204.57.208.0/21
🇺🇸CIDR
204.57.208.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Washington D.C.
RIR
ARIN
Status
allocated
Allocated
2/20/2026
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 204.57.215.0/24 | AS1982ASN-NWNEXUS - Northwest Nexus Inc. | No ROA | — | 6/1/2026 |
| 204.57.208.0/24 | AS53855RIPPLE-01 - Ripple | No ROA | — | 6/1/2026 |
Origin ASN
AS53855
RIPPLE-01 - Ripple
Geolocation
API
Open https://api.ipctl.io/v1/prefix/204.57.208.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/204.57.208.0/21" | jq
External Links