Recently, version 3.0 of Knot DNS – an open-source implementation of an authoritative DNS server – has been released. Despite the…
9.9.2020 at 8:49
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CZ.NIC Laboratories released the first public version of DNS Probe. It is a high-performance DNS traffic capture tool developed a…
13.7.2020 at 10:39
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DNS resolvers are constantly adding features while not removing any, but this trend cannot continue indefinitely because the soft…
4.6.2020 at 13:10
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As a planned milestone in the ADAM project (Advanced DNS Analytics and Measurements), CZ.NIC Laboratories in cooperation with CSI…
1.6.2020 at 10:21
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This article describes NXNSAttack, a newly discovered DNS protocol vulnerability which affects most recursive DNS resolvers. It a…
19.5.2020 at 10:08
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As we have reported several times, after massive upgrades of the anycast DNS for the .CZ domain zone in recent years and building…
27.4.2020 at 9:32
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Recently, two entities have asked us to help them host their DNS zones and in both cases, we were happy to oblige. One of them w…
23.3.2020 at 14:21
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DNS is one of the critical services necessary for proper operation of the Internet. Also it is often a target of various cyber at…
10.12.2019 at 10:05
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A global DNS maintenance is scheduled for February 1, 2019, and authoritative server operators must get ready for it. That is why…
24.1.2019 at 12:43
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The latest release of our authoritative DNS server, Knot DNS 2.7, comes with several new features. One of them is the GeoIP modul…
16.10.2018 at 11:16
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