IP / ASN / Domain Lookup
IP Lookup Result
IP Address
211.87.0.4
Location
China,Jiangsu,Nanjing
ASN
Company
IDC
China Education and Research Network Center
Longitude
118.8729
118.8729
Latitude
31.9657
31.9657
Roaming IP
DataCenter
32%Risk Score
32% Risk Score
IP Address (Decimal)
3545694212
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 211.80.0.0/13 | IDC China Education and Research Network Center | Australia | 📅 2003-01-11 16:26 | 📅 2025-10-20 11:55 | |
| 211.87.0.0/21 | IDC China Education and Research Network Center | Australia | 📅 2017-01-01 08:38 | 📅 2025-10-14 03:47 | |
| 211.87.0.0/21 | ISP CERNET2 IX at Southeast University | China | 📅 2022-05-25 14:16 | 📅 2023-09-11 14:28 | |
| 211.86.0.0/15 | ISP Flat C, 16/F, Skyline Tower, | Hong Kong SAR China | 📅 2018-01-10 15:43 | 📅 2018-03-06 15:13 | |
| 211.87.0.0/16 | IDC China Education and Research Network Center | Australia | 📅 2001-11-10 09:30 | 📅 2002-09-01 09:32 | |
| 211.87.0.0/16 | ISP Availo Networks AB | Sweden | 📅 2002-04-10 02:12 | 📅 2002-04-16 23:33 | |
| 211.80.0.0/13 | ISP Availo Networks AB | Sweden | 📅 2002-04-10 02:12 | 📅 2002-04-16 01:31 | |
| 211.0.0.0/8 | IDC California Education and Research Federation Network | United States | 📅 2002-02-22 01:38 | 📅 2002-02-22 02:22 | |
| 211.86.0.0/15 | IDC China Education and Research Network Center | Australia | 📅 2001-10-27 06:37 | 📅 2001-11-10 09:32 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ENT NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 209.251.254.0/6 | 📅 2019-01-07 18:47 | 📅 2025-10-31 17:42 |
IDC NET-211 | 211.0.0.0/8 | 📅 1996-07-01 08:00 | 📅 2025-10-31 17:42 |
IDC CERNET-CN | 211.86.0.0/15 | 📅 2020-10-20 08:56 | 📅 2025-10-31 16:21 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 209.251.254.0/6 |  RIPE | European Union | 📅 2019-01-07 18:47 | 📅 2025-10-31 17:42 | |
| 211.0.0.0/8 |  ARIN | -- | 📅 1996-07-01 08:00 | 📅 2025-10-31 17:42 | |
| 211.86.0.0/15 |  APNIC | China | 📅 2020-10-20 08:56 | 📅 2025-10-31 16:21 |
