WHOIS API Blog & How To Guides

Posted on November 21, 2019

Email Verification: spam stories, part 2 or phishermen on board

In this series of blogs, we investigate the background of individual spam mail cases. By using tools provided by WhoisXML API: the domain reputation, WHOIS, and e-mail verification APIs, we unfold the background of these messages. This approach also reveals interesting details about the behavior and habits of spammers and cybercriminals using e-mail, typically for phishing.

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Posted on November 11, 2019

Email Verification: spam stories, part 1

In spite of all the effort e-mail providers put in worldwide, every user receives a tremendous amount of unwanted and malicious mail to any e-mail account. It is indeed annoying, but let's look on the bright side: we can use these examples to demonstrate how useful the APIs by WhoisXML API can be in the battle against unwanted spam e-mails. In today's example we'll be using the e-mail verification API, the domain reputation API and the WHOIS API to analyze a spam email message which was not caught by a well-configured open-source spam filtering system.

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Posted on June 13, 2019

Accurate current and historic WHOIS data
in the command line – introducing the "bestwhois" utility

Do you prefer the good old “whois” command for domain or IP WHOIS lookups? Would you like to get the data in the command line without running into query limitations? Are you also interested in historic WHOIS records?

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Posted on March 7, 2019

WHOIS API Splunk application tutorial

Whois XML API is as an application for Splunk. It allows conducting WHOIS search for domain names or IP addresses from within Splunk.

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