IP / ASN / Domain Lookup
IP Lookup Result
IP Address
204.139.45.0
Location
United States,Illinois,Chicago
ASN
Company
ISP
Masergy Communications, Inc.
Longitude
-87.6462
-87.6462
Latitude
41.8954
41.8954
Native IP
Residential
19%Risk Score
19% Risk Score
IP Address (Decimal)
3431673088
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 204.139.45.0/24 | ISP Masergy Communications, Inc. | United States | 📅 2025-02-08 23:59 | 📅 2025-10-20 11:55 | |
| 204.139.45.0/24 | ENT AAR Corp. | United States | 📅 2020-01-03 16:52 | 📅 2025-02-09 03:15 | |
| 204.139.45.0/24 | ISP AT&T Enterprises, LLC | United States | 📅 2017-01-01 08:39 | 📅 2018-12-25 10:19 | |
| 204.139.45.0/24 | ISP AT&T Enterprises, LLC | United States | 📅 2001-10-27 06:37 | 📅 2004-02-06 13:45 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ISP NET204 | 204.0.0.0/8 | 📅 1994-05-01 08:00 | 📅 2025-10-20 14:14 |
IDC NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 204.99.141.0/10 | 📅 2024-07-08 21:33 | 📅 2025-10-20 14:14 |
ISP AAR2 | 204.139.32.0/19 | 📅 1994-08-31 08:00 | 📅 2025-10-20 11:55 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 204.0.0.0/8 |  ARIN | -- | 📅 1994-05-01 08:00 | 📅 2025-10-20 14:14 | |
| 204.99.141.0/10 |  RIPE | European Union | 📅 2024-07-08 21:33 | 📅 2025-10-20 14:14 | |
| 204.139.32.0/19 | ARIN | -- | 📅 1994-08-31 08:00 | 📅 2025-10-20 11:55 |
