CAIDA makes topology data freely available to academic researchers and US government agencies. Corporate entities (including corporate researchers) receive access through CAIDA's membership program. Information on membership levels, services, and rates is found on the CAIDA Sponsorship Information page, or can be requested by emailing sponsorship@caida.org.
CAIDA provides an industry evaluation dataset to corporate researchers to allow them to assess the usefulness of the CAIDA topology data for their research, and justify CAIDA membership for their organization.
If you have questions or problems using this form, please send email to data-info+topology@caida.org.
If your research involves:
then you do not need to fill in the form below. We recommend that
you download, without prior approval, pre-computed AS-level
graphs derived from Ark measurements.
We distribute these curated AS graphs to help those researchers
who don't need the raw IP or router granularity.
If you want access to the raw topology data or to the industry evaluation data, please complete and submit the following Topology Data Request Form. It usually takes about two to three business days to process your request. Upon approval, you will receive an email with instructions on how to download your requested data.
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