8.37.48.0/21
🇺🇸CIDR
8.37.48.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Buffalo
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 8.37.48.0/21 | AS3685BUFFALO-ASN - State University of New York at Buffalo | No ROA | RADB | 5/30/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 8.0.0.0/9 | AS3356LEVEL3 - Level 3 Parent, LLC | No ROA | — | 5/30/2026 |
| 8.32.0.0/12 | AS3356LEVEL3 - Level 3 Parent, LLC | No ROA | — | 5/30/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS3685 | RADB | MAINT-AS3754 | 11/13/2023 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/8.37.48.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/8.37.48.0/21" | jq
External Links