IP / ASN / Domain Lookup
IP Lookup Result
IP Address
203.77.0.3host3.203770.gcn.net.tw.
Location
Taiwan,Taipei
ASN
Company
ISP
UNION BROADBAND NETWORK
Longitude
121.5533
121.5533
Latitude
25.083
25.083
Roaming IP
Residential
21%Risk Score
21% Risk Score
IP Address (Decimal)
3410821123
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 203.77.0.0/18 | ISP UNION BROADBAND NETWORK | Taiwan | 📅 2025-01-01 13:11 | 📅 2025-11-12 21:52 | |
| 203.77.0.0/19 | ISP UNION BROADBAND NETWORK | Taiwan | 📅 2023-05-15 00:05 | 📅 2025-02-15 08:16 | |
| 203.77.0.0/18 | UNK GCNet (Reach & Range Inc.) | Taiwan | 📅 2003-05-05 00:57 | 📅 2024-10-27 01:14 | |
| 203.77.0.0/20 | ISP UNION BROADBAND NETWORK | Taiwan | 📅 2023-05-15 00:05 | 📅 2024-10-26 10:15 | |
| 203.77.0.0/18 | ISP Availo Networks AB | Sweden | 📅 2002-04-10 02:11 | 📅 2002-04-11 19:38 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ISP APNIC-203 | 203.0.0.0/8 | 📅 1994-04-05 08:00 | 📅 2025-11-14 07:45 |
ISP NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 203.56.179.0/11 | 📅 2024-03-19 01:15 | 📅 2025-11-14 07:42 |
ISP TFN-TW-NET | 203.77.0.0/17 | 📅 2021-11-04 08:48 | 📅 2025-11-14 07:33 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 203.0.0.0/8 |  ARIN | -- | 📅 1994-04-05 08:00 | 📅 2025-11-14 07:45 | |
| 203.56.179.0/11 |  RIPE | European Union | 📅 2024-03-19 01:15 | 📅 2025-11-14 07:42 | |
| 203.77.0.0/17 |  APNIC | Taiwan | 📅 2021-11-04 08:48 | 📅 2025-11-14 07:33 |
