IP / ASN / Domain Lookup
IP Lookup Result
IP Address
163.28.8.2twcache.sinica.edu.tw.
Location
Taiwan,Taipei
ASN
Company
ISP
Taiwan Academic Network (TANet) Information Center
Longitude
121.5533
121.5533
Latitude
25.083
25.083
Roaming IP
DataCenter
25%Risk Score
25% Risk Score
IP Address (Decimal)
2736523266
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 163.28.0.0/16 | EDU Taiwan Academic Network(TANet) | Taiwan | 📅 2003-05-04 18:05 | 📅 2025-12-29 18:14 | |
| 163.0.0.0/8 | GOV RIPE NCC ASN block | -- | 📅 2006-02-28 23:19 | 📅 2006-02-28 23:26 | |
| 163.28.8.0/21 | EDU TaiWan Advanced Research and Education Network(TWAREN) | Taiwan | 📅 2003-01-11 00:31 | 📅 2004-02-22 14:01 | |
| 163.28.0.0/16 | ISP Availo Networks AB | Sweden | 📅 2002-04-10 02:11 | 📅 2002-04-17 04:09 | |
| 163.28.8.0/21 | EDU Academia Sinica Network(ASNet) | Taiwan | 📅 2001-10-27 06:37 | 📅 2002-02-03 12:13 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ISP APNIC-ERX-163 | 163.0.0.0/8 | 📅 1993-05-01 08:00 | 📅 2025-12-07 07:44 |
ISP TANET-B | 163.13.0.0/12 | 📅 2021-11-04 08:48 | 📅 2025-12-07 03:13 |
ISP T-EDU.TW-NET | 163.28.0.0/16 | 📅 - | 📅 2025-12-07 03:13 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 163.0.0.0/8 |  ARIN | -- | 📅 1993-05-01 08:00 | 📅 2025-12-07 07:44 | |
| 163.13.0.0/12 |  APNIC | Taiwan | 📅 2021-11-04 08:48 | 📅 2025-12-07 03:13 | |
| 163.28.0.0/16 | APNIC | Taiwan | 📅 - | 📅 2025-12-07 03:13 |
