128.36.0.0/16
🇺🇸CIDR
128.36.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
New Haven
RIR
ARIN
Status
allocated
Allocated
8/16/1983
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 128.36.0.0/16 | AS29YALE-AS - Yale University | Valid | ARIN | 5/31/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 128.36.4.0/24 | AS29YALE-AS - Yale University | Valid | — | 5/31/2026 |
| 128.36.15.0/24 | AS8075MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | Valid | — | 5/31/2026 |
Origin ASN
AS29
YALE-AS - Yale University
Geolocation
API
Open https://api.ipctl.io/v1/prefix/128.36.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/128.36.0.0/16" | jq
External Links