| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.global.sprint.com | — | — | — |
| Policy | Record (_dmarc.bobbibrown.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2413440904 |
| Primary NS (MNAME) | ns01.elcompanies.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | MarkMonitor Inc. |
| Registered | 1997-09-10 |
| Expires | 2026-09-30 (28d) |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-29 18:07:50 | 1756ms | 3 NS 0 A 1 MX | 🔓 Insecure | View |
| 2026-08-27 15:25:27 | 839ms | 3 NS 0 A 1 MX | 🔓 Insecure | View |
| 2026-08-14 12:57:08 | 729ms | 3 NS 0 A 1 MX | 🔓 Insecure | View |
| 2026-07-22 16:57:05 | 1380ms | 3 NS 0 A 1 MX | ❓ Unknown | View |
| 2026-07-20 14:12:46 | 1110ms | 3 NS 0 A 1 MX | ❓ Unknown | View |
| 2026-06-26 09:18:15 | 752ms | 3 NS 0 A 1 MX | 🔓 Insecure | View |
| 2026-06-24 17:44:31 | 1418ms | 3 NS 0 A 1 MX | 🔓 Insecure | View |
| 2026-06-22 07:50:46 | 474ms | 3 NS 0 A 1 MX | 🔓 Insecure | View |
| 2026-06-16 15:11:16 | 623ms | 3 NS 0 A 1 MX | 🔓 Insecure | View |