204.115.128.0/21 - Zenlayer (AS21859)
CIDR
204.115.128.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Los Angeles
RIR
ARIN
Status
allocated
Allocated
1994-09-30
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 204.115.128.0/21 | AS21859 ZEN-ECN - Zenlayer Inc | No ROA | - | 2026-10-13 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS19842 | Other IRR | MAINT-AS1828 | 2023-11-13 |
Origin ASN
AS21859
ZEN-ECN - Zenlayer Inc
Related Prefixes
More prefixes of AS21859
All prefixes of AS21859 →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/204.115.128.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/204.115.128.0/21" | jq
External Links