DNS vs WHOIS vs SSL Checker
Comparison guide for the most common domain-diagnostic tool categories.
| Tool Type | Best Question Answered | Primary Tool |
|---|---|---|
| DNS | Is the routing/config record correct right now? | DNS Record Viewer |
| WHOIS | Who owns the domain and when does it expire? | WHOIS Lookup |
| SSL | Is certificate validity/trust healthy? | SSL Checker |
Use all three for migration assurance: ownership, routing, and trust layer.