204.57.248.0/21 - Fatbeam (AS55039)
CIDR
204.57.248.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Coeur d'Alene
RIR
ARIN
Status
allocated
Allocated
2025-11-12
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 204.57.248.0/21 | AS55039 FATBEAM-AS - Fatbeam, LLC | Valid | ARIN | 2026-10-11 |
More-Specific Announcements
3 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 204.57.249.0/24 | AS55039 FATBEAM-AS - Fatbeam, LLC | Valid | - | 2026-10-11 |
| 204.57.250.0/23 | AS55039 FATBEAM-AS - Fatbeam, LLC | Valid | - | 2026-10-11 |
| 204.57.252.0/22 | AS55039 FATBEAM-AS - Fatbeam, LLC | Valid | - | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 204.57.248.0/21 | AS55039 | /24 | arin |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS55039 | ARIN | MNT-FL-379 | 2025-12-04 |
Transfer History
Registry transfers of 204.57.248.0/21, blocks inside it, or blocks containing it.
- 204.57.248.0/21Transfer ·
- 204.57.128.0/17M&A ·
Origin ASN
AS55039
FATBEAM-AS - Fatbeam, LLC
Related Prefixes
Geolocation
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the ARIN regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/204.57.248.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/204.57.248.0/21" | jq
External Links