IP / ASN / Domain Lookup
IP Lookup Result
IP Address
199.16.243.0
Location
Portugal,Lisbon District,Lisbon
ASN
Company
ISP
Tomas Oliveira Valente Leite de Castro
Longitude
-9.1485
-9.1485
Latitude
38.7263
38.7263
Roaming IP
Residential
21%Risk Score
21% Risk Score
IP Address (Decimal)
3339776768
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 199.16.242.0/23 | ISP Tomas Oliveira Valente Leite de Castro | Portugal | 📅 2024-03-13 02:47 | 📅 2025-10-20 00:46 | |
| 199.16.240.0/22 | IDC Alpha1Servers, LLC | United States | 📅 2022-01-08 18:37 | 📅 2025-05-16 08:07 | |
| 199.16.242.0/23 | IDC Joel Reis da Conceicao trading as WebTejo | Portugal | 📅 2025-01-15 04:58 | 📅 2025-02-07 06:39 | |
| 199.16.243.0/24 | ISP Tomas Oliveira Valente Leite de Castro | Portugal | 📅 2023-10-27 00:58 | 📅 2024-03-11 20:29 | |
| 199.16.243.0/24 | IDC Alpha1Servers, LLC | United States | 📅 2021-01-01 13:35 | 📅 2021-10-26 17:56 | |
| 199.16.243.0/24 | ISP HOSTCIRCLE INC. | United States | 📅 2017-01-01 08:39 | 📅 2017-08-11 03:26 | |
| 199.0.0.0/8 | ISP Swisscom (Schweiz) AG | Switzerland | 📅 2003-08-26 16:18 | 📅 2003-09-22 21:48 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ENT NET199 | 199.0.0.0/8 | 📅 1993-05-01 08:00 | 📅 2025-11-01 17:44 |
ENT NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 199.16.106.0/13 | 📅 2025-03-03 22:53 | 📅 2025-11-01 16:01 |
ENT ALPHA1-NET-01 | 199.16.240.0/22 | 📅 2019-12-30 08:00 | 📅 2025-10-30 23:09 |
ENT CASTRO-TELECOM | 199.16.241.0/22 | 📅 2024-05-07 08:00 | 📅 2025-10-30 23:09 |
ISP WEBTEJO | 199.16.242.0/23 | 📅 2024-10-29 08:00 | 📅 2025-10-20 00:46 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 199.0.0.0/8 |  ARIN | -- | 📅 1993-05-01 08:00 | 📅 2025-11-01 17:44 | |
| 199.16.106.0/13 |  RIPE | European Union | 📅 2025-03-03 22:53 | 📅 2025-11-01 16:01 | |
| 199.16.240.0/22 | ARIN | -- | 📅 2019-12-30 08:00 | 📅 2025-10-30 23:09 | |
| 199.16.241.0/22 | ARIN | -- | 📅 2024-05-07 08:00 | 📅 2025-10-30 23:09 | |
| 199.16.242.0/23 | ARIN | -- | 📅 2024-10-29 08:00 | 📅 2025-10-20 00:46 |
