172.87.24.0/21
🇺🇸CIDR
172.87.24.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Los Angeles
RIR
ARIN
Status
allocated
Allocated
5/28/2015
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 172.87.24.0/21 | AS21859ZEN-ECN - Zenlayer Inc | No ROA | RADB | 5/31/2026 |
Covering Prefix
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 172.87.28.0/22 | AS21859ZEN-ECN - Zenlayer Inc | No ROA | — | 5/31/2026 |
| 172.87.30.0/23 | AS21859ZEN-ECN - Zenlayer Inc | No ROA | — | 5/31/2026 |
| 172.87.28.0/24 | AS21859ZEN-ECN - Zenlayer Inc | No ROA | — | 5/31/2026 |
| 172.87.27.0/24 | AS21859ZEN-ECN - Zenlayer Inc | No ROA | — | 5/31/2026 |
| 172.87.25.0/24 | AS21859ZEN-ECN - Zenlayer Inc | No ROA | — | 5/31/2026 |
| 172.87.26.0/24 | AS21859ZEN-ECN - Zenlayer Inc | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS21859 | RADB | MAINT-AS21859 | 11/13/2023 |
Origin ASN
AS21859
ZEN-ECN - Zenlayer Inc
Geolocation
API
Open https://api.ipctl.io/v1/prefix/172.87.24.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/172.87.24.0/21" | jq
External Links