204.28.208.0/21 - (AS994)
CIDR
204.28.208.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Ashburn
RIR
ARIN
Status
allocated
Allocated
2026-07-10
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 204.28.208.0/24 | AS31898 ORACLE-BMC-31898 - Oracle Corporation | Valid | - | 2026-10-11 |
| 204.28.209.0/24 | AS31898 ORACLE-BMC-31898 - Oracle Corporation | Valid | - | 2026-10-11 |
Transfer History
Registry transfers of 204.28.208.0/21, blocks inside it, or blocks containing it.
- 204.28.208.0/21Transfer ·
- 204.28.208.0/21M&A ·
Origin ASN
AS994
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/204.28.208.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/204.28.208.0/21" | jq
External Links