/2026 |
| 151.205.96.0/19 | AS701UUNET - Verizon Business | Valid | — | 6/13/2026 |
| 151.205.128.0/19 | AS701UUNET - Verizon Business | Valid | — | 6/13/2026 |
| 151.205.32.0/19 | AS3372MCI-ASN - Verizon Business | No ROA | — | 6/13/2026 |
| 151.204.176.0/20 | AS701UUNET - Verizon Business | Valid | — | 6/13/2026 |
| 151.204.160.0/20 | AS701UUNET - Verizon Business | Valid | — | 6/13/2026 |
| 151.204.0.0/24 | AS701UUNET - Verizon Business | Valid | — | 6/13/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/151.204.0.0/15Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/151.204.0.0/15" | jq
External Links