192.236.16.0/21
🇺🇸CIDR
192.236.16.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Stevens Point
RIR
ARIN
Status
allocated
Allocated
10/13/1992
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 192.236.16.0/21 | AS25958MC-INT - Marshfield Clinic Inc. | No ROA | — | 5/31/2026 |
Covering Prefix
8 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 192.236.16.0/24 | AS25958MC-INT - Marshfield Clinic Inc. | No ROA | — | 5/31/2026 |
| 192.236.17.0/24 | AS25958MC-INT - Marshfield Clinic Inc. | No ROA | — | 5/31/2026 |
| 192.236.18.0/24 | AS25958MC-INT - Marshfield Clinic Inc. | No ROA | — | 5/31/2026 |
| 192.236.19.0/24 | AS25958MC-INT - Marshfield Clinic Inc. | No ROA | — | 5/31/2026 |
| 192.236.20.0/24 | AS25958MC-INT - Marshfield Clinic Inc. | No ROA | — | 5/31/2026 |
| 192.236.21.0/24 | AS25958MC-INT - Marshfield Clinic Inc. | No ROA | — | 5/31/2026 |
| 192.236.22.0/24 | AS25958MC-INT - Marshfield Clinic Inc. | No ROA | — | 5/31/2026 |
| 192.236.23.0/24 | AS25958MC-INT - Marshfield Clinic Inc. | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS20115 | RADB | MAINT-CHTR-WD | 11/13/2023 |
Origin ASN
AS25958
MC-INT - Marshfield Clinic Inc.
Geolocation
API
Open https://api.ipctl.io/v1/prefix/192.236.16.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/192.236.16.0/21" | jq
External Links