209.191.172.0/22
🇺🇸CIDR
209.191.172.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇺🇸 United States
City
Chicago (West Loop)
RIR
RIPE
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.191.172.0/22 | AS13789INTERNAP-BLK3 - Unitas Global | No ROA | — | 6/1/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.191.172.0/24 | AS19812RADIANZ-NUTLEY - BT Americas, Inc | No ROA | — | 6/1/2026 |
| 209.191.174.0/24 | AS26654RFA-IDC - Richard Fleischman & Assoc., Inc. | No ROA | — | 6/1/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 209.191.172.0/24 | AS19812 | 🇺🇸US | allocated |
| 209.191.175.0/24 | 🇺🇸US | allocated | |
| 209.191.173.0/24 | 🇺🇸US | allocated | |
| 209.191.174.0/24 | AS26654 | 🇺🇸US | allocated |
Origin ASN
AS13789
INTERNAP-BLK3 - Unitas Global
Geolocation
API
Open https://api.ipctl.io/v1/prefix/209.191.172.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/209.191.172.0/22" | jq
External Links