IP / ASN / Domain Lookup
IP Lookup Result
IP Address
203.171.128.11
Location
Japan,Tokyo,Minato
ASN
Company
ISP
AT&T Enterprises, LLC
Longitude
139.7333
139.7333
Latitude
35.65
35.65
Native IP
Residential
19%Risk Score
19% Risk Score
IP Address (Decimal)
3417014283
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ISP APNIC-203 | 203.0.0.0/8 | 📅 1994-04-05 08:00 | 📅 2025-11-17 17:44 |
ISP NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 203.171.96.0/11 | 📅 2024-09-09 21:16 | 📅 2025-11-17 17:43 |
ISP ATT-MPN-AP | 203.171.128.0/19 | 📅 2020-07-07 13:02 | 📅 2025-11-17 16:52 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 203.0.0.0/8 |  ARIN | -- | 📅 1994-04-05 08:00 | 📅 2025-11-17 17:44 | |
| 203.171.96.0/11 |  RIPE | European Union | 📅 2024-09-09 21:16 | 📅 2025-11-17 17:43 | |
| 203.171.128.0/19 |  APNIC | Japan | 📅 2020-07-07 13:02 | 📅 2025-11-17 16:52 |
