66.99.8.0/22
🇺🇸CIDR
66.99.8.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇺🇸 United States
City
River Forest
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.99.8.0/22 | AS19941CONCORDIA-UNIVERSITY-CHICAGO - Concordia University Chicago | No ROA | RADB | 5/30/2026 |
Covering Prefix
3 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.99.0.0/16 | AS6325ILLINOIS-CENTURY - Illinois Century Network | No ROA | — | 5/30/2026 |
| 66.99.0.0/17 | AS6325ILLINOIS-CENTURY - Illinois Century Network | No ROA | — | 5/30/2026 |
| 66.99.0.0/18 | AS6325ILLINOIS-CENTURY - Illinois Century Network | No ROA | — | 5/30/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS19941 | RADB | MAINT-AS6325 | 5/30/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/66.99.8.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/66.99.8.0/22" | jq
External Links