204.90.0.0/21 - BGP Prefix
IPv4ARINallocated RPKI Valid
CIDR
204.90.0.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Cincinnati
RIR
ARIN
Status
allocated
Allocated
1994-07-18
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
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| 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
1 more-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 204.90.2.0/24 | AS18594 MERCHANT-SOLUTIONS-18594 - Worldpay, LLC | Valid | - | 2026-10-12 |
Transfer History
Registry transfers of 204.90.0.0/21, blocks inside it, or blocks containing it.
- 204.90.0.0/21M&A ·
- 204.90.0.0/21M&A ·
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/204.90.0.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/204.90.0.0/21" | jq
External Links