Blog
Notes on DNS, WHOIS and the infrastructure behind DigStory.
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Who else is on that server? Reverse lookups by IP, CNAME, NS and MX
Turn one IP address, CNAME target, name server or mail server into the full list of hostnames behind it, on the web, as CSV or through the API.
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What changed on this domain? Reading a DigStory history
A walkthrough of a domain's page in DigStory: current records, the DNS and WHOIS timeline, and how to use it when a site breaks, moves or changes hands.
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Watch domains and get every change as a webhook
Watch domains, receive their DNS, WHOIS, availability and technology changes as signed webhook deliveries, and verify the signature in a few lines.
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Find every site that runs on a technology
Use DigStory's technology pages to list the domains on a CDN, email provider, hosting network or SaaS platform, see who adopted or left it, and export the list.
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Expiring, lapsing, dropped: following domains through their life cycle
How DigStory's WHOIS lists show domains close to expiry, in redemption, about to be released and newly registered, and how to filter them by TLD and registrar.
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Getting started with the DigStory API
Create an API key, make your first request, page through large results and stay inside your daily quota, with the endpoints you will use most.