DNS Lookup API for Security & Infrastructure Teams
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}Instant DNS Intelligence for Security and Monitoring
Join 20,000+ companies using our DNS API for security monitoring, email verification, and infrastructure management with 50ms response times.
✅ All DNS record types • ✅ 50ms response • ✅ Change monitoring • ✅ Free 500 lookups/month
Why DevOps Teams Choose Our DNS API
🔍 All DNS Record Types
Query A, AAAA, MX, TXT, NS, CNAME, SOA, PTR, CAA, and more. Get complete DNS configuration for any domain instantly.
15+ record types📧 Email Configuration Verify
Check MX records, SPF, DKIM, and DMARC settings. Ensure proper email deliverability and prevent spoofing.
Verify in seconds🚨 DNS Change Monitoring
Track DNS changes in real-time. Detect unauthorized modifications, subdomain takeovers, and configuration drift.
Real-time alerts🔒 Security Threat Detection
Identify phishing domains, detect DNS hijacking, and spot malicious redirects. Protect your brand and users.
Block 95% threats⚡ Lightning-Fast Lookups
Average 50ms response time from global DNS resolvers. 99.99% uptime with redundant infrastructure.
50ms response🌍 Global DNS Resolvers
Query from multiple geographic locations. Compare results across providers. Detect regional DNS poisoning.
30+ global locations📊 Bulk DNS Queries
Process thousands of domains via CSV or API. Export comprehensive reports. Perfect for audits and migrations.
5K domains/minute🔄 Reverse DNS Lookups
Convert IP addresses back to hostnames. Verify server ownership and identify shared hosting neighbors.
IPv4 & IPv6 support📈 DNS Propagation Check
Monitor DNS propagation across global servers. Ensure changes reach all users. Minimize downtime during migrations.
Check 50+ servers🏢 Subdomain Discovery
Find all subdomains for a domain. Uncover hidden assets, staging servers, and forgotten endpoints.
Find 1000s subdomains🔐 DNSSEC Validation
Verify DNSSEC signatures and chain of trust. Ensure DNS responses are authentic and unmodified.
Full DNSSEC support📱 Multi-Platform SDKs
Native libraries for Python, Node.js, PHP, Go, Ruby, Java. Simple integration with any application.
Live in 5 minutes📄 Comprehensive Reports
Generate detailed DNS health reports. Share findings with stakeholders. Track improvements over time.
PDF & JSON export🤝 Expert DNS Support
DNS specialists available 24/7. Help with complex configurations and troubleshooting. Direct Slack for Pro.
10-min response💎 Generous Free Tier
Start with 500 DNS lookups monthly, forever free. No credit card needed. Upgrade from $12.99/month.
500 free/monthReady to Monitor Your DNS Infrastructure?
Start with 500 free DNS lookups per month
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Special Pricing Available
We offer custom pricing for bulk usage, open-source projects, enterprises, non-profits, educational institutions, teachers, and students.
Trusted by 20,000+ Security Teams
Trusted by thousands of developers worldwide
Kevin Zhang
Security Engineer
Cybersecurity Firm
"DNS monitoring caught 3 subdomain takeover attempts last month. This API is now critical to our security stack."
Amanda Foster
DevOps Lead
SaaS Platform
"Bulk DNS queries during migrations saved us days of work. The propagation checker prevented any downtime."
Raj Kumar
Email Admin
Marketing Agency
"SPF, DKIM, and DMARC verification in one API call. Our email deliverability improved by 35% after fixing issues."
Sophie Chen
Infrastructure Manager
Cloud Provider
"Subdomain discovery found 200+ forgotten endpoints. We secured potential vulnerabilities before they were exploited."
Marcus Williams
Network Admin
Enterprise Corp
"DNSSEC validation and global resolver checks give us confidence in our DNS infrastructure. Worth every penny."
Lisa Park
Compliance Officer
Financial Services
"DNS audit reports satisfy our compliance requirements. The API makes quarterly audits automatic and thorough."
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