IP / ASN / Domain Lookup
IP Lookup Result
IP Address
216.21.230.255
Location
United States,Massachusetts,Waltham
ASN
Company
ISP
Constant Contact, Inc
Longitude
-71.3919
-71.3919
Latitude
42.4855
42.4855
Native IP
Residential
19%Risk Score
19% Risk Score
IP Address (Decimal)
3625314047
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 216.21.230.0/24 | ISP Constant Contact, Inc | United States | 📅 2023-01-21 09:51 | 📅 2025-10-20 11:55 | |
| 216.21.230.0/23 | ISP Network Solutions, LLC | United States | 📅 2022-10-27 00:07 | 📅 2024-10-24 10:36 | |
| 216.21.230.0/24 | ISP Network Solutions, LLC | United States | 📅 2017-01-01 08:37 | 📅 2022-08-30 23:00 | |
| 216.21.230.0/24 | ENT F5, Inc. | United States | 📅 2020-09-20 08:09 | 📅 2020-09-25 05:16 | |
| 216.0.0.0/8 | ISP CONECT INTERNET PROVIDER | Brazil | 📅 2018-04-26 19:39 | 📅 2018-04-27 00:49 | |
| 216.21.224.0/20 | ISP Register.com, Inc | United States | 📅 2001-10-27 06:37 | 📅 2004-02-06 13:45 | |
| 216.0.0.0/8 | ISP Swisscom (Schweiz) AG | Switzerland | 📅 2003-08-26 15:32 | 📅 2003-09-22 21:49 | |
| 216.21.228.0/22 | ISP Register.com, Inc | United States | 📅 2001-10-27 06:37 | 📅 2002-12-19 21:26 | |
| 216.21.224.0/20 | ISP Availo Networks AB | Sweden | 📅 2002-04-10 02:12 | 📅 2002-04-17 04:09 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ISP NET216 | 216.0.0.0/8 | 📅 1998-04-01 08:00 | 📅 2025-10-27 08:35 |
IDC NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 214.0.0.0/6 | 📅 2024-08-05 22:11 | 📅 2025-10-27 08:28 |
ISP CONST-21 | 216.21.230.0/24 | 📅 2022-10-11 08:00 | 📅 2025-10-20 11:55 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 216.0.0.0/8 |  ARIN | -- | 📅 1998-04-01 08:00 | 📅 2025-10-27 08:35 | |
| 214.0.0.0/6 |  RIPE | European Union | 📅 2024-08-05 22:11 | 📅 2025-10-27 08:28 | |
| 216.21.230.0/24 | ARIN | -- | 📅 2022-10-11 08:00 | 📅 2025-10-20 11:55 |
