IP / ASN / Domain Lookup
IP Lookup Result
IP Address
203.181.194.0
Location
Japan,Tokyo,Chiyoda City
ASN
Company
ENT
Asia Pacific Advanced Network - Japan
Longitude
139.7536
139.7536
Latitude
35.694
35.694
Native IP
DataCenter
28%Risk Score
28% Risk Score
IP Address (Decimal)
3417686528
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 203.181.194.0/23 | ENT Asia Pacific Advanced Network - Japan | Japan | 📅 2017-01-01 08:38 | 📅 2025-10-20 11:55 | |
| 203.181.192.0/18 | ISP Research Organization of Information and Systems, National Institute of Informatics | Australia | 📅 2003-05-03 11:14 | 📅 2025-10-20 11:55 | |
| 203.181.192.0/18 | IDC Japan Science and Technology Agency | Japan | 📅 2001-10-27 09:55 | 📅 2003-01-13 18:00 | |
| 203.181.192.0/18 | ISP Availo Networks AB | Sweden | 📅 2002-04-10 02:11 | 📅 2002-04-17 04:08 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ENT APNIC-AP | 203.0.0.0/8 | 📅 2023-09-05 09:46 | 📅 2025-11-03 17:44 |
ENT NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 203.171.96.0/11 | 📅 2024-09-09 21:16 | 📅 2025-11-03 17:44 |
ENT JPNIC-NET-JP | 203.178.0.0/13 | 📅 2008-09-04 14:49 | 📅 2025-11-03 17:43 |
ENT SINET-CIDR-BLK-JP | 203.181.192.0/18 | 📅 2024-06-13 09:26 | 📅 2025-10-20 11:55 |
ENT APAN-JP | 203.181.194.0/23 | 📅 2024-04-04 03:56 | 📅 2025-10-20 11:55 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 203.0.0.0/8 |  APNIC | Australia | 📅 2023-09-05 09:46 | 📅 2025-11-03 17:44 | |
| 203.171.96.0/11 |  RIPE | European Union | 📅 2024-09-09 21:16 | 📅 2025-11-03 17:44 | |
| 203.178.0.0/13 | APNIC | Japan | 📅 2008-09-04 14:49 | 📅 2025-11-03 17:43 | |
| 203.181.192.0/18 | APNIC | Japan | 📅 2024-06-13 09:26 | 📅 2025-10-20 11:55 | |
| 203.181.194.0/23 | APNIC | Japan | 📅 2024-04-04 03:56 | 📅 2025-10-20 11:55 |
