IPv4 market trends

Prices from IPv4.Global prior sales, last fetched 12 Oct 2026, 00:15 UTC.

Block size
Registry

United States Postal Service

US. Active in the transfer logs from 25 Nov 2024 to 18 Apr 2025 in this period. Published as United States Postal Service; United States Postal Service..

0addresses bought in 0 transfers
3.3Maddresses sold in 50 transfers
−3.3Mnet change in address space

50 transfers

Every range this organisation was on either side of, newest first, including mergers and acquisitions. Addresses are the size of the range; a block is shown when the range is one CIDR prefix.

DateRangeBlockAddressesSideCounterpartyRegistriesKind
18 Apr 2025 56.153.0.0 – 56.153.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.62.0.0 – 56.62.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.29.0.0 – 56.29.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.118.0.0 – 56.118.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.22.0.0 – 56.22.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.31.0.0 – 56.31.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.24.0.0 – 56.24.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.23.0.0 – 56.23.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.171.0.0 – 56.171.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.25.0.0 – 56.25.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.47.0.0 – 56.47.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.102.0.0 – 56.102.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.8.0.0 – 56.8.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.84.0.0 – 56.84.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.172.0.0 – 56.172.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.18.0.0 – 56.18.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.60.0.0 – 56.60.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.21.0.0 – 56.21.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.12.0.0 – 56.12.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.1.0.0 – 56.1.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.28.0.0 – 56.28.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.58.0.0 – 56.58.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.74.0.0 – 56.74.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.106.0.0 – 56.106.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.239.0.0 – 56.239.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.41.0.0 – 56.41.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.4.0.0 – 56.4.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.26.0.0 – 56.26.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.85.0.0 – 56.85.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.121.0.0 – 56.121.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.15.0.0 – 56.15.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.20.0.0 – 56.20.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.154.0.0 – 56.154.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.5.0.0 – 56.5.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
18 Apr 2025 56.160.0.0 – 56.160.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
25 Nov 2024 56.250.0.0 – 56.250.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
25 Nov 2024 56.6.0.0 – 56.6.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
25 Nov 2024 56.13.0.0 – 56.13.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
25 Nov 2024 56.92.0.0 – 56.92.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
25 Nov 2024 56.2.0.0 – 56.2.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
25 Nov 2024 56.30.0.0 – 56.30.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
25 Nov 2024 56.19.0.0 – 56.19.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
25 Nov 2024 56.247.0.0 – 56.247.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
25 Nov 2024 56.190.0.0 – 56.190.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
25 Nov 2024 56.9.0.0 – 56.9.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
25 Nov 2024 56.10.0.0 – 56.10.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
25 Nov 2024 56.14.0.0 – 56.14.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
25 Nov 2024 56.7.0.0 – 56.7.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
25 Nov 2024 56.11.0.0 – 56.11.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer
25 Nov 2024 56.3.0.0 – 56.3.255.255 /16 65.5K Sold Amazon.com, Inc. (US) ARIN Market transfer