Pi-hole Optimized Blocklists combines deduplicated lists from curated sources for ads, tracking, malware, phishing, suspicious sites, and NSFW domains.
Blocklist
This privacy DNS project lists filtering for ads, ad tracking, and malware, alongside DNSSEC validation and several DNS protocols.

About Blocklist
Blocklist is an open-source Privacy DNS project documented on GitHub. It provides resolver addresses that filter ads, ad-tracking, and malware, with DNSSEC validation and DNS 0x20 support.
It lists endpoints for plain DNS, DNSCrypt, DoH/DoH3, DoQ, and DoT over IPv4 and IPv6. The page states no logs and no EDNS Client Subnet, while noting one DoH endpoint is cached via Cloudflare.
Key features
- Filters ads, ad-tracking, and malware at the DNS level
- Validates responses with DNSSEC
- Supports DNS 0x20
- Omits EDNS Client Subnet from queries
- Lists endpoints for DNS, DNSCrypt, DoH/DoH3, DoQ, and DoT
- Provides IPv4 and IPv6 addresses with ports and connection strings
- Open-source repository under MIT license
- Covers multiple DNS protocols including encrypted options
- Includes IPv6 endpoints alongside IPv4
- One listed DoH endpoint is cached via Cloudflare.
Blocklist at a glance
- Category
- Privacy & Security › Ad & Tracker Blockers
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
Blocklist alternatives
Tools and sites you could use instead, ranked by how closely they match.
Blacklists and whitelists built by open code, so you know what goes into them.
This curated blocklist identifies sites with AI-generated imagery for use with uBlock Origin or uBlacklist, including search-engine filtering.
This repository provides a setup guide for NextDNS, described as a DNS-over-HTTPS proxy with configuration options.
NeoDevHost publishes an ad-blocking hosts list, with repository topics indicating support for tools such as AdAway and Pi-hole.
Scam Blocklist provides a HOSTS-format list of domains described as untrustworthy, with nightly updates that remove dead or invalid domains.
Popular in Ad & Tracker Blockers
Well-known listings from the same topic.
Blocklist FAQ
What does the resolver filter?
Which DNS protocols are listed?
Does it send EDNS Client Subnet?
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