Techlore Talks

What It Takes to Run a Free & Private DNS Service with John Todd from Quad9

Techlore Talks

Show Notes

DNS quietly reveals everywhere you go online - even on encrypted sites. In this interview, John Todd (CTO at Quad9) provides a DNS masterclass: how DNS works, the privacy implications, how to change your DNS, why Quad9 collects nothing on you, why they are being sued, DNS vs. VPNs, and how a nonprofit can fund itself without compromising privacy. 🔗 SOURCES & LINKS • Quad9: https://quad9.net ⏱️ TIMESTAMPS

(00:00) - INTRO

(01:00) - WHAT IS QUAD9?

(01:30) - HOW IS IT FREE?

(02:48) - WHAT'S RECURSIVE DNS?

(04:11) - DNS PRIVACY CONCERNS

(07:19) - DEFAULT DNS PROVIDER + OPTIONS

(09:15) - DNS ON iOS

(11:02) - WHERE TO SET YOUR DNS

(13:47) - CYBERSECURITY & PRIVACY

(16:16) - WHAT'S BLOCKED

(18:55) - CUSTOM DNS ON A ROUTER

(20:11) - COMMON MISCONCEPTIONS

(21:50) - HTTPS VS. TLS VS. QUIC

(25:56) - RECOMMENDATIONS

(27:20) - CENSORSHIP CIRCUMVENTION

(30:01) - SNI & ECH

(33:49) - LAWSUITS

(40:45) - THE NUANCE BEHIND BLOCKING

(42:23) - FOLLOW THE FIGHT

(42:52) - THE QUAD9 TEAM

(43:39) - OPERATION COSTS

(45:34) - MONETIZING DATA?

(50:25) - OTHER REVENUE MODELS

(57:53) - WHY TRUST QUAD9?

(01:00:39) - SPEED DIFFERENCES

(01:06:32) - QUAD9 VS. DIY FILTERING

(01:08:42) - VPN VS. DNS

(01:13:08) - PI-HOLE

(01:15:11) - LOOKING FORWARD

(01:18:10) - HOW TO FOLLOW

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