IP / ASN / Domain Lookup
IP Lookup Result
IP Address
210.51.20.1
Location
China,Beijing Municipality
ASN
Company
ISP
China Unicom
Longitude
116.4154
116.4154
Latitude
39.8905
39.8905
Roaming IP
Residential
21%Risk Score
21% Risk Score
IP Address (Decimal)
3526562817
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 210.51.20.0/22 | ISP China Unicom | China | 📅 2021-10-08 12:32 | 📅 2025-10-31 04:00 | |
| 210.51.0.0/16 | ISP China Netcom Backbone | China | 📅 2017-01-01 08:37 | 📅 2025-10-30 05:19 | |
| 210.51.20.0/22 | ISP China Unicom Shanghai network | China | 📅 2017-01-01 08:39 | 📅 2021-09-04 04:18 | |
| 210.51.0.0/16 | ISP Flat C, 16/F, Skyline Tower, | Hong Kong SAR China | 📅 2018-02-28 16:19 | 📅 2018-03-06 15:13 | |
| 210.51.20.0/23 | ISP China Netcom Backbone | China | 📅 2002-04-18 17:17 | 📅 2004-02-06 10:45 | |
| 210.51.20.0/22 | ISP China Netcom Backbone | China | 📅 2003-01-17 23:19 | 📅 2004-02-06 10:45 | |
| 210.51.20.0/24 | ISP China Netcom Backbone | China | 📅 2003-11-10 09:54 | 📅 2004-01-06 09:16 | |
| 210.51.0.0/16 | ISP Availo Networks AB | Sweden | 📅 2002-04-10 02:12 | 📅 2002-04-10 11:34 | |
| 210.0.0.0/8 | IDC California Education and Research Federation Network | United States | 📅 2002-02-22 01:57 | 📅 2002-02-22 02:19 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ENT NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 209.251.254.0/6 | 📅 2019-01-07 18:47 | 📅 2025-10-31 17:42 |
ENT APNIC-CIDR-BLK2 | 210.0.0.0/8 | 📅 1996-07-01 08:00 | 📅 2025-10-31 17:42 |
ISP UNICOM-CN | 210.51.0.0/16 | 📅 2023-10-21 11:28 | 📅 2025-10-31 04:00 |
ISP CNC-SH-IDC | 210.51.20.0/18 | 📅 2008-09-04 14:57 | 📅 2025-10-31 04:00 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 209.251.254.0/6 |  RIPE | European Union | 📅 2019-01-07 18:47 | 📅 2025-10-31 17:42 | |
| 210.0.0.0/8 |  ARIN | -- | 📅 1996-07-01 08:00 | 📅 2025-10-31 17:42 | |
| 210.51.0.0/16 |  APNIC | China | 📅 2023-10-21 11:28 | 📅 2025-10-31 04:00 | |
| 210.51.20.0/18 | APNIC | China | 📅 2008-09-04 14:57 | 📅 2025-10-31 04:00 |
