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 gcsnet.com
| Type | Value | TTL | Priority |
|---|---|---|---|
| A | 209.17.116.163 |
7200 | - |
| MX | mx1.mtaroutes.com |
900 | 10 |
| MX | gcsnet-com.mail.protection.outlook.com |
900 | 50 |
| MX | mx3.mtaroutes.com |
900 | 30 |
| MX | mx4.mtaroutes.com |
900 | 40 |
| MX | mx2.mtaroutes.com |
900 | 20 |
| NS | ns20.worldnic.com |
7200 | - |
| NS | ns19.worldnic.com |
7200 | - |
| TXT | kmr3lt4jpb7m4fecbhte09ujjq |
900 | - |
| TXT | 3utpfo1a42nl70di40i3tdn90k |
900 | - |
| TXT | v=spf1 include:spf.protection.outlook.com include:spf-us.mailssig.com -all |
900 | - |
| TXT | uiotk95jsmavq06dm7616q3uu0 |
900 | - |
| TXT | mdllhsqvfkrv0k06pfgjd98niv |
900 | - |
| TXT | uf5lacudgl2iq5o997hdvcupv5 |
900 | - |
| SOA | NS19.WORLDNIC.com |
7200 | - |
Bulk DNS Audit
Audited so far: 6,603 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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