In category: ← DNS

About blocky

Fast and lightweight DNS proxy (like Pi-hole) as ad-blocker for local network with many features.

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Apache-2.0

More about blocky

Blocky

Blocky is a DNS proxy and ad-blocker for the local network written in Go with following features:

Features

Blocking - Blocking of DNS queries with external lists (Ad-block, malware) and whitelisting
Definition of black and white lists per client group (Kids, Smart home devices, etc.)
Periodical reload of external black and white lists
Regex support
Blocking of request domain, response CNAME (deep CNAME inspection) and response IP addresses (against IP lists)
Advanced DNS configuration - not just an ad-blocker
Custom DNS resolution for certain domain names
Conditional forwarding to external DNS server
Upstream resolvers can be defined per client group
Performance - Improves speed and performance in your network
Customizable caching of DNS answers for queries -> improves DNS resolution speed and reduces amount of external DNS queries
Prefetching and caching of often used queries
Using multiple external resolver simultaneously
Low memory footprint
Various Protocols - Supports modern DNS protocols
DNS over UDP and TCP
DNS over HTTPS (aka DoH)
DNS over TLS (aka DoT)
Security and Privacy - Secure communication
Supports modern DNS extensions: DNSSEC, eDNS, ...
Free configurable blocking lists - no hidden filtering etc.
Provides DoH Endpoint
Uses random upstream resolvers from the configuration - increases your privacy through the distribution of your DNS traffic over multiple provider
Blocky does NOT collect any user data, telemetry, statistics etc.
Integration - various integration
Prometheus metrics
Prepared Grafana dashboards (Prometheus and database)
Logging of DNS queries per day / per client in CSV format or MySQL/MariaDB/PostgreSQL database - easy to analyze
Various REST API endpoints
CLI tool
Simple configuration - single or multiple configuration files in YAML format
Simple to maintain
Simple to backup
Simple installation/configuration - blocky was designed for simple installation
Stateless (no database, no temporary files)
Docker image with Multi-arch support
Single binary
Supports x86-64 and ARM architectures -> runs fine on Raspberry PI
Community supported Helm chart for k8s deployment