199.109.16.0/21
🇺🇸CIDR
199.109.16.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Lansing
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 199.109.16.0/21 | AS3756NYSERNET3-AS - NYSERNet | Valid | RADB | 6/1/2026 |
Covering Prefix
4 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 199.109.16.0/22 | AS3756NYSERNET3-AS - NYSERNet | Valid | — | 6/1/2026 |
| 199.109.16.0/23 | AS3756NYSERNET3-AS - NYSERNet | Valid | — | 6/1/2026 |
| 199.109.18.0/23 | AS3756NYSERNET3-AS - NYSERNet | Valid | — | 6/1/2026 |
| 199.109.19.0/24 | AS3756NYSERNET3-AS - NYSERNet | Valid | — | 6/1/2026 |
Origin ASN
AS3756
NYSERNET3-AS - NYSERNet
Geolocation
API
Open https://api.ipctl.io/v1/prefix/199.109.16.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/199.109.16.0/21" | jq
External Links