The Ask Mr. DNS Podcast
Episodes
Episode 65
04 May 2025
Contributed by Lukas
In this episode, Matt and Cricket are joined by Ulrich Wisser, a colleague of Matt’s at ICANN. Ulrich explains the latest efforts in the area of DNS...
Episode 64
23 Jan 2025
Contributed by Lukas
In this episode, Matt and Cricket are joined by Renée Burton, Infoblox’s Vice President of Threat Intelligence. They briefly introduce Protective D...
Bumping the feed…
17 Jan 2022
Contributed by Lukas
To make good on a new year’s resolution, Mr. DNS recently put on his system administrator hat and upgraded his creaky WordPress installation. (Why d...
Episode 63
07 Nov 2021
Contributed by Lukas
In this episode, Matt and Cricket are joined by Professor Casey Deccio, of DNSViz and now Brigham Young University fame. (Matt is embarrassed and so...
Episode 62
30 May 2021
Contributed by Lukas
In this episode, Matt and Cricket are joined by Graeme Bunton, director of the newly formed DNS Abuse Institute. Graeme describes his background and...
Episode 61
14 May 2020
Contributed by Lukas
In this episode, Matt and Cricket are joined by Kim Davies of ICANN and PTI (you’ll have to tune in to find out what that stands for). Kim edifies...
Episode 60
09 Mar 2020
Contributed by Lukas
We’re back with special guest Joe Abley, CTO of PIR, the registry for .ORG. We talk DNSSEC, research ideas, and more. Sadly, the mail bag was empty,...
Episode 59
02 Jan 2020
Contributed by Lukas
In this episode, Matt and Cricket are joined by Cricket’s recent co-author, John Belamaric, to discuss CoreDNS, a DNS server built to act as a servi...
Episode 58
15 Jun 2019
Contributed by Lukas
Another year brings another Inside Baseball event, where an ad hoc group of DNS industry insiders get together for a day to talk about current issues ...
Episode 57
10 Feb 2019
Contributed by Lukas
…in which Matt and Cricket, in a cunning bit of Tom Sawyering, take Rob Fleischman’s question about how recursive DNS servers handle TTLs of zero,...
Episode 56
21 Jan 2019
Contributed by Lukas
We’re back with an emergency episode published just in time to inform your frantic preparations for DNS Flag Day on 1 February 2019. We’re delight...
Episode 55
20 Dec 2018
Contributed by Lukas
We’re back after our longest hiatus yet. Alas, the mail bag was empty, so instead we invited special guest Paul Hoffman to talk about DNS over HTTPS...
Episode 53
21 Oct 2017
Contributed by Lukas
This isn’t exactly an episode, but Matt and Cricket recently recorded a short promo for Infoblox’s DNS Awareness Day campaign, and they decided to...
Episode 52
09 Oct 2017
Contributed by Lukas
In this episode, number 52 (cards in a deck! And just wait till we hit 53, which has special significance!), Matt and Cricket are joined by a pantheon...
Episode 51
15 Feb 2017
Contributed by Lukas
In this episode, number 51, Matt and Cricket are joined by Kyle York and Joe Abley, respectively the Chief Strategy Officer and we-don’t-know-what o...
Episode 50
24 Jan 2017
Contributed by Lukas
In this episode, the 50th–their golden episode!–Matt and Cricket are joined by Dan York of the Internet Society, who brings them up to date on DNS...
Episode 49
11 Dec 2016
Contributed by Lukas
Cricket and Matt took advantage of being in the same place for once to record the podcast, though that doesn’t stop us from forgetting which episode...
Episode 48
03 Oct 2016
Contributed by Lukas
In Episode 48, we are pleased to welcome Bert Hubert of PowerDNS fame to the show. We reach into the mailbag to answer Nic Waller’s question about...
Episode 47
17 Sep 2016
Contributed by Lukas
In this episode, our 47th, we realize the mailbag is actually fuller than we thought, and work diligently to answer questions from a “long-term” S...
Episode 46
06 Jul 2016
Contributed by Lukas
This episode, number 46, features a guest appearance from Roy Arends of ICANN, whom Matt, Roy’s boss, swears wasn’t forced to participate in our f...
Episode 45
14 Mar 2016
Contributed by Lukas
We’re back again, scraping the bottom of the mailbag for questions. Erik Radde helped us out with a question on the interaction of wildcards and t...
