IP / ASN / Domain Lookup
IP Lookup Result
IP Address
203.178.36.0
Location
Japan,Tokyo,Chiyoda City
ASN
Company
ISP
Research Organization of Information and Systems, National Institute of Informatics
Longitude
139.7536
139.7536
Latitude
35.694
35.694
Native IP
DataCenter
23%Risk Score
23% Risk Score
IP Address (Decimal)
3417449472
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 203.178.36.0/22 | ISP Research Organization of Information and Systems, National Institute of Informatics | Australia | 📅 2017-01-01 08:37 | 📅 2025-10-20 11:55 | |
| 203.178.36.0/22 | IDC APNIC ASN block | -- | 📅 2003-04-19 09:35 | 📅 2004-02-06 13:45 | |
| 203.178.36.0/22 | ISP Cyber Wave Japan Co., Ltd. | Japan | 📅 2002-04-12 17:34 | 📅 2003-04-19 10:06 | |
| 203.178.36.0/22 | ISP Availo Networks AB | Sweden | 📅 2002-04-10 02:11 | 📅 2002-04-17 04:09 | |
| 203.178.36.0/22 | ISP QTnet,Inc. | Japan | 📅 2001-10-27 07:33 | 📅 2002-04-08 12:26 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ISP APNIC-AP | 203.0.0.0/8 | 📅 2023-09-05 09:46 | 📅 2025-10-20 14:15 |
ENT NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 203.171.96.0/11 | 📅 2024-09-09 21:16 | 📅 2025-10-20 14:09 |
ENT JPNIC-NET-JP | 203.178.0.0/13 | 📅 2008-09-04 14:49 | 📅 2025-10-20 12:18 |
ISP SANKEI-NET-CIDR-BLK-JP | 203.178.36.0/22 | 📅 2019-06-21 03:41 | 📅 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 | 📅 2025-10-20 14:15 | |
| 203.171.96.0/11 |  RIPE | European Union | 📅 2024-09-09 21:16 | 📅 2025-10-20 14:09 | |
| 203.178.0.0/13 | APNIC | Japan | 📅 2008-09-04 14:49 | 📅 2025-10-20 12:18 | |
| 203.178.36.0/22 | APNIC | Japan | 📅 2019-06-21 03:41 | 📅 2025-10-20 11:55 |
