IP / ASN / Domain Lookup
IP Lookup Result
IP Address
205.143.251.237
Location
United States,Colorado,Denver
Company
Unknown
Longitude
-104.8764
-104.8764
Latitude
39.762
39.762
Native IP
DataCenter
31%Risk Score
31% Risk Score
IP Address (Decimal)
3448765421
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 205.143.248.0/22 | ISP National Jewish Medical and Research Center Corporation | United States | 📅 2022-10-27 00:08 | 📅 2025-04-05 03:52 | |
| 205.143.251.0/24 | ISP National Jewish Medical and Research Center Corporation | United States | 📅 2021-10-19 01:20 | 📅 2022-05-16 07:15 | |
| 205.143.248.0/21 | ISP National Jewish Medical and Research Center Corporation | United States | 📅 2011-10-19 15:32 | 📅 2021-10-26 17:57 | |
| 205.143.251.0/24 | IDC Psychz Networks | United States | 📅 2020-01-10 09:37 | 📅 2020-01-11 11:24 | |
| 205.0.0.0/8 | ISP DJG PROVEDOR E SERVICOS DE TELECOMUNICACOES | Brazil | 📅 2018-04-26 19:39 | 📅 2018-04-27 00:49 | |
| 205.143.248.0/21 | IDC Lumen AS209 | United States | 📅 2003-11-08 06:59 | 📅 2011-01-28 14:53 | |
| 205.0.0.0/8 | GOV RIPE NCC ASN block | -- | 📅 2006-02-28 23:19 | 📅 2006-02-28 23:26 | |
| 205.143.251.0/24 | IDC Lumen AS209 | United States | 📅 2003-10-30 15:23 | 📅 2003-11-08 07:03 | |
| 205.143.248.0/21 | ISP CenturyLink Communications, LLC | United States | 📅 2001-10-27 06:37 | 📅 2003-10-31 02:19 | |
| 205.143.251.0/24 | ISP CenturyLink Communications, LLC | United States | 📅 2001-10-27 06:37 | 📅 2003-10-30 23:22 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ISP National Jewish Medical and Research Center Corporation | 205.143.251.0/24 | 📅 2021-10-19 01:20 | 📅 2022-05-16 07:15 |
IDC Psychz Networks | 205.143.251.0/24 | 📅 2020-01-10 09:37 | 📅 2020-01-11 11:24 |
IDC Lumen AS209 | 205.143.251.0/24 | 📅 2003-10-30 15:23 | 📅 2003-11-08 07:03 |
ISP CenturyLink Communications, LLC | 205.143.251.0/24 | 📅 2001-10-27 06:37 | 📅 2003-10-30 23:22 |
ISP National Jewish Medical and Research Center Corporation | 205.143.248.0/22 | 📅 2022-10-27 00:08 | 📅 2025-04-05 03:52 |
ISP National Jewish Medical and Research Center Corporation | 205.143.248.0/21 | 📅 2011-10-19 15:32 | 📅 2021-10-26 17:57 |
IDC Lumen AS209 | 205.143.248.0/21 | 📅 2003-11-08 06:59 | 📅 2011-01-28 14:53 |
ISP CenturyLink Communications, LLC | 205.143.248.0/21 | 📅 2001-10-27 06:37 | 📅 2003-10-31 02:19 |
ISP DJG PROVEDOR E SERVICOS DE TELECOMUNICACOES | 205.0.0.0/8 | 📅 2018-04-26 19:39 | 📅 2018-04-27 00:49 |
GOV RIPE NCC ASN block | 205.0.0.0/8 | 📅 2006-02-28 23:19 | 📅 2006-02-28 23:26 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 205.143.248.0/21 |  ARIN | -- | 📅 1995-06-15 08:00 | 📅 2026-01-04 17:55 | |
| 205.134.248.0/12 |  RIPE | European Union | 📅 2025-05-28 21:31 | 📅 2026-01-05 07:39 | |
| 205.0.0.0/8 | ARIN | -- | 📅 1994-05-01 08:00 | 📅 2026-01-05 07:59 |
