IP / ASN / Domain Lookup
IP Lookup Result
IP Address
203.140.0.1
Location
Japan,Tokyo,Chiyoda City
ASN
Company
ISP
CSK-IT MANAGEMENT CORPORATION
Longitude
139.7536
139.7536
Latitude
35.694
35.694
Native IP
DataCenter
23%Risk Score
23% Risk Score
IP Address (Decimal)
3414949889
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 203.140.0.0/19 | ISP CSK-IT MANAGEMENT CORPORATION | Japan | 📅 2017-01-01 08:39 | 📅 2025-10-20 11:55 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ISP APNIC-203 | 203.0.0.0/8 | 📅 1994-04-05 08:00 | 📅 2025-10-20 14:15 |
ISP NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 203.109.64.0/10 | 📅 2021-07-20 00:55 | 📅 2025-10-20 14:15 |
ISP JPNIC-NET-JP | 203.136.0.0/13 | 📅 2015-12-02 06:30 | 📅 2025-10-20 12:18 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 203.0.0.0/8 |  ARIN | -- | 📅 1994-04-05 08:00 | 📅 2025-10-20 14:15 | |
| 203.109.64.0/10 |  RIPE | European Union | 📅 2021-07-20 00:55 | 📅 2025-10-20 14:15 | |
| 203.136.0.0/13 |  APNIC | Japan | 📅 2015-12-02 06:30 | 📅 2025-10-20 12:18 |
