New SecurityTrails™ SQL API

announcement Exciting news!! Our new SQL API endpoint is launched.
This replaces any prototype DSLv2 endpoints and is production-ready.  
Please contact sales if you'd like to subscribe to it (it's not currently included in retail packages)

You'll be able to:

  • Use SQL-like language to query our database in a very convenient and fast way.
  • Enjoy swift response times, with multiple fields to query our entire dataset (often under 50ms).
  • Obtain a JSON-formatted response for you to parse, transform and enhance the data.
  • Shape your query using our SurfaceBrowser SQL Explorer and use it in the API.

Check these links for documentation, and a full reference or properties and operators.

Release: May 19, 2020 - Company Acquisitions, Sub-organizations, Activity & More


announcement New Company Acquisitions page

For each company you search for, there is a new section under "Associations" which includes and acquisitions that the company has completed and the date they completed it.

To get there in SurfaceBrowser, search for a company in the top search bar and select "Mergers & Acquisitions" in the bottom left of the side navigation bar under "Associations".

announcement  New “Suborganizations” page

announcement New Activity page for a company 

See new subdomains created in order of creation date.  This is a great view to understand what recent changes a company is making to the technologies they use. 

To get there, inside of SurfaceBrowser, search for a company in the top search bar and then click "Activity" under the "Domain" section of the side navigation.

improvement Better Company Searching

Search for a partial keyword to see all companies that match using our custom ranking algorithm.

To see it in action, search for a partial keyword - like "safe" in SurfaceBrowser, and then select the "More Results" link

improvement  SSL box added to the IP summary page with more detailed information on certs

improvement   Improved performance of the SSL tab on the company page when the number of certificates is huge

improvement  The definitions of colors for WHOIS History on the company page are clarified

improvement  New and improved downloads! Rebuilt from the ground up with improved performance, stability, and you can now download most filtered results

fix  The Historical DNS table now has a sharable URL

fix Improved the accuracy of the Stats page on the SecurityTrails website

fix The Company page sidebar now correctly shows the count of SSL certs

fix The Company summary page now hides cards with information that is currently unavailable


fix  Improved the consistency of empty records for the Domain Details endpoint. Null values are returned now, instead of empty JSON objects.


fix The domain feed page would sometimes crash when selecting the historical feed, this bug is now fixed

ASR Release: April - Automated Searches & More

announcement Rules functionality update. Run Rule(s) now does an in-background scan of your search(es) by doing automatic record discovery and it does add all new records to the project inventory with the follow-up email with changes.

Email preview of Run All Rules option

improvement Open ports preview fix on ASR Explorer and Inventories

(If there are more than 3 IPs, show open ports details within modal next to the each IP)

fix  Fix Inventory exports

fix  Fix mass tag assignment glitch 

Release: April 13, 2020 - Mergers & Acquisitions, SSL Certs & More


announcement  New Mergers and Aquisitions section added to the company page

announcement New SSL section added to the company page

improvement The IP page now shows a tag denoting private and/or bogon IPs

improvement SSL Certs now also appear on the new IP page


fix Fixed an issue with the first_seen field not displaying correctly


fix Fixed an issue that caused domain feed stats to disappear for some users

fix Fixed an issue that caused inconsistent loading on the Stats page

Release: March 26, 2020 - Various Improvements & More


announcement SurfaceBrowser now properly supports domains with an umlaut

announcement  New samples dropdown to give users quick access to test the new IP toolset

improvement Added the ability to view the rendered and raw JSON open port data in a modal on the new IP page

improvement Various visual improvements to the new IP page

improvement The IP block page now has improved accuracy

improvement User-Agents for IP search now only return unique values per day

improvement IP Block now displays User-Agent counts in an easier to read format

improvement Forward DNS data is now more accurate on the new IP page

improvement Improved the accuracy when fetching company logos

improvement  Enhanced the design of the company summary page sidebar

fix Fixed an edge-case that could cause the final registrar record in a filtered search to appear blank

fix Removed the IP search box from the IP page

Release: March 11, 2020 - IP Page Updated & More


announcement New IP page featuring more data

improvement Added some logic to help improve the accuracy of logo generation

improvement Improved consistency of data to keep parity between the free app and SurfaceBrowser

improvement Improved handling of some SOA records

improvement Improved the handling of invalid IP addresses

fix Fixed an issue that could cause incomplete historical DNS records


improvement  SSL Endpoints /domain/ssl and /domain/ssl_stream now show fields for idprecertpublic_key, and subject_key_id

fix  Feeds now supports the gzip header

fix Fixed an issue that could cause the same mx record to appear twice when searching DNS history for mx records


fix SOA emails are now properly parsed in all apps and API

ASR Release: February - Introduce New Auth System & More

announcement New tags categorization on Tag Cloud

announcement New Management page for Project Owners - centralized projects and roles management [BETA]

Available under:

announcement  New tags and categories management for projects [BETA]

Available under the Management page (Manage Tags button) next to each project.

announcement New Authentication System and 2FA introduced

fix Update Add your own feature - allow bigger payload per batch (5000 records) and enhance UX in the box

Release: February 7, 2020 - SSL Endpoint, User Agents Endpoint, IP WHOIS & More


improvement The reverse DNS section now has improved performance and allows up to 10,000 results to appear


announcement Introduce the new SSL endpoint, which returns SSL data for a given domain. Using this API endpoint requires a custom subscription. For more information please contact us.

announcement Introduce the new IP User-Agents endpoint, which returns user agent data for a given IP. Using this API endpoint requires a custom subscription. For more information please contact us.

announcement Introduce the new IP WHOIS Endpoint, which returns the current WHOIS data about a given IP with the stats merged together


improvement Usage Stats and Usage Log pages now group usage by endpoint name