IP / ASN / Domain Lookup
IP Lookup Result
IP Address
121.251.44.0
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)
2046503936
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 121.248.0.0/14 | IDC China Education and Research Network Center | Australia | 📅 2017-01-01 08:09 | 📅 2025-10-20 11:55 | |
| 121.250.0.0/15 | IDC China Education and Research Network Center | Australia | 📅 2017-01-01 08:39 | 📅 2025-10-17 02:44 | |
| 121.251.44.0/23 | IDC China Education and Research Network Center | Australia | 📅 2017-01-01 17:44 | 📅 2022-05-26 13:47 | |
| 121.251.44.0/23 | IDC CERNET2 IX at University of Science and Technology of China | China | 📅 2020-01-03 15:12 | 📅 2020-01-12 23:47 | |
| 121.248.0.0/14 | ISP Flat C, 16/F, Skyline Tower, | Hong Kong SAR China | 📅 2018-02-28 17:04 | 📅 2018-03-06 15:18 | |
| 121.0.0.0/8 | ISP MTN SA | South Africa | 📅 2003-12-09 13:07 | 📅 2004-01-22 19:42 | |
| 121.0.0.0/8 | ISP Harbor Communications | United States | 📅 2003-03-03 02:55 | 📅 2003-03-03 03:44 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ENT NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 121.127.64.0/8 | 📅 2022-12-08 23:20 | 📅 2025-10-20 14:13 |
ISP APNIC-121 | 121.0.0.0/8 | 📅 2006-01-06 08:00 | 📅 2025-10-20 14:09 |
IDC NJR-CERNET | 121.248.0.0/14 | 📅 2020-09-03 17:15 | 📅 2025-10-20 11:55 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 121.127.64.0/8 |  RIPE | European Union | 📅 2022-12-08 23:20 | 📅 2025-10-20 14:13 | |
| 121.0.0.0/8 |  ARIN | -- | 📅 2006-01-06 08:00 | 📅 2025-10-20 14:09 | |
| 121.248.0.0/14 |  APNIC | China | 📅 2020-09-03 17:15 | 📅 2025-10-20 11:55 |
