IP / ASN / Domain Lookup
IP Lookup Result
IP Address
121.203.231.253m121-203-231-253.smartone.com.
Location
Hong Kong,Hong Kong,Hong Kong
ASN
Company
ISP
SmarTone Mobile Communications Ltd
Longitude
114.1666
114.1666
Latitude
22.25
22.25
Roaming IP
Residential
21%Risk Score
21% Risk Score
IP Address (Decimal)
2043406333
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 121.203.224.0/20 | ISP SmarTone Mobile Communications Ltd | Hong Kong SAR China | 📅 2017-01-01 08:39 | 📅 2025-11-14 11:09 | |
| 121.202.0.0/15 | ISP SmarTone Mobile Communications Ltd | Hong Kong SAR China | 📅 2017-01-01 08:39 | 📅 2025-11-14 11:09 | |
| 121.203.224.0/21 | ISP SmarTone Mobile Communications Ltd | Hong Kong SAR China | 📅 2017-09-22 00:44 | 📅 2024-02-06 15:03 | |
| 121.0.0.0/8 | ISP MTN SA | South Africa | 📅 2003-12-09 13:07 | 📅 2005-08-11 17:45 | |
| 121.0.0.0/8 | ISP Kertinis valstybes telekomunikaciju centras | Lithuania | 📅 2005-06-09 20:39 | 📅 2005-06-09 21:21 | |
| 121.0.0.0/8 | UNK Unknown | -- | 📅 2004-06-18 04:47 | 📅 2004-12-14 19:49 | |
| 121.0.0.0/8 | ISP Tele2 Sverige AB | Sweden | 📅 2004-05-07 19:39 | 📅 2004-05-26 13:58 | |
| 121.0.0.0/8 | IDC Level 3 Parent, LLC | United States | 📅 2004-03-25 22:55 | 📅 2004-03-26 01:41 | |
| 121.0.0.0/8 | ISP Harbor Communications | United States | 📅 2003-03-03 02:55 | 📅 2003-03-03 03:44 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ISP NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 121.127.64.0/8 | 📅 2022-12-08 23:20 | 📅 2025-11-14 17:17 |
IDC APNIC-121 | 121.0.0.0/8 | 📅 2006-01-06 08:00 | 📅 2025-11-14 17:17 |
ISP SMARTONE-MB | 121.202.0.0/15 | 📅 2020-05-16 14:32 | 📅 2025-11-14 11:09 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 121.127.64.0/8 |  RIPE | European Union | 📅 2022-12-08 23:20 | 📅 2025-11-14 17:17 | |
| 121.0.0.0/8 |  ARIN | -- | 📅 2006-01-06 08:00 | 📅 2025-11-14 17:17 | |
| 121.202.0.0/15 |  APNIC | Hong Kong SAR China | 📅 2020-05-16 14:32 | 📅 2025-11-14 11:09 |
