Domains: full A/AAAA/MX/NS/TXT/SOA/CNAME audit. IPs: reverse DNS (PTR) lookup. Resolves over DNS-over-HTTPS (Google/Cloudflare) when the host blocks UDP/53, so it works on shared hosting.
Results for polycorp.com
| Type | Value | TTL | Priority |
|---|---|---|---|
| A | 141.193.213.10 |
600 | - |
| A | 141.193.213.11 |
600 | - |
| MX | polycorp-com.mail.protection.outlook.com |
3600 | 0 |
| NS | ns18.domaincontrol.com |
3600 | - |
| NS | ns17.domaincontrol.com |
3600 | - |
| TXT | sophos-domain-verification=4293c691fa4a09bd1bd0d69e665c83b4353ddbee0fdbbf6d5123411a8c0b8f7c |
3600 | - |
| TXT | 94BMVDF0KEF7F01DC4HUJ0BTJQUXC6EZPSLGJ9UO |
3600 | - |
| TXT | v=spf1 include:spf.protection.outlook.com include:342165896.spf08.hubspotemail.net -all |
3600 | - |
| TXT | v=verifydomain MS=6194438 |
3600 | - |
| SOA | ns17.domaincontrol.com |
3600 | - |
Bulk DNS Audit
Audited so far: 4,929 indicators.
▶ Run Bulk DNS Audit (auto-continues)
Sweeps every stored domain/IP lacking DNS data, in time-boxed batches that auto-continue in the browser until done.
For the whole database at once (no browser), run php dns-audit.php bulk=run on the CLI or via cron.
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