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dns
15 posts$5 ESP32 Ad-Blocking Dongle Blocks 537,000 Domains with 10ms Response
ZedAxis builds a $5 ESP32-C3 DNS filter that blocks 537,000 domains, responding in 10ms.
Lessons Learned from Building a White-Label, Multi-Tenant SaaS
I share insights from developing VoiceDash, focusing on white-label and multi-tenant SaaS challenges.
Bitdrift Scales to 121 Million Concurrent gRPC Connections
Bitdrift successfully managed 121 million concurrent gRPC connections during the T20 World Cup.
CommitBrief — AI code reviews, right in your terminal
A provider-agnostic, local-first CLI that reviews your staged changes, a historic range, or a whole GitHub pull request. Zero telemetry, no server. Free and open source.
commitbrief.comWhy DMARC's new "NP" tag can fail with DNSSEC
The new np tag in DMARC conflicts with DNSSEC, impacting email security across domains.
DNS Propagation Time: How Long Until Your DNS Change Goes Live?
Understand DNS propagation time and the factors influencing how quickly DNS changes take effect.