143.166.0.0/16
🇺🇸CIDR
143.166.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Dallas
RIR
ARIN
Status
allocated
Allocated
9/26/1990
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 143.166.0.0/16 | AS3614DELL-BLK - Dell, Inc. | No ROA | ARIN | 5/30/2026 |
Covering Prefix
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 143.166.208.0/21 | AS3614DELL-BLK - Dell, Inc. | No ROA | — | 5/30/2026 |
| 143.166.200.0/21 | AS3614DELL-BLK - Dell, Inc. | No ROA | — | 5/30/2026 |
| 143.166.253.0/24 | AS3614DELL-BLK - Dell, Inc. | No ROA | — | 5/30/2026 |
| 143.166.206.0/24 | AS3614DELL-BLK - Dell, Inc. | No ROA | — | 5/30/2026 |
| 143.166.81.0/24 | AS3614DELL-BLK - Dell, Inc. | No ROA | — | 5/30/2026 |
| 143.166.210.0/24 | AS3614DELL-BLK - Dell, Inc. | No ROA | — | 5/30/2026 |
Origin ASN
AS3614
DELL-BLK - Dell, Inc.
Geolocation
API
Open https://api.ipctl.io/v1/prefix/143.166.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/143.166.0.0/16" | jq
External Links