Episode 44
01 Feb 2016
Contributed by Lukas
Well, we said we’d try to keep to a monthly schedule, and we arguably just made it! This episode, number 44, features a special guest: Andrew Su...
Episode 43
28 Dec 2015
Contributed by Lukas
In this, our holiday episode, we’re joined by returning special guest, Duane Wessels, who discusses a recent event involving the root name servers a...
Episode 42
22 Nov 2015
Contributed by Lukas
In Episode 42, we discuss the meaning of life, the universe and everything with a very special guest, @dnsreactions, creator of the hit DNS Reactions ...
Episode 41
30 Oct 2015
Contributed by Lukas
Welcome to our special Halloween episode! Okay, not really, but we are recording in late October… This time we answer a record-breaking three qu...
Episode 40
15 Sep 2015
Contributed by Lukas
In this 40th episode–a milestone!–Matt and Cricket answer long-suffering listener Grant Taylor’s question about sorting replies by type and wand...
Episode 39
10 Jun 2015
Contributed by Lukas
In this star-studded episode, Matt and Cricket take advantage of a meeting of the DNS Cabal–that is, the annual “Inside Baseball” event–to ans...
Episode 38
31 May 2015
Contributed by Lukas
In this episode, long-time (and likely now sole) listener Yiorgos Adamopoulos asks about the the process of signing the root zone, which Mr. DNS has s...
Episode 37
09 Nov 2014
Contributed by Lukas
Episode 37 of the Ask Mr. DNS Podcast is here!
Episode 36
15 May 2014
Contributed by Lukas
In this episode, Matt and Cricket respond to Tommi Nikkilä’s followup to his original question about the legality of multiple CNAME records in a DN...
Episode 35
13 Feb 2014
Contributed by Lukas
In this episode, Matt and Cricket wonder aloud whether they’ve lost their domestic audience, but then rally to answer questions from their remaining...
Episode 34
03 Oct 2013
Contributed by Lukas
In this episode, Matt and Cricket answer Harry Stein’s question about a DNSstuff search that turned up suspected cache poisoning, and Kirk Davis’s...
Episode 33
16 Jul 2013
Contributed by Lukas
Here, at long last, is Episode 33, in which Matt announces a “Development with a capital D” (and a lowercase “yn”), and Matt and Cricket answe...
Episode 32
05 Mar 2013
Contributed by Lukas
In this episode, Matt and Cricket answer questions (some posed on Twitter – please welcome Mr. DNS to the 21st Century) from ErrataRob about Verisig...
Episode 31
08 Jan 2013
Contributed by Lukas
In this, their inaugural episode for 2013, Cricket and Matt answer a question from the mysterious “Joe” (if that is his real name) about the diffe...
Episode 30
18 Dec 2012
Contributed by Lukas
In this latest episode of our evidently-now-quarterly podcast, Matt and Cricket answer Donald Rudder's question about how common the A6 record is and ...
Episode 29
16 Sep 2012
Contributed by Lukas
In this episode, Matt and Cricket finally throw in the towel and give up on promising podcasts on any regular schedule. But they do manage to clear M...
Episode 28
09 Jun 2012
Contributed by Lukas
In this (much delayed) episode, Matt and Cricket discuss the folly of trying to hew to a podcast-publishing schedule, and answer (or avoid) questions ...
Episode 27
24 Feb 2012
Contributed by Lukas
In this episode, Matt and Cricket answer Alan Frabutt's question about the existence of recursive name servers that don't honor TTLs - the "yeti" of r...
Episode 26
30 Dec 2011
Contributed by Lukas
In this (recorded-just-before) Christmas episode, Matt and Cricket discuss the occupational hazards of church organists during the holidays, and then ...
Episode 25
28 Oct 2011
Contributed by Lukas
In this episode, Matt and Cricket attempt to answer all nine of Jorge Fábregas's "couple of questions" in a lightning round. Then they swap war stor...
Episode 24
29 Aug 2011
Contributed by Lukas
In this episode, Matt (having dodged Hurricane Irene) and Cricket (having recently returned from South America) grovel and scrape after a nearly-three...
Episode 23
05 Jun 2011
Contributed by Lukas
In this star-studded episode, taped at Dyn Inc.'s second annual "Inside Baseball" event, Matt and Cricket are joined by a "who's who" of DNS luminarie...
