205.133.0.0/16
🇺🇸CIDR
205.133.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Toledo
RIR
ARIN
Status
allocated
Allocated
2/10/1995
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 205.133.0.0/16 | AS600OARNET-AS - OARnet | No ROA | RADB | 5/31/2026 |
Covering Prefix
12 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 205.133.216.0/21 | AS3112OARNET-AS-1 - OARnet | No ROA | — | 5/31/2026 |
| 205.133.168.0/21 | AS36831 | No ROA | — | 5/31/2026 |
| 205.133.160.0/21 | AS36831 | No ROA | — | 5/31/2026 |
| 205.133.156.0/22 | AS36831 | No ROA | — | 5/31/2026 |
| 205.133.152.0/22 | AS36831 | No ROA | — | 5/31/2026 |
| 205.133.176.0/22 | AS36831 | No ROA | — | 5/31/2026 |
| 205.133.180.0/22 | AS36831 | No ROA | — | 5/31/2026 |
| 205.133.76.0/23 | AS55194BGSU - Bowling Green State University | No ROA | — | 5/31/2026 |
| 205.133.232.0/24 | AS600OARNET-AS - OARnet | No ROA | — | 5/31/2026 |
| 205.133.85.0/24 | AS600OARNET-AS - OARnet | No ROA | — | 5/31/2026 |
| 205.133.76.0/24 | AS55194BGSU - Bowling Green State University | No ROA | — | 5/31/2026 |
| 205.133.77.0/24 | AS55194BGSU - Bowling Green State University | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS600 | RADB | MAINT-AS600 | 11/13/2023 |
Origin ASN
AS600
OARNET-AS - OARnet
Geolocation
API
Open https://api.ipctl.io/v1/prefix/205.133.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/205.133.0.0/16" | jq
External Links