IP / ASN / Domain Lookup
IP Lookup Result
IP Address
138.157.16.255254.255.157.138.in-addr.arpa.
Location
Japan,Tokyo,Chiyoda City
ASN
Company
IDC
DoD Network Information Center
Longitude
139.7536
139.7536
Latitude
35.694
35.694
Roaming IP
Residential
31%Risk Score
31% Risk Score
IP Address (Decimal)
2325549311
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 138.144.0.0/12 | IDC DoD Network Information Center | United States | 📅 2017-01-01 08:39 | 📅 2025-10-20 00:47 | |
| 138.157.0.0/19 | IDC DoD Network Information Center | United States | 📅 2025-03-19 08:18 | 📅 2025-10-20 00:47 | |
| 138.157.16.0/21 | IDC DoD Network Information Center | United States | 📅 2017-01-01 08:35 | 📅 2025-03-21 09:42 | |
| 138.157.16.0/21 | ISP Headquarters, USAISC | United States | 📅 2020-01-02 10:56 | 📅 2021-04-23 21:02 | |
| 138.144.0.0/12 | IDC DoD Network Information Center | United States | 📅 2001-10-27 04:45 | 📅 2004-02-06 13:44 | |
| 138.0.0.0/8 | ISP Vodafone Americas | United States | 📅 2002-07-15 19:02 | 📅 2002-11-26 06:27 | |
| 138.144.0.0/12 | ISP Availo Networks AB | Sweden | 📅 2002-04-10 02:11 | 📅 2002-04-17 13:12 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
IDC ERX-NETBLOCK | 138.0.0.0/8 | 📅 2015-08-28 07:52 | 📅 2025-10-20 14:15 |
IDC USMC-MIL2 | 138.157.0.0/16 | 📅 2025-08-13 08:00 | 📅 2025-10-20 09:14 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 138.0.0.0/8 |  APNIC | Australia | 📅 2015-08-28 07:52 | 📅 2025-10-20 14:15 | |
| 138.157.0.0/16 |  ARIN | -- | 📅 2025-08-13 08:00 | 📅 2025-10-20 09:14 |
