IP / ASN / Domain Lookup
IP Lookup Result
IP Address
166.181.4.4
Location
United States,Illinois,Chicago
ASN
Company
Longitude
-87.6462
-87.6462
Latitude
41.8954
41.8954
Native IP
Residential
19%Risk Score
19% Risk Score
IP Address (Decimal)
2796880900
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 166.181.0.0/16 | ISP U.S. Cellular | United States | 📅 2010-10-01 19:41 | 📅 2026-01-07 22:12 | |
| 166.181.4.0/24 | ISP UNITED STATES CELLULAR TELEPHONE COMPANY (GREATER KNOXVILLE), L.P. | United States | 📅 2017-08-09 14:01 | 📅 2024-05-14 12:45 | |
| 166.181.4.0/24 | ISP U.S. Cellular | United States | 📅 2017-08-09 15:48 | 📅 2024-05-14 12:39 | |
| 166.181.0.0/17 | ISP Sprint - AS1239 | United States | 📅 2004-02-07 11:52 | 📅 2008-09-12 16:02 | |
| 166.181.0.0/17 | ISP U.S. Cellular | United States | 📅 2005-12-06 04:39 | 📅 2008-09-12 15:58 | |
| 166.0.0.0/8 | GOV RIPE NCC ASN block | -- | 📅 2006-02-28 23:19 | 📅 2006-02-28 23:26 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ISP U.S. Cellular | 166.181.0.0/16 | 📅 2010-10-01 19:41 | 📅 2026-01-07 22:12 |
ISP UNITED STATES CELLULAR TELEPHONE COMPANY (GREATER KNOXVILLE), L.P. | 166.181.4.0/24 | 📅 2017-08-09 14:01 | 📅 2024-05-14 12:45 |
ISP U.S. Cellular | 166.181.4.0/24 | 📅 2017-08-09 15:48 | 📅 2024-05-14 12:39 |
ISP Sprint - AS1239 | 166.181.0.0/17 | 📅 2004-02-07 11:52 | 📅 2008-09-12 16:02 |
ISP U.S. Cellular | 166.181.0.0/17 | 📅 2005-12-06 04:39 | 📅 2008-09-12 15:58 |
GOV RIPE NCC ASN block | 166.0.0.0/8 | 📅 2006-02-28 23:19 | 📅 2006-02-28 23:26 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 166.181.0.0/15 |  ARIN | -- | 📅 2025-04-07 08:00 | 📅 2026-01-05 01:39 | |
| 166.108.192.0/8 |  RIPE | European Union | 📅 2025-07-14 20:58 | 📅 2026-01-05 07:56 | |
| 166.0.0.0/8 | ARIN | -- | 📅 1993-05-01 08:00 | 📅 2026-01-05 07:50 |
