United States Postal Service
Cluster stats
| Netblocks | 62 |
| All fragments | 66 blocks across 2 clusters |
| Cluster ID | 191608297 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 7 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (62)
showing 50 of 62 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 56.0.0.0/16 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.0.32.0/20 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.0.64.0/19 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.0.91.0/24 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.0.95.0/24 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.0.103.0/24 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.0.128.0/19 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.0.146.0/24 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.0.151.0/24 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.0.152.0/24 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.0.155.0/24 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.0.192.0/20 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.0.208.0/20 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.37.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.42.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.64.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.72.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.75.0.0 – 56.78.255.255 | United States Postal Service | ARIN | ● high | |
| 56.83.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.88.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.94.0.0/15 | United States Postal Service | ARIN | ● high | |
| 56.105.0.0/16 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.105.64.0/18 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.105.65.0/24 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.105.67.0/24 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.105.72.0/21 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.105.80.0/22 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.105.84.0/23 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.105.108.0/22 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.105.120.0/22 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.105.128.0/24 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.105.128.0/18 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.105.129.0/24 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.105.156.0/22 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.105.164.0/22 | United States Postal Service | BGP | ANNOUNCED | ● high |
| 56.111.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.120.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.135.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.140.0.0/14 | United States Postal Service | ARIN | ● high | |
| 56.148.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.158.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.170.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.175.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.179.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.181.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.189.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.192.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.198.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.201.0.0/16 | United States Postal Service | ARIN | ● high | |
| 56.203.0.0 – 56.207.255.255 | United States Postal Service | ARIN | ● high |
NIC Handles
AS5774
KONTO18-ARIN
USPS-3-Z
YOKLA1-ARIN
ZU38-ARIN
ZU38-ARIN
ZU38-ARIN