# Blockchain DNS

> Resolves domains from decentralized blockchain name systems using BDNS public web API. Currently supported TLDs are: .bit (Namecoin), .lib .bazar .coin .emc (Emercoin).

Canonical page: [https://chrome-stats.com/d/b-dns](https://chrome-stats.com/d/b-dns)

## Overview

- **ID:** `b-dns`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Firefox user 13228151
- **Category:** privacy-security,social-communication,other
- **Daily users:** 573
- **Weekly downloads:** 28
- **Rating:** 4.25 / 5 (125 ratings)
- **Version:** 1.0.13resigned1
- **Last updated:** 2024-04-25
- **First published:** 2017-08-16
- **Size:** 36 KB
- **Data as of:** 2026-09-12
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/b-dns/)

## Description

Blockchain DNS is a powerful Chrome extension that enables seamless access to websites using decentralized blockchain domains. Supporting top-level domains like .bit (Namecoin), .lib, .bazar, .coin, and .emc (Emercoin), it leverages the BDNS public web API to resolve domains from decentralized blockchain name systems.

With no configuration needed, simply install the extension and start browsing alternative DNS roots. It supports peer-to-peer networks such as Namecoin and Emercoin, which operate under blockchain principles without central authority. Additionally, it supports custom OpenNIC TLDs, a community-driven domain authority. This extension provides an easy gateway to explore a censorship-resistant and decentralized internet infrastructure right from your browser.

## Rankings

- #4,658 — Overall
- #1 — blockchain
- #85 — bitcoin
- #85 — writer's block
- #105 — author
- #106 — block ads

## Permissions and access

### Permissions

- `webRequest`
- `webRequestBlocking`
- `proxy`
- `notifications`
- `alarms`
- `tabs`
- `https://bdns.at/*`
- `https://bdns.by/*`
- `https://bdns.co/*`
- `https://bdns.im/*`
- `https://bdns.io/*`
- `https://bdns.link/*`
- `https://bdns.nu/*`
- `https://bdns.pro/*`
- `https://b-dns.se/*`
- `*://*.bit/*`
- `ftp://*.bit/*`
- `*://*.lib/*`
- `ftp://*.lib/*`
- `*://*.emc/*`
- `ftp://*.emc/*`
- `*://*.bazar/*`
- `ftp://*.bazar/*`
- `*://*.coin/*`
- `ftp://*.coin/*`
- `*://*.bbs/*`
- `ftp://*.bbs/*`
- `*://*.chan/*`
- `ftp://*.chan/*`
- `*://*.cyb/*`
- `ftp://*.cyb/*`
- `*://*.dyn/*`
- `ftp://*.dyn/*`
- `*://*.geek/*`
- `ftp://*.geek/*`
- `*://*.gopher/*`
- `ftp://*.gopher/*`
- `*://*.indy/*`
- `ftp://*.indy/*`
- `*://*.libre/*`
- `ftp://*.libre/*`
- `*://*.neo/*`
- `ftp://*.neo/*`
- `*://*.null/*`
- `ftp://*.null/*`
- `*://*.o/*`
- `ftp://*.o/*`
- `*://*.oss/*`
- `ftp://*.oss/*`
- `*://*.oz/*`
- `ftp://*.oz/*`
- `*://*.parody/*`
- `ftp://*.parody/*`
- `*://*.pirate/*`
- `ftp://*.pirate/*`
- `*://*.ku/*`
- `ftp://*.ku/*`
- `*://*.te/*`
- `ftp://*.te/*`
- `*://*.ti/*`
- `ftp://*.ti/*`
- `*://*.uu/*`
- `ftp://*.uu/*`
- `*://*.fur/*`
- `ftp://*.fur/*`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Low risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Review summary

User reviews indicate that the Blockchain DNS add-on can work fast and smoothly, particularly with Emercoin DNS domains, and is functional in some browsers like Waterfox for accessing decentralized domains. However, many users report it doesn't work reliably or at all in Firefox, especially with certain domains like .bazar and nx.bit. Additionally, concerns were raised about the homepage linking to unrelated crypto platforms. Overall, the add-on has mixed performance and limited domain access, resulting in inconsistent user experiences.

### Pros

- Works fast and smooth
- Allows resolving Emercoin DNS domains
- Can access some decentralized domains (e.g., .lib) in certain browsers

### Cons

- Does not work consistently in Firefox (specific version 74.0.1 mentioned)
- Cannot access some decentralized domains (.bazar, nx.bit)
- Some users report that it doesn’t work at all
- Homepage contains referral links to unrelated crypto trading platforms

## Similar extensions and apps

- [PeerName: Surf Blockchain-Based Domains](https://chrome-stats.com/d/peername) — 407 users, 4.43 / 5
- [BlockChain-miner](https://chrome-stats.com/d/blockchain-miner) — 1 users, 1.00 / 5
- [.beyond DNS](https://chrome-stats.com/d/beyond-dns) — 1 users, 4.00 / 5
- [etherDNS](https://chrome-stats.com/d/etherdns)
- [Exip DDN Extension](https://chrome-stats.com/d/exip-ddn-extension) — 1 users
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- [DNS Medic](https://chrome-stats.com/d/dns-medic) — 15 users, 5.00 / 5
- [XRD.domains Extension](https://chrome-stats.com/d/xrd-domains-extension) — 5.00 / 5
- [DNSSEC](https://chrome-stats.com/d/dnssec) — 383 users, 3.08 / 5
- [LDNS - DNS & Domain Tools](https://chrome-stats.com/d/ldns-dns-domain-tools) — 6 users
- [ZeroNet Redirect](https://chrome-stats.com/d/zeronet-redirect) — 1 users
- [DNScope](https://chrome-stats.com/d/dnscope) — 1 users

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Source: [Chrome-Stats](https://chrome-stats.com/d/b-dns)