IP / ASN / Domain Lookup
IP Lookup Result
IP Address
166.111.4.2
Location
China,Beijing Municipality
ASN
Company
IDC
China Education and Research Network Center
Longitude
116.4154
116.4154
Latitude
39.8905
39.8905
Roaming IP
DataCenter
32%Risk Score
32% Risk Score
IP Address (Decimal)
2792293378
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 166.111.0.0/16 | IDC China Education and Research Network Center | Australia | 📅 2025-11-04 06:11 | 📅 2025-11-05 06:55 | |
| 166.111.4.0/24 | IDC China Education and Research Network Center | Australia | 📅 2017-01-01 17:46 | 📅 2025-10-14 03:46 | |
| 166.111.0.0/18 | IDC China Education and Research Network Center | Australia | 📅 2024-02-20 15:19 | 📅 2025-10-14 03:46 | |
| 166.111.0.0/17 | IDC China Education and Research Network Center | Australia | 📅 2017-01-01 17:46 | 📅 2025-10-14 03:46 | |
| 166.111.4.0/24 | ENT CERNET2 IX at Tsinghua University | China | 📅 2022-05-25 14:16 | 📅 2025-07-24 07:13 | |
| 166.111.0.0/17 | ENT CERNET2 IX at Tsinghua University | China | 📅 2022-05-25 14:16 | 📅 2025-07-24 07:13 | |
| 166.111.0.0/16 | ENT Tsinghua University | China | 📅 2022-08-29 17:16 | 📅 2022-09-03 13:54 | |
| 166.111.0.0/16 | ISP Flat C, 16/F, Skyline Tower, | Hong Kong SAR China | 📅 2018-02-28 17:04 | 📅 2018-03-06 15:18 | |
| 166.111.0.0/16 | ISP Availo Networks AB | Sweden | 📅 2002-04-10 02:11 | 📅 2002-04-17 13:13 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ENT NET166 | 166.0.0.0/8 | 📅 1993-05-01 08:00 | 📅 2025-11-05 17:43 |
ENT NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 166.108.192.0/8 | 📅 2025-07-14 20:58 | 📅 2025-11-05 17:43 |
IDC TSINGHUA-CN | 166.111.0.0/16 | 📅 2023-09-06 14:09 | 📅 2025-11-05 06:55 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 166.0.0.0/8 |  ARIN | -- | 📅 1993-05-01 08:00 | 📅 2025-11-05 17:43 | |
| 166.108.192.0/8 |  RIPE | European Union | 📅 2025-07-14 20:58 | 📅 2025-11-05 17:43 | |
| 166.111.0.0/16 |  APNIC | China | 📅 2023-09-06 14:09 | 📅 2025-11-05 06:55 |
