IP / ASN / Domain Lookup
IP Lookup Result
IP Address
143.73.251.0
Location
United States,Arizona
ASN
Company
ISP
Headquarters, USAISC
Longitude
-109.7512
-109.7512
Latitude
31.8795
31.8795
Native IP
Residential
19%Risk Score
19% Risk Score
IP Address (Decimal)
2403990272
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 143.73.240.0/20 | ISP Headquarters, USAISC | United States | 📅 2025-11-02 16:35 | 📅 2025-11-16 11:50 | |
| 143.73.0.0/16 | IDC DoD Network Information Center | United States | 📅 2025-11-02 16:35 | 📅 2025-11-16 11:50 | |
| 143.73.250.0/23 | ISP Headquarters, USAISC | United States | 📅 2025-09-18 09:04 | 📅 2025-09-19 23:32 | |
| 143.73.250.0/23 | IDC DoD Network Information Center | United States | 📅 2025-08-28 02:06 | 📅 2025-09-18 09:03 | |
| 143.73.248.0/22 | IDC DoD Network Information Center | United States | 📅 2024-01-31 14:16 | 📅 2025-06-12 07:40 | |
| 143.73.240.0/20 | ISP Headquarters, USAISC | United States | 📅 2024-02-27 23:36 | 📅 2024-03-02 21:10 | |
| 143.73.248.0/22 | ISP Headquarters, USAISC | United States | 📅 2021-05-15 04:51 | 📅 2022-07-27 07:10 | |
| 143.73.251.0/24 | ISP Headquarters, USAISC | United States | 📅 2021-05-08 01:39 | 📅 2021-06-17 06:19 | |
| 143.73.248.0/22 | IDC DoD Network Information Center | United States | 📅 2020-09-22 03:54 | 📅 2020-09-22 06:49 | |
| 143.73.251.0/24 | IDC DoD Network Information Center | United States | 📅 2018-08-02 06:45 | 📅 2018-08-08 21:58 | |
| 143.73.240.0/20 | IDC DoD Network Information Center | United States | 📅 2017-09-04 01:19 | 📅 2017-09-04 01:21 | |
| 143.0.0.0/8 | UNK Unknown | -- | 📅 2006-02-28 23:19 | 📅 2006-02-28 23:26 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
IDC NET143 | 143.0.0.0/8 | 📅 1993-05-01 08:00 | 📅 2025-11-16 17:59 |
IDC PM-WIN-T-NET11 | 143.73.0.0/16 | 📅 2025-08-21 08:00 | 📅 2025-11-16 17:59 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 143.0.0.0/8 |  ARIN | -- | 📅 1993-05-01 08:00 | 📅 2025-11-16 17:59 | |
| 143.73.0.0/16 | ARIN | -- | 📅 2025-08-21 08:00 | 📅 2025-11-16 17:59 |
