Discover AdSense Publishers
& Their Domains Instantly

The #1 AdSense reverse lookup tool - now 50% FASTER and 65% SMALLER! Find publisher IDs instantly, discover competitor domains, analyze ads.txt in just 5 seconds, and get precise traffic metrics with our revolutionary v3.3 performance update.

Add to Chrome - It's Free Watch Demo

75,000+ Active Users

3M+ Domains Analyzed

v3.3 50% Faster!

PubSpy Extension Demo - AdSense ID Detection Interface

Powerful Features for Smart Marketers

Lightning-Fast ID Detection

Detect AdSense publisher IDs instantly - now 50% faster! Our v3.3 engine loads in under 500ms with zero console clutter.

Reverse Domain Lookup

Find all domains using the same AdSense ID. Discover competitor networks and related properties with our dual API system.

⚡ 50% Faster, 65% Smaller

Revolutionary v3.3 performance update! Extension now only 26KB, loads in <500ms. Experience the fastest AdSense tool ever built.

Ultra-Precise Traffic Analytics

Get exact traffic metrics for all sites - including "0/mo" for small publishers. Real-time data with non-blocking UI for instant results while processing continues in background.

5-Second ads.txt Scanner

50% faster ads.txt detection - reduced from 10s to just 5 seconds! Non-blocking async processing with 99.9% accuracy for DIRECT/RESELLER validation.

Export & Extract Everything

Download findings as CSV with traffic data. NEW: Extract all links from any page for comprehensive analysis. Perfect for competitor research!

Ultra-Light & Secure

65% smaller at just 26KB! Enterprise-grade security with obfuscated code. Zero tracking, no data collection - everything processes locally in your browser.

How PubSpy Works

Install Extension

Add PubSpy to Chrome with one click. No registration required.

→

Visit Any Website

Navigate to any website you want to analyze.

→

Click PubSpy Icon

Click the extension icon to detect AdSense IDs instantly.

→

Get Results

View related domains, traffic data, and export your findings.

Advanced Professional Features ^{v3.3 PERFORMANCE UPDATE}

Real-time Non-Blocking Monitoring

Monitor AdSense changes with our new non-blocking UI. Get instant results while background processing continues - no more waiting for ads.txt checks!

Historical Data Access

Access up to 12 months of historical AdSense data. Track publisher growth patterns and domain portfolio changes over time.

Bulk Analysis Tools

Analyze hundreds of domains simultaneously. Upload CSV lists and get comprehensive AdSense reports in minutes.

Lightning-Fast Dual API System

Redundant APIs with automatic failover ensure 99.99% uptime. Combined with 50% faster processing and 65% smaller size for blazing-fast performance.

Custom Dashboards

Create personalized dashboards to track specific publishers and metrics. Export reports in multiple formats.

Competitive Intelligence

Deep competitor analysis with traffic sources, content strategies, and monetization patterns across their entire network.

Network Mapping

Visualize entire publisher networks with interactive maps. Discover hidden connections between websites and publishers.

One-Click Navigation & Link Extraction

Click header for instant PubSpy.io access. NEW: Extract all links from any page with our fixed extraction tool. Perfect for comprehensive competitor analysis!

Machine Learning Insights

AI-powered predictions for publisher growth trends and revenue potential based on historical patterns.

Free AdSense Tools for Publishers

Comprehensive suite of tools to help you succeed with Google AdSense

AdSense Approval Checker

Check if your website meets all Google AdSense requirements. Get detailed reports on what to improve.

Check Approval →

Eligibility Checker

Verify if you meet basic AdSense requirements including age, content, and location criteria.

Check Eligibility →

Ban Risk Detector

Identify potential issues that could lead to AdSense suspension. Protect your revenue stream.

Check Ban Risk →

View All AdSense Tools →

Discover AdSense Publishers & Their Domains Instantly