Episode 22
20 Apr 2011
Contributed by Lukas
After a respite carefully timed to avoid the Ides of March, Matt and Cricket answer Brian Mazzocco's question about the meaning of strange, possibly E...
Episode 21
19 Feb 2011
Contributed by Lukas
In this mercifully digression-free episode - perhaps not coincidentally taped in-person in Cricket's office in Santa Clara - Matt and Cricket answer J...
Episode 20
17 Jan 2011
Contributed by Lukas
In this episode, Matt and Cricket answer Dana S's question (submitted from Kurdistan!) about the wisdom (or folly) of implementing an OpenDNS-like sys...
Episode 19
29 Oct 2010
Contributed by Lukas
In this episode, Matt and Cricket beseech their legion of listeners to submit more questions, then turn Jeremy Laidman's question about conditionally ...
Episode 18
31 Aug 2010
Contributed by Lukas
In this podcast, Matt and Cricket answer Leen Besselink’s question about the viability of Dan Kaminsky’s proposed use of a clever DNSCurve concept...
Episode 17
13 Jul 2010
Contributed by Lukas
In this episode, Matt and Cricket reveal the first R-rated movies they saw and the circumstances in which they saw them. Oh, and they answer Rob Szark...
Episode 16
21 May 2010
Contributed by Lukas
In this episode, for the first time ever, Matt and Cricket are joined by a dozen DNS dignitaries to answer a question from Alejandro Acosta about when...
Episode 15
29 Apr 2010
Contributed by Lukas
In this episode, Matt and Cricket reminisce about G jobs and the Good Old Days at pre-Carly HP, and answer Noe Nevarez’s question about apparent ti...
Episode 14
25 Mar 2010
Contributed by Lukas
In this episode - returning after an unintentional hiatus - Matt and Cricket touch the third rail of DNS security, the DNSSEC versus DNScurve debate, ...
Episode 13
18 Jan 2010
Contributed by Lukas
For the first time ever, Matt and Cricket have a guest host, Duane Wessels, recently of DNS-OARC and now at VeriSign. Matt, Duane and Cricket answer ...
Episode 12
08 Dec 2009
Contributed by Lukas
In this episode, Matt and Cricket answer listener Paul Petersen’s question about how to register subdomains in country-code top-level domains around...
Episode 11
20 Oct 2009
Contributed by Lukas
In Episode 11, Matt and Cricket manage to answer four (count 'em, four!) questions - except that they don't really know the answer to Paul Roberts's q...
Episode 10
11 Sep 2009
Contributed by Lukas
In this episode, their triumphant Labor Day return to podcasting, Matt and Cricket answer Alfredo Colón's question on hypothetical restrictions on th...
Episode 9
01 Jul 2009
Contributed by Lukas
In our ninth episode, Matt and Cricket answer listener Scott McClanahan's excellent question about the "zone apex" and tell Duncan Hart what gear they...
Episode 8
09 Jun 2009
Contributed by Lukas
In this episode, Matt and Cricket congratulate an administrator at a community-spirited ISP for wanting to lock down recursion on his name servers and...
Episode 7
09 Apr 2009
Contributed by Lukas
Matt and Cricket cite two data points as evidence of their burgeoning popularity and answer questions from listeners interested in cutting corners: O...
Episode 6
04 Mar 2009
Contributed by Lukas
In yet another episode recorded with Matt and Cricket in the same room, they offer their opinions on two security-related topics: TSIG, including whe...
Episode 5
20 Feb 2009
Contributed by Lukas
In this episode, Matt and Cricket discuss and debate DNS terminology and answer a listener's questions about lame delegations.
Episode 4
02 Feb 2009
Contributed by Lukas
In this, their first in-person podcast, Matt and Cricket examine the redundancy of the phrase "aiding and abetting," discuss quirks in forwarding term...
Episode 3
23 Jan 2009
Contributed by Lukas
Warning: spoiler alert! Do not listen to this episode if you do not want to learn the identity of the final Cylon in Battlestar Galactica. Also, d...
Episode 2
11 Jan 2009
Contributed by Lukas
In our second episode, Matt and Cricket discuss Matt’s distaste for handbells and lapse into a discussion of Star Trek (The Original Series) — oh,...
Episode 1
20 Dec 2008
Contributed by Lukas
Welcome to the inaugural episode of the Ask Mr. DNS Podcast! In this first episode, we introduce ourselves and talk a little about our backgrounds. We...