IP / ASN / Domain Lookup
IP Lookup Result
IP Address
137.145.21.1
Location
United States,California,Sunnyvale
ASN
Company
ENT
CENIC
Longitude
-121.6963
-121.6963
Latitude
37.2324
37.2324
Native IP
DataCenter
30%Risk Score
30% Risk Score
IP Address (Decimal)
2307986689
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 137.145.0.0/16 | ENT CENIC | United States | 📅 2005-05-24 14:43 | 📅 2025-11-16 02:02 | |
| 137.145.21.0/24 | ENT CENIC | United States | 📅 2024-02-08 06:57 | 📅 2025-11-16 02:01 | |
| 137.0.0.0/8 | ISP Verizon Business | United States | 📅 2006-03-23 01:39 | 📅 2006-04-14 00:51 | |
| 137.0.0.0/8 | UNK Unknown | -- | 📅 2006-02-28 23:19 | 📅 2006-02-28 23:26 | |
| 137.145.0.0/16 | ENT CENIC | United States | 📅 2001-10-27 05:48 | 📅 2005-04-20 12:48 | |
| 137.145.21.0/24 | ENT CENIC | United States | 📅 2003-12-11 11:39 | 📅 2003-12-11 11:46 | |
| 137.145.0.0/16 | ISP Availo Networks AB | Sweden | 📅 2002-04-10 17:55 | 📅 2002-04-17 13:12 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ENT NET137 | 137.0.0.0/8 | 📅 1993-05-01 08:00 | 📅 2025-11-16 07:45 |
ENT CALINET | 137.145.0.0/16 | 📅 1989-11-30 08:00 | 📅 2025-11-16 02:01 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 137.0.0.0/8 |  ARIN | -- | 📅 1993-05-01 08:00 | 📅 2025-11-16 07:45 | |
| 137.145.0.0/16 | ARIN | -- | 📅 1989-11-30 08:00 | 📅 2025-11-16 02:01 |
