Blocks sold in pieces · IPv4 · 16,777,216 addresses
56.0.0.0/8
Sold in pieces
- Sellers
- United States Postal Service., United States Postal Service
- Pieces
- 91 since 2008-12-01, the latest on 2025-04-18
- Share sold
- 41% (6,946,816 of 16,777,216 addresses)
- Buyers
- Amazon.com, Inc.
Now
- ARIN statistics
- Allocated (dated 1992-11-02), allocated (dated 2022-01-05), allocated (dated 2022-04-04), allocated (dated 2022-06-24), allocated (dated 2022-08-30), allocated (dated 2022-12-09), allocated (dated 2023-03-14), allocated (dated 2023-06-01), allocated (dated 2023-07-21), allocated (dated 2024-11-25), allocated (dated 2025-04-18) (US), in the latest file
The block as ARIN's statistics listed it on 2008-11-27 or the day before a piece was transferred, whichever is larger. Registries often list what's left in smaller records after a sale.
The pieces
| Date | Piece | What happened | From | To |
|---|---|---|---|---|
| 2022-01-05 | 56.54.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-01-05 | 56.79.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-01-05 | 56.87.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-01-05 | 56.255.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-04-04 | 56.17.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-04-04 | 56.27.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-04-04 | 56.33.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-04-04 | 56.67.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-04-04 | 56.157.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-04-04 | 56.212.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-04-04 | 56.234.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-06-24 | 56.43.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-06-24 | 56.48.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-06-24 | 56.82.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-06-24 | 56.96.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-06-24 | 56.98.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-06-24 | 56.104.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-06-24 | 56.109.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-06-24 | 56.133.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-06-24 | 56.147.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-06-24 | 56.149.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-06-24 | 56.176.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-06-24 | 56.184.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-06-24 | 56.188.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-06-24 | 56.243.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-08-30 | 56.44.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-08-30 | 56.53.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-08-30 | 56.56.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-08-30 | 56.59.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-08-30 | 56.93.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-08-30 | 56.116.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-08-30 | 56.134.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-08-30 | 56.136.0.0/15 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-08-30 | 56.159.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-08-30 | 56.199.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-12-09 | 56.38.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-12-09 | 56.40.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-12-09 | 56.68.0.0/15 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-12-09 | 56.71.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-12-09 | 56.110.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-12-09 | 56.113.0.0 - 56.114.255.255 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-12-09 | 56.138.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-12-09 | 56.164.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-12-09 | 56.167.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-12-09 | 56.178.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-12-09 | 56.219.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-12-09 | 56.229.0.0 - 56.230.255.255 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-12-09 | 56.233.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-12-09 | 56.236.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2022-12-09 | 56.249.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-03-14 | 56.46.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-03-14 | 56.65.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-03-14 | 56.81.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-03-14 | 56.89.0.0 - 56.90.255.255 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-03-14 | 56.103.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-03-14 | 56.119.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-03-14 | 56.145.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-03-14 | 56.151.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-03-14 | 56.162.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-03-14 | 56.169.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-03-14 | 56.225.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-03-14 | 56.227.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-06-01 | 56.61.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-06-01 | 56.152.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-06-01 | 56.161.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-06-01 | 56.173.0.0 - 56.174.255.255 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-06-01 | 56.180.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-06-01 | 56.182.0.0/15 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-06-01 | 56.191.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-06-01 | 56.202.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-06-01 | 56.210.0.0/15 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-06-01 | 56.214.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-06-01 | 56.216.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-07-21 | 56.63.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-07-21 | 56.73.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-07-21 | 56.155.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-07-21 | 56.200.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-07-21 | 56.221.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-07-21 | 56.244.0.0 - 56.246.255.255 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2023-07-21 | 56.252.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2024-11-25 | 56.2.0.0/15 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2024-11-25 | 56.6.0.0/15 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2024-11-25 | 56.9.0.0 - 56.11.255.255 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2024-11-25 | 56.13.0.0 - 56.14.255.255 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2024-11-25 | 56.19.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2024-11-25 | 56.30.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2024-11-25 | 56.250.0.0/16 | Intra-ARIN transfer | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
| 2025-04-18 | 56.1.0.0/16 | Intra-ARIN transfer | United States Postal Service ARIN | Amazon.com, Inc. ARIN |
| 2025-04-18 | 56.74.0.0/16 | Intra-ARIN transfer | United States Postal Service ARIN | Amazon.com, Inc. ARIN |
| 2025-04-18 | 56.121.0.0/16 | Intra-ARIN transfer | United States Postal Service ARIN | Amazon.com, Inc. ARIN |
| 2025-04-18 | 56.239.0.0/16 | Intra-ARIN transfer | United States Postal Service ARIN | Amazon.com, Inc. ARIN |
Transfer records (100+)
| Date (UTC) | Log | Type | Range moved | From | To |
|---|---|---|---|---|---|
| ARIN | Resource transfer | 56.1.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.4.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.5.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.8.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.12.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.15.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.18.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.20.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.21.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.22.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.23.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.24.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.25.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.26.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.28.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.29.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.31.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.41.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.47.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.58.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.60.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.62.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.74.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.84.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.85.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.102.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.106.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.118.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.121.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.153.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.154.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.160.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.171.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.172.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.239.0.0/16 | United States Postal Service ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.2.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.3.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.6.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.7.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.9.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.10.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.11.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.13.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.14.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.19.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.30.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.92.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.190.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.247.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.250.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.63.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.73.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.91.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.155.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.200.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.208.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.209.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.213.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.215.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.217.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.218.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.221.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.228.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.232.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.240.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.244.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.245.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.246.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.248.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.252.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.34.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.39.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.61.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.80.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.144.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.146.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.150.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.152.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.161.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.163.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.165.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.166.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.168.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.173.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.174.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.177.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.180.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.182.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.183.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.191.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.193.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.194.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.195.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.196.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.197.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.202.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.210.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.211.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.214.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN | |
| ARIN | Resource transfer | 56.216.0.0/16 | United States Postal Service. ARIN | Amazon.com, Inc. ARIN |
Every record in the registries' transfer logs that moved any part of this block. A transfer between two registries is in both logs.