DNS IPv4 PTR responses
Dataset Details
This dataset includes the responses to the IPv4 PTR lookups for all non-blacklisted/private IPv4 addresses.
Dataset Schema
Full Dataset Listing
Existing Open Data users can sign in for access. See the About page for information on requesting access.
| File Name | SHA1-Fingerprint | Size | Updated At | |
|---|---|---|---|---|
|
2026-05-13-1778630829-rdns.json.gz |
sha1:1245d722ddacd976d710d2340dc4db00de7aa431 
|
11.0 GB | May 13, 2026 |
|
|
2026-05-06-1778025981-rdns.json.gz |
sha1:1eed616a321876f73c084388fd8b05494d0a73d1
|
11.0 GB | May 6, 2026 |
|
|
2026-04-29-1777421248-rdns.json.gz |
sha1:a4b8bb344d2f548100532202e4b24b6bceab4972
|
11.0 GB | April 29, 2026 |
|
|
2026-04-22-1776816380-rdns.json.gz |
sha1:0b32524b78eabec4d72323217dd9890f20a656ac
|
11.0 GB | April 22, 2026 |
|
|
2026-04-15-1776211586-rdns.json.gz |
3742d57fbb9dcf2f4951c9064cbd620d7a56ed46
|
11.0 GB | April 15, 2026 |
|
|
2026-04-08-1775606799-rdns.json.gz |
ff1360e2a071d848051c0d9037c4fcc49f8f6f62
|
11.0 GB | April 8, 2026 |
|
|
2026-04-01-1775004750-rdns.json.gz |
6fff735d30605ffdf632ec0fc9eeb73bbaf77049
|
11.0 GB | April 1, 2026 |
|
|
2026-03-25-1774397197-rdns.json.gz |
61ffee216c6b2946bafc5b0862af0a66e078e8ea
|
11.1 GB | March 25, 2026 |
|
|
2026-03-18-1773792406-rdns.json.gz |
aaad71576fe541b257fb44205501678fe8e47cd5
|
11.2 GB | March 18, 2026 |
|
|
2026-03-11-1773187622-rdns.json.gz |
befb4667db93a49b0e366cfece9ba14b536acf06
|
11.2 GB | March 11, 2026 |
