199.5.28.0/22
🇺🇸CIDR
199.5.28.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇺🇸 United States
City
Phoenix (Metrotech Place)
RIR
ARIN
Status
allocated
Allocated
10/15/2008
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
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 199.5.30.0/24 | AS40578VANGUARDHEALTHSYSTEMS-PHAZ - Vanguard Health Systems | Valid | — | 5/30/2026 |
| 199.5.31.0/24 | AS40578VANGUARDHEALTHSYSTEMS-PHAZ - Vanguard Health Systems | Valid | — | 5/30/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS19398 | RADB | MAINT-RR | 12/22/2025 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/199.5.28.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/199.5.28.0/22" | jq
External Links