Blogs

Last modified: January 30, 2014
  • Thoughts on a Recent BIND Interop Issue

    Unexpected DNSSEC validation failures ISC was recently involved in the troubleshooting and diagnosis of a DNSSEC-validation interoperability issue between BIND 9 and PowerDNS, where BIND is acting as a recursive server, and PowerDNS is authoritative. The end result was that BIND marked the PowerDNS server as not supporting EDNS0. Since DNSSEC requires EDNS0 support, the PowerDNS server was no longer considered capable of

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  • ISC creates commercial subsidiary: DNSco

    Beijing, China – 9 April 2013. Internet Systems Consortium (ISC) announces the creation of its first commercial subsidiary, DNSco. DNSco combines a business view and full-service solution with ISC’s world-renowned technical excellence. For over 15 years ISC has been the world’s leading expert in DNS and related technologies such as DHCP. ISC employees are versed in every aspect of these

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  • Is Your Open DNS Resolver Part of a Criminal Conspiracy?

    It has been a very eventful week in the field of DNS operations. In addition to the BIND vulnerability disclosed by ISC this week, the DNS world has been buzzing with news about “the biggest Distributed Denial of Service attack to date”, directed against Spamhaus by parties critical of their decision to list Cyberbunker as a spam source. As an

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  • ISC Launches Open Home Gateway Forum

    ORLANDO, FL–(Marketwire – Mar 12, 2013) – Internet Systems Consortium (ISC) is delighted to announce the launch of the Open Home Gateway Forum with an initial grant from Comcast. The OHGF is a Forum of ISPs and vendors and Internet development organizations, initiated and spearheaded by ISC, that aims to improve the rollout of new Internet technologies to home networks

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  • “Oh, you know UNIX? Good, we need you to run our DNS.”

    If you’re like the majority of our training participants, your career in DNS* started in a similar fashion. Your knowledge of the protocol, the resilience of your DNS infrastructure, whether or not you like to use valid shortcuts in config files and so on are often very dependent upon which team you found yourself in when you first landed in

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