There are dozens of online DNS lookup tools. Most do the same core query but differ in which record types they support, how they display results, what additional data they pull, and whether they require accounts.
What Sets NetDig Apart
- All record types — A, AAAA, MX, TXT, CNAME, NS, SOA, SRV, CAA, PTR, and ALL in one tool
- Bulk DNS — query up to 50 domains at once, something most tools don't offer free
- DNS Record Builder — generates ready-to-copy records for Google Workspace, Microsoft 365, SendGrid, and 25+ other services
- DNS Propagation Checker — queries 20+ global resolvers simultaneously
- DNS Benchmark — real-time response time comparison across Cloudflare, Google, Quad9, OpenDNS
- TTL Migration Planner — step-by-step timing for zero-downtime migrations
- Zone File Generator — BIND-format zone file builder with templates
Quick Comparison
| Tool | NetDig | MXToolbox | dnschecker.org | whatsmydns.net |
|---|---|---|---|---|
| All record types | ✓ | ✓ | ✓ | Partial |
| Bulk lookup (50 domains) | ✓ Free | Paid | No | No |
| DNS Record Builder | ✓ | No | No | No |
| DNS Benchmark | ✓ | No | No | No |
| TTL Migration Planner | ✓ | No | No | No |
| Email tools | Full suite | Full suite | No | No |
| Account required | Never | Some features | Never | Never |
| Ads | None | Yes | Yes | Yes |
Try the DNS tools: DNS Lookup · Bulk DNS Lookup · DNS Record Builder