209.191.156.0/22
🇺🇸CIDR
209.191.156.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇺🇸 United States
City
Chicago (West Loop)
RIR
ARIN
Status
allocated
Allocated
2/11/1998
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.191.156.0/22 | AS13789INTERNAP-BLK3 - Unitas Global | No ROA | RADB | 6/1/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.191.158.0/24 | AS29949BFS-49-29949 - Broadridge Financial Solutions, Inc. | No ROA | — | 6/1/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS13789 | RADB | MAINT-AS1828 | 11/13/2023 |
Origin ASN
AS13789
INTERNAP-BLK3 - Unitas Global
Geolocation
API
Open https://api.ipctl.io/v1/prefix/209.191.156.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/209.191.156.0/22" | jq
External Links