IP / ASN / Domain Lookup
IP Lookup Result
IP Address
121.248.112.0

Location
 China,Jiangsu,Nanjing
ASN
Company
ISP
CERNET2 IX at Southeast University
Longitude
118.8729
118.8729
Latitude
31.9657
31.9657
Roaming IP
Residential
21%Risk Score
21% Risk Score
IP Address (Decimal)
2046324736

Latency
US
-  
HK
-  
CA
-  
GB
-  
DE
-  
AU
-  
ASN History
| ASN History | Network | AS Organization | Country | First Seen | Last Seen | 
|---|---|---|---|---|---|
| 121.248.0.0/14 | IDCChina Education and Research Network Center |  Australia |  📅 2017-01-01 08:09 |  📅 2025-10-20 11:55 | |
| 121.248.112.0/21 | ISPCERNET2 IX at Southeast University |  China |  📅 2020-01-05 00:12 |  📅 2025-10-14 05:22 | |
| 121.248.112.0/21 | IDCChina Education and Research Network Center |  Australia |  📅 2017-01-01 17:44 |  📅 2025-10-14 03:46 | |
| 121.248.0.0/14 | ISPFlat C, 16/F, Skyline Tower, |  Hong Kong SAR China |  📅 2018-02-28 17:04 |  📅 2018-03-06 15:18 | |
| 121.0.0.0/8 | ISPMTN SA |  South Africa |  📅 2003-12-09 13:07 |  📅 2004-01-22 19:42 | |
| 121.0.0.0/8 | ISPHarbor Communications |  United States |  📅 2003-03-03 02:55 |  📅 2003-03-03 03:44 | 
Company History
| Company History | Network | First Seen | Last Seen | 
|---|---|---|---|
| ENTAPNIC-121 | 121.0.0.0/8 |  📅 2006-01-06 08:00 |  📅 2025-10-31 07:44 | 
| ISPNON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 121.127.64.0/8 |  📅 2022-12-08 23:20 |  📅 2025-10-31 07:44 | 
| IDCNJR-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 | 
|---|---|---|---|---|---|
| 121.0.0.0/8 |  ARIN |  -- |  📅 2006-01-06 08:00 |  📅 2025-10-31 07:44 | |
| 121.127.64.0/8 |  RIPE |  European Union |  📅 2022-12-08 23:20 |  📅 2025-10-31 07:44 | |
| 121.248.0.0/14 |  APNIC |  China |  📅 2020-09-03 17:15 |  📅 2025-10-20 11:55 | 
