The TXT Record

ASN-To-Prefixes-To-Domain Names -- Update to May 2017 Blog Article

Tuesday, September 4, 2018 By Joe St Sauver

Joe St Sauver explains how to use RIPE NCC's terrific service for the Scala query-by-ASN application

Read more

The Only Thing That's Constant Is Change: The DNS Changes Channel (SIE Channel 214)

Monday, August 27, 2018 By Joe St Sauver

Farsight's DNS Changes channel gives you the near-real-time insights you need to tackle today's malware, phishing, scams, spams and other online threats

Read more

Free Airline Tickets: The Latest Internationalized Domain Name-based Homograph Scam

Monday, August 13, 2018 By Mike Schiffman

Mike Schiffman discusses a recently discovered IDN-based phishing campaign targeting mobile customers of airline carriers.

Read more

Malformed Internationalized Domain Name (IDN) Leads to Discovery of Vulnerability in IDN Libraries

Wednesday, July 11, 2018 By Mike Schiffman

Mike Schiffman discusses a bug found in C libraries used to encode/decode internationalized domain names.

Read more

IPs, Address Ranges, and CIDR Block Queries in DNSDB API

Friday, June 1, 2018 By Joe St Sauver

In digital investigations, users may need to query hundreds or thousands of IP addresses. Joe St Sauver shows you how to query blocks of IP addresses

Read more