IPv4 prefix
159.63.176.0/21
- IP Prefix (CIDR)
- 159.63.176.0/21
- Subnet Mask
- 255.255.248.0
- Address Count
- 2,048
- Owner
- IPNetZone
- Handle
- IPNET-1
- Address
- 7900 Tysons One Place McLean VA 22102 United States
- Registry
- ARIN
- Registered Prefix
- 159.63.176.0/21 (159.63.176.0 - 159.63.183.255)
- Delegated Prefix
- 159.63.0.0/16 (159.63.0.0 - 159.63.255.255)
| Announced Prefix | Relationship | Origin ASN | Description | Country | First Address | Last Address |
|---|---|---|---|---|---|---|
| 159.63.176.0/21 | Exact | AS3257 | GTT Communications Inc. |
United States of America (US)
|
159.63.176.0 | 159.63.183.255 |
| 159.63.179.0/24 | More specific | AS3356 | Level 3 Parent LLC |
United States of America (US)
|
159.63.179.0 | 159.63.179.255 |
| 159.63.180.0/24 | More specific | AS3356 | Level 3 Parent LLC |
United States of America (US)
|
159.63.180.0 | 159.63.180.255 |