Find IP Address guide hub
Domain IP lookup guides
Tutorials for finding a domain's IPv4 and IPv6 addresses, checking DNS A and AAAA answers, and using DN01's Find IP Address tool.
Domain to IP Basics: What the Result Really Means
A practical introduction to resolving a domain into IP addresses and reading the answer without confusing DNS, hosting, and HTTP.
A vs AAAA Records When Finding a Domain IP
How IPv4 A records and IPv6 AAAA records work together, and why checking only one family can hide production problems.
CNAME Chains: Why a Domain IP Lookup May Take Several Steps
Why many domains resolve through one or more CNAME records before returning A or AAAA addresses, and how to debug the chain.
CDN IP Addresses: Why Your Domain Resolves to an Edge Network
How CDN edge addresses differ from origin server addresses and how to interpret changing IP results across regions.
DNS Propagation After Changing a Domain IP
What to expect after changing A or AAAA records, how TTL affects lookup results, and when a mismatch is normal.
Troubleshooting a Domain That Resolves to the Wrong IP
A step-by-step workflow for stale, unexpected, or inconsistent IP results after DNS, CDN, or hosting changes.
Shared Hosting: Why Many Domains Can Use the Same IP
Why a domain IP lookup often returns an address shared by hundreds of sites, and what that means for security and troubleshooting.
Security Checks to Run After Finding a Domain IP
How to use a resolved IP address for practical security triage without overclaiming what DNS alone can prove.
Email IP vs Website IP: Why They Are Often Different
Why a website address, MX host, SPF include, and outbound mail IP can all differ for the same domain.
Domain IP APIs and Monitoring: Catch Address Changes Early
How to monitor domain-to-IP answers in scripts, CI, and uptime checks without creating noisy false alarms.