Seven Years in the Life of Hypergiants’ Off-Nets

Off-nets in your Internet Service Provider (ISP):

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The following hypergiants operate off-nets in your ISP: (Snapshot: April 2021, Source: Censys)

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Explore off-net server deployments per ASN:

Explore off-net server deployments per Hypergiant:


  • "Seven years in the life of Hypergiants' off-nets"

    Petros Gigis, Matt Calder, Lefteris Manassakis, George Nomikos, Vasileios Kotronis, Xenofontas Dimitropoulos, Ethan Katz-Bassett, Georgios Smaragdakis,
    In proceedings of the 2021 ACM SIGCOMM 2021 Conference. (
    Presentation slides can be found here.

Software / Datasets

The software is publicly available through GitHub.

The dataset documentation is available through.



We are grateful to Rapid7 and Censys for providing us research access to their datasets.
This work and its dissemination efforts are partially supported by the European Research Council (ERC) Starting Grant ResolutioNet (ERC-StG-679158) and by NSF awards CNS-1836872 and CNS-2028550.

Contact Person

Petros Gigis - p.gkigkis (at) cs dot ucl (dot) ac dot uk