Description
This dataset contains IP Prefix to Autonomous System (AS) mappings
derived from RouteViews data.
Files are created on a daily basis, starting from 2005-05-09.
The file format is line-oriented, with one prefix-AS mapping per line. The tab-separated fields are:
- IP prefix
- prefix length
- AS number
More detailed information can be found in the
README for this dataset.
Files from this dataset can be used by CAIDA's ASFinder and various
CoralReef tools (for example in the t2_convert -R option).
Download Data
Download Routeviews Prefix to AS mappings data.
Cooperative Association for Internet Data Analysis (CAIDA)