Public DNS Servers List by Byteful (Formerly Ping Proxies)

The most comprehensive public DNS server list on GitHub

Daily-updated DNS resolvers organized by 153 countries with uptime metrics, DNSSEC status, and content filtering capabilities.

Quick Start · Available Lists · Usage Examples · Data Formats

---

Data Source: dnsdirectory.com

Quick Start

Download resolver lists instantly:

# All servers (IPv4)
curl -O https://raw.githubusercontent.com/pingproxies/public-dns-directory/main/resolvers/global/all.txt

# Trusted providers only (Google, Cloudflare, Quad9, etc.)
curl -O https://raw.githubusercontent.com/pingproxies/public-dns-directory/main/resolvers/global/trusted.txt

# By country (e.g., United States)
curl -O https://raw.githubusercontent.com/pingproxies/public-dns-directory/main/resolvers/by-country/US.txt

Features

Feature	Description
9,800+ Servers	Comprehensive coverage of public DNS resolvers worldwide
153 Countries	Organized by ISO 3166-1 alpha-2 country codes
Rich Metadata	Uptime (24h/30d/90d/1y), DNSSEC, blocking capabilities
Multiple Formats	TXT for tools, JSON for developers, CSV for analysis
Auto-Updated	Refreshed twice daily via GitHub Actions
Curated Lists	Trusted, DNSSEC, ad-blocking, malware-blocking, family-safe

Available Lists

Global Lists

List	Description	Download
All Servers	Complete IPv4 resolver list	all.txt
Trusted	Verified providers (Google, Cloudflare, Quad9)	trusted.txt
DNSSEC	DNSSEC-validating servers	dnssec.txt
Ad-Blocking	Blocks advertisements	ad-blocking.txt
Malware-Blocking	Blocks malicious domains	malware-blocking.txt
Family-Safe	Adult content filtering	family-safe.txt
High Uptime	99%+ uptime (30 days)	high-uptime.txt

By Country

Servers organized by ISO 3166-1 alpha-2 country codes.

Country	IPv4	JSON
United States	US.txt	US.json
Germany	DE.txt	DE.json
United Kingdom	GB.txt	GB.json
France	FR.txt	FR.json
Netherlands	NL.txt	NL.json
Japan	JP.txt	JP.json
Canada	CA.txt	CA.json
Australia	AU.txt	AU.json

Browse all 153 countries →

By Continent

Continent	File
Africa	AF.txt
Asia	AS.txt
Europe	EU.txt
North America	NA.txt
Oceania	OC.txt
South America	SA.txt

Usage Examples

Security Tools

# massdns - High-performance DNS resolution
massdns -r resolvers/global/all.txt -t A domains.txt -o S

# shuffledns - Subdomain enumeration
shuffledns -d example.com -r resolvers/global/trusted.txt -w wordlist.txt

# dnsx - DNS toolkit
cat subdomains.txt | dnsx -r resolvers/by-country/US.txt -a -resp

Python

import requests

url = "https://raw.githubusercontent.com/pingproxies/public-dns-directory/main/data/resolvers.json"
data = requests.get(url).json()

# Get all trusted DNSSEC servers
trusted_dnssec = [
    r for r in data["resolvers"]
    if r["trusted"] and r["dnssec"]["validating"]
]

for server in trusted_dnssec[:5]:
    print(f"{server['ip']} - {server['organization']}")

cURL / Shell

# Get server count
curl -s https://raw.githubusercontent.com/pingproxies/public-dns-directory/main/data/stats.json | jq '.totals.servers'

# List all US servers
curl -s https://raw.githubusercontent.com/pingproxies/public-dns-directory/main/resolvers/by-country/US.txt | grep -v "^#"

Data Formats

TXT — For Security Tools

One IP per line, compatible with massdns, shuffledns, dnsx.

# Public DNS Servers - United States (US)
# Source: https://dnsdirectory.com
# Updated: 2024-02-04T06:00:00Z
# Total: 1,234 servers
#
8.8.8.8
8.8.4.4
1.1.1.1

JSON — For Developers

Full metadata with nested structure.

{
  "ip": "8.8.8.8",
  "version": 4,
  "country_code": "US",
  "country": "United States",
  "organization": "Google LLC",
  "trusted": true,
  "dnssec": { "aware": true, "validating": true },
  "blocking": { "ads": false, "malware": false, "adult": false },
  "uptime": { "24h": 100.0, "30d": 99.98, "90d": 99.97, "1y": 99.95 }
}

Files:

• resolvers.json — Complete dataset
• resolvers-minimal.json — IP + country + trusted
• stats.json — Repository statistics

CSV — For Analysis

Flat format for spreadsheets and databases: resolvers.csv

File Structure

├── resolvers/
│   ├── global/           # Aggregated lists (all, trusted, dnssec, etc.)
│   ├── by-country/       # IPv4 by country code (US.txt, DE.txt, ...)
│   ├── by-country-ipv6/  # IPv6 by country code
│   └── by-continent/     # By continent (NA.txt, EU.txt, ...)
└── data/
    ├── resolvers.json    # Complete dataset with metadata
    ├── resolvers.csv     # Flat CSV export
    ├── stats.json        # Statistics
    ├── by-country/       # JSON per country
    └── by-continent/     # JSON per continent

Update Schedule

This repository is automatically updated twice daily via GitHub Actions:

Schedule	Time
Morning	06:00 UTC
Evening	18:00 UTC

Related Projects

• dnsdirectory.com — Full DNS directory with interactive search
• massdns — High-performance DNS stub resolver
• shuffledns — Subdomain enumeration
• dnsx — Fast DNS toolkit

Contributing

See CONTRIBUTING.md for guidelines.

Note: Files in resolvers/ and data/ are auto-generated. Do not edit directly.

License

MIT License — see LICENSE for details.

---

Data provided by dnsdirectory.com and Ping Proxies