66.33.4.0/23 - NEGU (AS54309)
CIDR
66.33.4.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇺🇸 United States
City
Miami
RIR
ARIN
Status
allocated
Allocated
2025-01-31
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.33.4.0/23 | AS54309 NEGU - NEGU | Valid | ARIN | 2026-10-11 |
More-Specific Announcements
2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.33.4.0/24 | AS54309 NEGU - NEGU | Valid | - | 2026-10-11 |
| 66.33.5.0/24 | AS54309 NEGU - NEGU | Valid | - | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 66.33.4.0/23 | AS54309 | /24 | arin |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS54309 | ARIN | MNT-NL-822 | 2026-09-17 |
Transfer History
Registry transfers of 66.33.4.0/23, blocks inside it, or blocks containing it.
- 66.33.4.0/23Transfer ·
- 66.33.0.0/17M&A ·
Origin ASN
AS54309
NEGU - NEGU
Related Prefixes
More prefixes of AS54309
All prefixes of AS54309 →Geolocation
Country🇺🇸United StatesUS
CityMiami
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/66.33.4.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/66.33.4.0/23" | jq
External Links