Configurable DNS filtering from the IVPN team. Combine blocklists, write custom rules, block entire services. Open source, independently audited.
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modDNS is an open-source DNS filtering service, built and operated by @ivpnnet > block ads, trackers, and malicious domains at the DNS level, with granular control over what gets filtered. moddns.net
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New in modDNS >
1. CNAME uncloaking catches trackers hiding behind first-party subdomains
2. query logs gained a device filter, auto-refresh, and a sticky filter bar.
github.com/ivpn/moddns/relea…
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Newly Registered Domain list (Blocklists/Security) stopped updating temporarily due to Hagezi org removal by GitHub. Old entries are unaffected. General Hagezi lists have a fallback we use for updates, they are populating new entries as expected. No action required from users.
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new in modDNS latest release (v.0.2.0): query logs improvements, dnscrypt support, DNS Stamps, and DNS rebinding protection. details in thread >
github.com/ivpn/moddns/relea…
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DNS stamps: generate a stamp to configure network devices that support the format. see the Routers
setup guide: moddns.net/setup
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DNS rebinding protection blocks public domains that resolve to private or internal IPs IP addresses. enable it in the Blocklists Security tab: moddns.net/blocklists
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modDNS is an open-source DNS filtering service, built and operated by @ivpnnet > block ads, trackers, and malicious domains at the DNS level, with granular control over what gets filtered. moddns.net
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code is fully open source and was independently audited in 2025, all issues fixed before release.
github.com/ivpn/moddns
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modDNS is available with @ivpnnet Plus and Pro Suite plans. set it up system-wide, in IVPN apps, or in your browser: moddns.net
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