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Use of Bit 0x20 in DNS Labels
If you have been following along with the past few posts, I’m sure you are now logging all things DNS. You are chewing through your internal resolver query logs, reviewing your authoritative DNS logs,...
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IPv6: One Operating System at a Time
Image courtesy of Redditor /u/coryking November will be an eventful month for the DNS and the Internet as a whole. As storefront operators and infrastructure providers are preparing capacity for the...
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Break Up: Thoughts On The Reddit/Imgur Split
The Internet relies on symbiotic relationships to thrive. Competitors expose interfaces which allow customers to move between their services, and the result is innovation across the board. Within...
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The Wild West Of Performance Measurement: Using Data To Ensure Optimal Vendor...
Data-driven decision making relies on contextual understanding of how data is gathered and the type of analysis used to arrive at an outcome. The popularity of data-driven decision-making has increased...
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Recent IoT-based Attacks: What Is the Impact On Managed DNS Operators?
Everyone from the C suite to K Street has seen the news of the most recent rounds of DDoS attacks against the likes of Krebs, OVH and others. Widespread cries for BCP 38 are renewed, source address...
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Who Is Requesting Certificates For Your Namespace?
On September 8, 2017, it will be mandatory for Certificate Authorities (CA) to check the Certificate Authority Authorization (CAA) records of a domain before a certificate may be issued. The CAA record...
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Who Controls The Internet?
The title of the paper Who controls the Internet? Analyzing global threats using property traversal graphs is enough to ensnare any Internet researcher. The control plane for a number of attacks, as...
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.NE Body Out There?
Protecting end users starts with understanding their use and integration of services. For authoritative DNS, this includes human error when copying and pasting information between interfaces. After...
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Performance Implications of CNAME Chains vs Oracle ALIAS Record
The CNAME resource record was defined in RFC 1035 as “the canonical name for an alias.” It plays the role of a pointer, for example, the CNAME informs the requestor that www.containercult.com is really...
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A Behind the Scenes Look at Mobile Ad Fraud
How did I use over a gigabyte of mobile data in a single day? Why is my phone as warm as a hot plate? If you have ever asked yourself either of these questions, you might be the victim of a malicious...
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