IPv4 prefix
137.0.0.0/13
- IP Prefix (CIDR)
- 137.0.0.0/13
- Subnet Mask
- 255.248.0.0
- Address Count
- 524,288
- Owner
- Air Force Systems Networking
- Handle
- 7ESG
- Address
- 501 EAST MOORE DR. BLDG 884 RM 1100 GUNTHER ANNEX MAXWELL AFB AL 36114 United States
- Registry
- ARIN
- Registered Prefixes
-
137.0.0.0/16 (137.0.0.0 - 137.0.255.255)
137.1.0.0/16 (137.1.0.0 - 137.1.255.255)
137.2.0.0/16 (137.2.0.0 - 137.2.255.255)
137.3.0.0/16 (137.3.0.0 - 137.3.255.255)
137.4.0.0/16 (137.4.0.0 - 137.4.255.255)
137.5.0.0/16 (137.5.0.0 - 137.5.255.255)
137.6.0.0/16 (137.6.0.0 - 137.6.255.255)
137.7.0.0/16 (137.7.0.0 - 137.7.255.255)
| Announced Prefix | Relationship | Origin ASN | Description | Country | First Address | Last Address |
|---|---|---|---|---|---|---|
| 137.0.0.0/13 | Exact | AS721 | United States Department of Defense (DoD) |
United States of America (US)
|
137.0.0.0 | 137.7.255.255 |
| 137.0.0.0/16 | More specific | AS391 | Air Force Systems Networking |
United States of America (US)
|
137.0.0.0 | 137.0.255.255 |
| 137.1.0.0/16 | More specific | AS56 | United States Department of Defense (DoD) |
United States of America (US)
|
137.1.0.0 | 137.1.255.255 |
| 137.2.0.0/18 | More specific | AS56 | United States Department of Defense (DoD) |
United States of America (US)
|
137.2.0.0 | 137.2.63.255 |
| 137.2.64.0/20 | More specific | AS56 | United States Department of Defense (DoD) |
United States of America (US)
|
137.2.64.0 | 137.2.79.255 |
| 137.2.80.0/21 | More specific | AS56 | United States Department of Defense (DoD) |
United States of America (US)
|
137.2.80.0 | 137.2.87.255 |
| 137.2.112.0/20 | More specific | AS56 | United States Department of Defense (DoD) |
United States of America (US)
|
137.2.112.0 | 137.2.127.255 |
| 137.2.128.0/18 | More specific | AS56 | United States Department of Defense (DoD) |
United States of America (US)
|
137.2.128.0 | 137.2.191.255 |
| 137.3.0.0/16 | More specific | AS56 | United States Department of Defense (DoD) |
United States of America (US)
|
137.3.0.0 | 137.3.255.255 |
| 137.4.0.0/16 | More specific | AS56 | United States Department of Defense (DoD) |
United States of America (US)
|
137.4.0.0 | 137.4.255.255 |
| 137.6.0.0/17 | More specific | AS56 | United States Department of Defense (DoD) |
United States of America (US)
|
137.6.0.0 | 137.6.127.255 |
| 137.6.128.0/18 | More specific | AS56 | United States Department of Defense (DoD) |
United States of America (US)
|
137.6.128.0 | 137.6.191.255 |
| 137.6.192.0/19 | More specific | AS56 | United States Department of Defense (DoD) |
United States of America (US)
|
137.6.192.0 | 137.6.223.255 |
| 137.7.0.0/16 | More specific | AS56 | United States Department of Defense (DoD) |
United States of America (US)
|
137.7.0.0 | 137.7.255.255 |