DNS IPv4 PTR responses

Study Details

Study

Reverse DNS (RDNS)

Author

Project Sonar | Rapid7

Contact

Rapid7 Labs

Dataset Details

This dataset includes the responses to the IPv4 PTR lookups for all non-blacklisted/private IPv4 addresses.

Dataset Schema

Full Dataset Listing

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File Name SHA1-Fingerprint Size Updated At
2025-06-04-1748995604-rdns.json.gz
979c493765a9983fe68123b482b38ce72510327e
11.6 GB June 5, 2025
2025-05-28-1748390893-rdns.json.gz
aba102ab6e6d1e6469ce496788f56ca904aabd12
11.4 GB May 28, 2025
2025-05-21-1747786018-rdns.json.gz
cb06cfbf5efd2fd8057e28aac558ef68f9882c75
11.5 GB May 21, 2025
2025-05-14-1747181192-rdns.json.gz
a71d42438d53559bbc79332c4688c1d7bb1bfe65
11.5 GB May 14, 2025
2025-05-07-1746576430-rdns.json.gz
f765c4cfb60132ae508e31026ef59b008f507e74
11.5 GB May 7, 2025
2025-04-30-1745971633-rdns.json.gz
3040954dcc2d29e8bc1b9ea40c67da26762ac773
11.5 GB April 30, 2025
2025-04-23-1745366892-rdns.json.gz
808adca2e5ea188676dd53ac97b99ec92b0a8736
11.4 GB April 23, 2025
2025-04-16-1744762074-rdns.json.gz
4409c3e171be890b72d94782ed572341acbc4bb4
11.3 GB April 16, 2025
2025-04-09-1744157265-rdns.json.gz
b7bfb11284b7009f37ee963f652c37b8d58866ab
11.3 GB April 9, 2025
2025-04-02-1743552586-rdns.json.gz
ae333e24f9abb1b741af60124e37b61b7770f750
11.3 GB April 2, 2025