[iplist]

Various sources such as public internet registries, domain lists and also traceroutes.

[karmakaze]

Is the data frequently updated? If you have recency info maybe include that in the response.

[iplist]

A cron job is running, and currently works as follows:

- Daily: update data from internet registries

- Daily: update ASN data

- Every four hours: update TOR data

- Every minute: traceroutes (in small batches)

- Every minute: update website data: hostname/ip records (in small batches)

[sparkling]

Source for ASN data and interet registries?