SecurityTrailsAPI
APIs for Security Companies, Researchers and Teams
Tap into a treasure-trove of cyber security gold and get the info you can’t find anywhere else. We’re proud to offer security analysts and developers the most current DNS and domain intel with our powerful API.
3.4 Trillion
Historical DNS lookups
3 Billion
Historical WHOIS records
805 Million
Total hostnames tracked
487 Million
Domains tracked
"We spent a ton of time and effort building out our own domain lists, but we gave up when we found SecurityTrails – the data was better than anything else we've seen, and allowed us to focus on our core product."
Ben Dowling
IPinfo.io
"We were dreading parsing and storing WHOIS and DNS data until we found SecurityTrailsAPI. We integrated in just a day."
Jonathan Weber
AbuseIPDB
"The wealth of information really is incredible and available through a great API."
Todd Robinson
InMotionHosting
Latest Posts
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Top 10 Common Network Security Threats Explained
Today we're going back to basics: exploring and explaining the most common network security threats you may encounter while online.
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Is WordPress secure?
WordPress is one of the most high-profile open source CMS's in use today. With 60% of all CMS websites and 31% of all websites using it, it's a frequent target of security exploits.
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Top 15 Ethical Hacking Tools used by Infosec Professionals
In past decades, ethical hacking and penetration testing were performed by only a few security experts. Now almost anyone can report security incidents.
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DNSSEC – What is it? Why is it so important?
The Domain Name System (DNS) is one of the most popular Internet services in use, and at the same time, it’s among the most complex.
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How much cryptocurrency can a web cryptominer actually mine?
In 2017, we’ve seen a resurrection of web mining: despite a drop in popularity after its release, it has recently been re-introduced to us in a new form.
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Preventing Domain Hijacking – 10 Steps to Increase your Domain Security
Your entire online business can suffer if you neglect this key part of every Internet business.