IP / ASN / Domain Lookup
IP Lookup Result
IP Address
203.17.42.0
Location
Australia,New South Wales,Sydney
ASN
Company
ISP
Telstra Limited
Longitude
151.2073
151.2073
Latitude
-33.8679
-33.8679
Native IP
Residential
19%Risk Score
19% Risk Score
IP Address (Decimal)
3406899712
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 203.17.40.0/21 | ISP Telstra Limited | Australia | 📅 2022-01-02 16:05 | 📅 2025-10-20 00:46 | |
| 203.17.40.0/21 | ISP PT Reach Network Services Indonesia | Indonesia | 📅 2003-01-11 02:46 | 📅 2018-12-26 05:01 | |
| 203.17.42.0/23 | ISP PT Reach Network Services Indonesia | Indonesia | 📅 2017-03-04 06:26 | 📅 2017-03-04 11:56 | |
| 203.17.40.0/21 | ISP Availo Networks AB | Sweden | 📅 2002-04-12 23:35 | 📅 2002-04-17 09:43 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ISP APNIC-203 | 203.0.0.0/8 | 📅 1994-04-05 08:00 | 📅 2025-10-29 17:45 |
ISP NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 203.16.208.0/16 | 📅 2024-10-22 22:41 | 📅 2025-10-27 08:38 |
ISP TELSTRAINTERNET-AU | 203.17.40.0/21 | 📅 2024-05-10 08:50 | 📅 2025-10-20 00:46 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 203.0.0.0/8 |  ARIN | -- | 📅 1994-04-05 08:00 | 📅 2025-10-29 17:45 | |
| 203.16.208.0/16 |  RIPE | European Union | 📅 2024-10-22 22:41 | 📅 2025-10-27 08:38 | |
| 203.17.40.0/21 |  APNIC | Australia | 📅 2024-05-10 08:50 | 📅 2025-10-20 00:46 |
