Several services sell lists of registered domain names and per-domain datasets. The pages below compare NetAPI with each of them feature by feature - zones and domains covered, update frequency, what every dataset row contains, registrar and DNS data, what is free and under which license, API access and who stands behind the service - so you can choose the right source for your project. Facts about other services are taken from their public websites; if you spot an error, let us know.
zonefiles.io was closed in 2025. NetAPI is its successor, built by the original author: what happened, what stayed the same and what NetAPI adds.
Read the comparisonZones and domains covered, dataset fields, registrar and DNS-provider data, free datasets and their license, lookup, API and company transparency - the two services side by side.
Read the comparisonDomains Index sells one-off domain databases and paid update subscriptions; NetAPI delivers daily lists and enriched datasets with an API. Coverage, dataset fields, registrar and DNS data, free data and transparency compared.
Read the comparisonViewDNS is a toolbox of per-query DNS, IP and WHOIS lookups with a credit-based API and a few data feeds; NetAPI delivers complete daily domain lists and enriched datasets. Bulk data, lookup, free data and transparency compared.
Read the comparisonNetworksDB sells plain, one-off domain lists next to its IP and organisation data; NetAPI delivers daily updated lists and enriched datasets. Coverage, freshness, dataset fields, free data and transparency compared.
Read the comparisonNew to NetAPI? Start with the domain datasets catalog, download the free Top 1M website ranking, or read the API documentation.
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