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 blockchair.com
| Type | Value | TTL | Priority |
|---|---|---|---|
| A | 185.104.208.113 |
60 | - |
| MX | mx.yandex.net |
300 | 10 |
| NS | dns8.cloudns.net |
1106 | - |
| NS | dns4.cloudns.net |
1106 | - |
| NS | dns3.cloudns.net |
1106 | - |
| NS | dns7.cloudns.net |
1106 | - |
| TXT | v=spf1 redirect=_spf.yandex.net |
3600 | - |
| TXT | include:6286020.spf08.hubspotemail.net |
3600 | - |
| TXT | google-site-verification=bcVXY43oJHdiE9aLKRzagMbIZ3GDeC9T8f0Ko8XmhEg |
3600 | - |
| TXT | openai-domain-verification=dv-YImfDvSy2iJkwaxVvChj54Od |
3600 | - |
| SOA | dns3.cloudns.net |
3600 | - |
Bulk DNS Audit
Audited so far: 2,377 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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