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
2025-05-07-1746576430-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
2025-03-26-1742947603-rdns.json.gz
74e13f040a4482892b8cd8856f5af2cb0a974285
11.3 GB March 26, 2025
2025-03-19-1742342712-rdns.json.gz
c48fa2ceebafa37f29f7dff9ce5c2f2c93c52dfd
11.2 GB March 19, 2025
2025-03-12-1741737955-rdns.json.gz
9217388947c013158339691e3fbad3da1fe83598
11.1 GB March 12, 2025
2025-03-05-1741133232-rdns.json.gz
d98c660ac6fc38e946b0531bfe9f0ccd7ba05799
11.2 GB March 5, 2025